Page 1
FORM NO. S22-929
Supersedes Form No. S22-919 Rev. 5 and S22-918 Rev. 4 
RSKA- STANDARD EFFICIENCY 10-SEER SERIES
NOMINAL SIZES 1.5-5 TONS [5-17.6 kW]
RSMA- HIGH EFFICIENCY 12-SEER SERIES
NOMINAL SIZES 1.5-4 TONS [5-14 kW]
RSNA- SUPER HIGH EFFICIENCY 13-SEER SERIES
NOMINAL SIZES 2, 2.5 & 3 TONS [7, 8.8 & 10.5 kW]
SELF- CONTAINED C OOLING PACKAGE  U NITS 
RSMA, RSNA- MODELS
ONLY (AFTER JAN. 1 2004)
Page 2
2
TABLE OF CONTENTS
Unit Features & Benefits ................................................................................3-4 
Model Identification Options............................................................................5-6 
General Data
RSKA- Series ............................................................................................7-9 
RSMA- Series ........................................................................................10-12 
RSNA- Series ............................................................................................13 
General Data Notes ........................................................................................14 
Performance Data
RSKA- Series ........................................................................................15-18 
RSMA- Series ........................................................................................19-21 
RSNA- Series ........................................................................................22-23 
Airflow Performance
RSKA- Series ........................................................................................24-25 
RSMA- Series ............................................................................................26 
RSNA- Series ............................................................................................27 
Electrical Data
RSKA- Series..............................................................................................28 
RSMA- Series ............................................................................................29 
RSNA- Series ............................................................................................30 
Electric Heater Kits ........................................................................................31 
Dimensional Data ..........................................................................................32 
Typical Installations ........................................................................................33 
Accessories ..............................................................................................34-43 
Typical Wiring............................................................................................44-45 
Limited Warranty ............................................................................................46 
Page 3
3
UNIT FEATURES & BENEFITS—RSKA/RSMA/RSNA-
These quality features are included in the Ruud 
Self-Contained Cooling Package Units
4
5
Page 4
4
UNIT FEATURES & BENEFITS—RSKA/RSMA/RSNA- SERIES
1. All models feature Copeland®Scroll®compressors for maximum efficiency and quiet operation.
2. Louvered condenser compartment for protecting the coil 
against yard hazards and/or weather extremes.
3. One-piece top with a drip lip to help keep water off of the unit 
sides.
4. Supply and return air openings feature a one-inch tall flange to 
prevent water migration into the ductwork.
5. Access panels have “weep holes” and channels to further help 
manage water run-off.
6. Side and down discharge options available on all models.
7. Easily accessible blower section complete with slide-out 
blower. All units feature a system matched MultiFlex
®
coil with
low static pressure drop and excellent cooling capacities.
8. Refrigerant connections are conveniently located for easy 
service diagnostics.
9. Condenser and evaporator coils feature enhanced fins 
for better heat transfer and rifled copper tubing for 
greater efficiency.
10. Supplemental electric heat strips up to 15 kW are available 
(field or factory installed) for periods of extreme cold temperatures. Single point wiring makes installation even easier.
11. All units feature an internal trap on the condensate line eliminating the need for installing an on-site external trap.
12. Integral gasketing on the base rails is standard on those units 
shipped from the factory in the down-flow configuration.
13. Easily accessible control box.
[ ] Designates Metric Conversions
Features Below Correspond to Photos on Page 3
Page 5
5
MODEL IDENTIFICATION—RSKA/RSMA/RSNA- SERIES
RSKA—A036JK010XX
Factory Installed Option s 
(See Next Page)
Heating Capacity (Factory Installed)
000 = No Resistance Heat 
005 = 05 KW Resistance Heat (018-030) 
006 = 06 KW Resistance Heat (036-048) 
010 = 10 KW Resistance Heat (024-048) 
011 = 10 KW Resistance Heat (Canada)
(024-048) 
015 = 15 KW Resistance Heat (036-048) 
016 = 15 KW Resistance Heat (Canada)
(036-048)
Drive Package 
K = Direct Drive
Electrical Designation 
J = 208-230V—1PH—60 Hz 
C = 208-230V—3PH—60 Hz
Cooling Capacity (BTUH) [kW]
018 = 18,000 [5.28] 
024 = 24,000 [7.03] 
030 = 30,000 [8.79] 
036 = 36,000 [10.55] 
042 = 42,000 [12.31] 
048 = 48,000 [14.07] 
060 = 60,000 [17.59]
Future Technical Variations
Design Series 
A = 1st Design
Efficiency Designation 
K = 10 SEER Standard Efficiency 
M = 12 SEER High Efficiency 
N = 13 SEER Super High Efficiency
Product Classification 
S = Self-Contained Air Conditioner
Tra d eb ra nd 
R= Ruud
[ ] Designates Metric Conversions
Page 6
6
OPTIONS—RSKA/RSMA/RSNA- SERIES
FACTORY INSTALLED OPTION CODES
Example: RSKA-A036JK000XX (where XX is factory installed option)  
Example: No Options
RSKA-A036JK000
Example: Options with Sideflow
RSKA-A036JK000AK
Note: Factory installed economizer is not available on these models.
Instructions for Factory Installed Option(s) Selection
Note: Two characters following the model number will be utilized to designate a factory-installed option or com- 
bination of options. If no factory option(s) is required, nothing follows the model number.
Step 1.  After a basic rooftop model is selected, choose a two-character option code from the FACTORY 
INSTALLED OPTION SELECTION TABLE.
Option
Code
AA  No Option 
AK  x
Side Flow
Page 7
7
GENERAL DATA—RSKA- SERIES
NOMINAL SIZES 1.5-5 TONS [5-17.6 kW]
See Page 14 for Notes.  [ ] Designates Metric Conversions 
Model RSKA- Series   A018JK  A024JK  A030JK  A036CK 
Cooling Performance
1
Gross Cooling Capacity Btu [kW]  17,600 [5.2]  24,800 [7.3]  31,200 [9.1]  37,400 [11] 
EER/SEER
2
9.65/10  9.3/10  9.1/10  9/10 
Nominal CFM/ARI Rated CFM [L/s]  600/600 [283/283]  800/800 [378/378]  1000/1000 [472/472]  1200/1200 [566/566] 
ARI Net Cooling Capacity Btu [kW]  17,000 [5]  24,000 [7]  30,000 [8.8]  36,000 [10.5] 
Net Sensible Capacity Btu [kW]  12,008 [3.5]  16,706 [4.9]  20,672 [6.1]  24,723 [7.2]
Net System Power kW  1.8  2.6  3.3  4
Net Weight lbs. [kg]  324 [147]  330 [150]  349 [158]  361 [164]
Compressor
No./Type  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll
Outdoor Sound Rating (dB)
3
76  76  76  76
Outdoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Smooth  Smooth  Smooth  Smooth 
Tube Size in. [mm] OD  0.375 [9.5]  0.375 [9.5]  0.375 [9.5]  0.375 [9.5] 
Face Area sq. ft. [sq. m]  7.97 [0.74]  7.97 [0.74]  7.97 [0.74]  10.5 [0.98] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7]
Net Latent Capacity Btu [kW]  4992 [1.5]  7294 [2.1]  9328 [2.7]  11,277 [3.3]
Indoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Rifled  Rifled  Rifled  Rifled 
Tube Size in. [mm]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9] 
Face Area sq. ft. [sq. m]  5.07 [0.47]  5.07 [0.47]  7.6 [0.71]  7.6 [0.71] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7] 
Refrigerant Control  Capillary Tubes  Capillary Tubes  Capillary Tubes  Capillary Tubes 
Drain Connection No./Size in. [mm]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]
Outdoor Fan—Type   Propeller  Propeller   Propeller   Propeller 
No. Used/Diameter in. [mm]  1/20 [508]  1/20 [508]  1/20 [508]  1/20 [508] 
Drive Type/No. Speeds  Direct/1  Direct/1  Direct/1  Direct/1 
CFM [L/s]  1750 [826]  1750 [826]  2580 [1218]  2730 [1288] 
No. Motors/HP  1 at 1/15 HP  1 at 1/15 HP  1 at 1/5 HP  1 at 1/5 HP 
Motor RPM  1075  1075  1075  1075
Indoor Fan—Type   FC Centrifugal  FC Centrifugal   FC Centrifugal   FC Centrifugal 
No. Used/Diameter in. [mm]  1/9x7 [228.6x177.8]  1/9x7 [228.6x177.8]  1/10x9 [254x228.6]  1/10x9 [254x228.6] 
Drive Type/No. Speeds  Direct/2  Direct/2  Direct/3  Direct/3 
No. Motors  1  1  1  1 
Motor HP  1/4  1/4  1/2  1/2 
Motor RPM  1725  1725  1725  1725 
Motor Frame Size  48  48  48  48
Filter—Type   Field Supplied  Field Supplied   Field Supplied   Field Supplied 
Furnished  No  No  No  No 
(No.) Size Recommended in. [mm]  (1)1x16x20 [25x406x508]  (1)1x20x20 [25x508x508]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]
Refrigerant Charge Oz. [g]  44 [1247]  50 [1418]  54 [1531]  62 [1758]  
Weights
Ship Weight lbs. [kg]  364 [165]  370 [168]  389 [176]  401 [182]
CONTINUED
Page 8
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GENERAL DATA—RSKA- SERIES
Model RSKA- Series   A036JK  A042CK  A042JK  A048CK 
Cooling Performance
1
Gross Cooling Capacity Btu [kW]  37,400 [11]  42,000 [12.3]  42,000 [12.3]  48,500 [14.2] 
EER/SEER
2
9/10  9.3/10  9.3/10  8.7/10 
Nominal CFM/ARI Rated CFM [L/s]  1200/1200 [566/566]  1400/1400 [661/661]  1400/1400 [661/661]  1600/1500 [755/708] 
ARI Net Cooling Capacity Btu [kW]  36,000 [10.5]  40,500 [11.9]  40,500 [11.9]  46,500 [13.6] 
Net Sensible Capacity Btu [kW]  24,723 [7.2]  27,891 [8.2]  27,891 [8.2]  32,340 [9.5]
Net System Power kW  4  4.4  4.4  5.4
Net Weight lbs. [kg]  361 [164]  372 [169]  372 [169]  397 [180]
Compressor
No./Type  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll
Outdoor Sound Rating (dB)
3
76  76  76  78
Outdoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Smooth  Smooth  Smooth  Smooth 
Tube Size in. [mm] OD  0.375 [9.5]  0.375 [9.5]  0.375 [9.5]  0.375 [9.5] 
Face Area sq. ft. [sq. m]  10.5 [0.98]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 22 [9]  1 / 22 [9]  1 / 22 [9]
Net Latent Capacity Btu [kW]  11,277 [3.3]  12,609 [3.7]  12,609 [3.7]  14,160 [4.1]
Indoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Rifled  Rifled  Rifled  Rifled 
Tube Size in. [mm]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9] 
Face Area sq. ft. [sq. m]  7.6 [0.71]  10.13 [0.94]  10.13 [0.94]  10.13 [0.94] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7] 
Refrigerant Control  Capillary Tubes  Capillary Tubes  Capillary Tubes  TX Valves 
Drain Connection No./Size in. [mm]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]
Outdoor Fan—Type   Propeller  Propeller   Propeller   Propeller 
No. Used/Diameter in. [mm]  1/20 [508]  1/20 [508]  1/20 [508]  1/20 [508] 
Drive Type/No. Speeds  Direct/1  Direct/1  Direct/1  Direct/1 
CFM [L/s]  2730 [1288]  2675 [1262]  2675 [1262]  3200 [1510] 
No. Motors/HP  1 at 1/5 HP  1 at 1/5 HP  1 at 1/5 HP  1 at 1/3 HP 
Motor RPM  1075  1075  1075  1075
Indoor Fan—Type   FC Centrifugal  FC Centrifugal   FC Centrifugal   FC Centrifugal 
No. Used/Diameter in. [mm]  1/10x9 [254x228.6]  1/10x9 [254x228.6]  1/10x9 [254x228.6]  1/10x9 [254x228.6] 
Drive Type/No. Speeds  Direct/3  Direct/3  Direct/3  Direct/3 
No. Motors  1  1  1  1 
Motor HP  1/2  1/2  1/2  3/4 
Motor RPM  1725  1725  1725  1725 
Motor Frame Size  48  48  48  56
Filter—Type   Field Supplied  Field Supplied   Field Supplied   Field Supplied 
Furnished  No  No  No  No 
(No.) Size Recommended in. [mm]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]
Refrigerant Charge Oz. [g]  62 [1758]  74 [1956]  74 [2098]  78 [2211]  
Weights
Ship Weight lbs. [kg]  401 [182]  412 [187]  412 [187]  437 [198]
CONTINUED
NOMINAL SIZES 1.5-5 TONS [5-17.6 kW]
See Page 14 for Notes.  [ ] Designates Metric Conversions 
Page 9
9
GENERAL DATA—RSKA- SERIES
Model RSKA- Series   A048JK  A060CK  A060JK 
Cooling Performance
1
Gross Cooling Capacity Btu [kW]  48,500 [14.2]  60,500 [17.7]  60,500 [17.7] 
EER/SEER
2
8.7/10  9/10  9/10 
Nominal CFM/ARI Rated CFM [L/s]  1600/1500 [755/708]  1900/2000 [897/944]  1900/2000 [897/944] 
ARI Net Cooling Capacity Btu [kW]  46,500 [13.6]  58,000 [17]  58,000 [17] 
Net Sensible Capacity Btu [kW]  32,340 [9.5]  40,000 [11.7]  40,000 [11.7]
Net System Power kW  5.4  6.4  6.4
Net Weight lbs. [kg]  406 [184]  467 [212]  467 [212]
Compressor
No./Type  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll
Outdoor Sound Rating (dB)
3
78  78  78
Outdoor Coil—Fin Type   Louvered  Louvered   Louvered 
Tube Type  Smooth  Rifled  Rifled 
Tube Size in. [mm] OD  0.375 [9.5]  0.375 [9.5]  0.375 [9.5] 
Face Area sq. ft. [sq. m]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19] 
Rows / FPI [FPcm]  1 / 22 [9]  2 / 22 [9]  2 / 22 [9]
Net Latent Capacity Btu [kW]  14,160 [4.1]  18,000 [5.3]  18,000 [5.3]
Indoor Coil—Fin Type   Louvered  Louvered   Louvered 
Tube Type  Rifled  Rifled  Rifled 
Tube Size in. [mm]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9] 
Face Area sq. ft. [sq. m]  10.13 [0.94]  12.67 [1.18]  12.67 [1.18] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7] 
Refrigerant Control  TX Valves  TX Valves  TX Valves 
Drain Connection No./Size in. [mm]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]
Outdoor Fan—Type   Propeller  Propeller   Propeller 
No. Used/Diameter in. [mm]  1/20 [508]  1/20 [508]  1/20 [508] 
Drive Type/No. Speeds  Direct/1  Direct/1  Direct/1 
CFM [L/s]  3200 [1510]  2900 [1369]  2900 [1369] 
No. Motors/HP  1 at 1/3 HP  1 at 1/3 HP  1 at 1/3 HP 
Motor RPM  1075  1075  1075
Indoor Fan—Type   FC Centrifugal  FC Centrifugal   FC Centrifugal 
No. Used/Diameter in. [mm]  1/10x9 [254x228.6]  1/10x9 [254x228.6]  1/10x9 [254x228.6] 
Drive Type/No. Speeds  Direct/3  Direct/3  Direct/3 
No. Motors  1  1  1 
Motor HP  3/4  3/4  3/4 
Motor RPM  1725  1725  1725 
Motor Frame Size  56  56  56
Filter—Type   Field Supplied  Field Supplied   Field Supplied 
Furnished  No  No  No 
(No.) Size Recommended in. [mm]  (1)1x24x24 [25x610x610]  (1)1x24x30 [25x610x762]  (1)1x24x30 [25x610x762]
Refrigerant Charge Oz. [g]  75 [2126]  119 [3374]  119 [3374]  
Weights
Ship Weight lbs. [kg]  446 [202]  512 [232]  512 [232]
NOMINAL SIZES 1.5-5 TONS [5-17.6 kW]
See Page 14 for Notes.  [ ] Designates Metric Conversions 
Page 10
10
GENERAL DATA—RSMA- SERIES
Model RSMA- Series   A018JK  A024JK  A030JK  A036CK 
Cooling Performance
1
Gross Cooling Capacity Btu [kW]  18,700 [5.5]  24,800 [7.3]  29,800 [8.7]  37,200 [10.9] 
EER/SEER
2
10.7/12  10.5/12  10.5/12  10.6/12 
Nominal CFM/ARI Rated CFM [L/s]  600/600 [283/283]  800/800 [378/378]  1000/1000 [472/472]  1200/1200 [566/566] 
ARI Net Cooling Capacity Btu [kW]  18,000 [5.3]  24,000 [7]  28,600 [8.4]  35,800 [10.5] 
Net Sensible Capacity Btu [kW]  12,712 [3.7]  17,104 [5]  20,306 [5.9]  24,100 [7.1]
Net System Power kW  1.7  2.3  2.8  3.4
Net Weight lbs. [kg]  334 [152]  344 [156]  363 [165]  385 [175]
Compressor
No./Type  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll
Outdoor Sound Rating (dB)
3
76  76  76  76
Outdoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Smooth  Smooth  Smooth  Smooth 
Tube Size in. [mm] OD  0.375 [9.5]  0.375 [9.5]  0.375 [9.5]  0.375 [9.5] 
Face Area sq. ft. [sq. m]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 22 [9]  2 / 22 [9]
Net Latent Capacity Btu [kW]  5288 [1.5]  6896 [2]  8294 [2.4]  11,700 [3.4]
Indoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Rifled  Rifled  Rifled  Rifled 
Tube Size in. [mm]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9] 
Face Area sq. ft. [sq. m]  7.6 [0.71]  7.6 [0.71]  10.13 [0.94]  10.13 [0.94] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7] 
Refrigerant Control  TX Valves  TX Valves  TX Valves  TX Valves 
Drain Connection No./Size in. [mm]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]
Outdoor Fan—Type   Propeller  Propeller   Propeller   Propeller 
No. Used/Diameter in. [mm]  1/20 [508]  1/20 [508]  1/20 [508]  1/20 [508] 
Drive Type/No. Speeds  Direct/1  Direct/1  Direct/1  Direct/1 
CFM [L/s]  1815 [856]  1815 [856]  2675 [1262]  2500 [1180] 
No. Motors/HP  1 at 1/15 HP  1 at 1/15 HP  1 at 1/5 HP  1 at 1/5 HP 
Motor RPM  1075  1075  1075  1075
Indoor Fan—Type   FC Centrifugal  FC Centrifugal   FC Centrifugal   FC Centrifugal 
No. Used/Diameter in. [mm]  1/9x7 [228.6x177.8]  1/9x7 [228.6x177.8]  1/10x9 [254x228.6]  1/10x9 [254x228.6] 
Drive Type/No. Speeds  Direct/2  Direct/2  Direct/3  Direct/3 
No. Motors  1  1  1  1 
Motor HP  1/4  1/4  1/2  1/2 
Motor RPM  1725  1725  1725  1725 
Motor Frame Size  48  48  48  48
Filter—Type   Field Supplied  Field Supplied   Field Supplied   Field Supplied 
Furnished  No  No  No  No 
(No.) Size Recommended in. [mm]  (1)1x16x20 [25x406x508]  (1)1x20x20 [25x508x508]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]
Refrigerant Charge Oz. [g]  69 [1956]  70 [1984]  80 [2268]  99 [2807]  
Weights
Ship Weight lbs. [kg]  374 [170]  384 [174]  403 [183]  425 [193]
CONTINUED
NOMINAL SIZES 1.5-4 TONS [5-14 kW]
See Page 14 for Notes.  [ ] Designates Metric Conversions 
Page 11
11
GENERAL DATA—RSMA- SERIES
Model RSMA- Series   A036JK  A042CK  A042JK  A048CK 
Cooling Performance
1
Gross Cooling Capacity Btu [kW]  37,200 [10.9]  41,500 [12.2]  41,500 [12.2]  48,000 [14.1] 
EER/SEER
2
10.6/12  10.5/12  10.5/12  10.5/12 
Nominal CFM/ARI Rated CFM [L/s]  1200/1200 [566/566]  1300/1400 [613/661]  1300/1400 [613/661]  1500/1500 [708/708] 
ARI Net Cooling Capacity Btu [kW]  35,800 [10.5]  40,000 [11.7]  40,000 [11.7]  46,000 [13.5] 
Net Sensible Capacity Btu [kW]  24,100 [7.1]  28,312 [8.3]  28,312 [8.3]  32,325 [9.5]
Net System Power kW  3.4  3.9  3.9  4.5
Net Weight lbs. [kg]  385 [175]  389 [176]  389 [176]  425 [193]
Compressor
No./Type  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll
Outdoor Sound Rating (dB)
3
76  76  76  78
Outdoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Smooth  Smooth  Smooth  Rifled 
Tube Size in. [mm] OD  0.375 [9.5]  0.375 [9.5]  0.375 [9.5]  0.375 [9.5] 
Face Area sq. ft. [sq. m]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19] 
Rows / FPI [FPcm]  2 / 22 [9]  2 / 22 [9]  2 / 22 [9]  2 / 22 [9]
Net Latent Capacity Btu [kW]  11,700 [3.4]  11,688 [3.4]  11,688 [3.4]  13,675 [4]
Indoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Rifled  Rifled  Rifled  Rifled 
Tube Size in. [mm]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9] 
Face Area sq. ft. [sq. m]  10.13 [0.94]  10.13 [0.94]  10.13 [0.94]  10.13 [0.94] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7] 
Refrigerant Control  TX Valves  TX Valves  TX Valves  TX Valves 
Drain Connection No./Size in. [mm]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]
Outdoor Fan—Type   Propeller  Propeller   Propeller   Propeller 
No. Used/Diameter in. [mm]  1/20 [508]  1/20 [508]  1/20 [508]  1/20 [508] 
Drive Type/No. Speeds  Direct/1  Direct/1  Direct/1  Direct/1 
CFM [L/s]  2500 [1180]  2500 [1180]  2500 [1180]  2900 [1369] 
No. Motors/HP  1 at 1/5 HP  1 at 1/5 HP  1 at 1/5 HP  1 at 1/3 HP 
Motor RPM  1075  1075  1075  1075
Indoor Fan—Type   FC Centrifugal  FC Centrifugal   FC Centrifugal   FC Centrifugal 
No. Used/Diameter in. [mm]  1/10x9 [254x228.6]  1/10x9 [254x228.6]  1/10x9 [254x228.6]  1/10x9 [254x228.6] 
Drive Type/No. Speeds  Direct/3  Direct/3  Direct/3  Direct/3 
No. Motors  1  1  1  1 
Motor HP  1/2  1/2  1/2  3/4 
Motor RPM  1725  1725  1725  1725 
Motor Frame Size  48  48  48  56
Filter—Type   Field Supplied  Field Supplied   Field Supplied   Field Supplied 
Furnished  No  No  No  No 
(No.) Size Recommended in. [mm]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]
Refrigerant Charge Oz. [g]  99 [2807]  114 [3232]  114 [3232]  117 [3317]  
Weights
Ship Weight lbs. [kg]  425 [193]  429 [195]  429 [195]  465 [211]
CONTINUED
NOMINAL SIZES 1.5-4 TONS [5-14 kW]
See Page 14 for Notes.  [ ] Designates Metric Conversions 
Page 12
12
GENERAL DATA—RSMA- SERIES
Model RSMA- Series   A048JK 
Cooling Performance
1
Gross Cooling Capacity Btu [kW]  48,000 [14.1] 
EER/SEER
2
10.5/12 
Nominal CFM/ARI Rated CFM [L/s]  1500/1500 [708/708] 
ARI Net Cooling Capacity Btu [kW]  46,000 [13.5] 
Net Sensible Capacity Btu [kW]  32,325 [9.5]
Net System Power kW  4.5
Net Weight lbs. [kg]  434 [197]
Compressor
No./Type  1/Copeland Scroll
Outdoor Sound Rating (dB)
3
78
Outdoor Coil—Fin Type   Louvered
Tube Type  Smooth 
Tube Size in. [mm] OD  0.375 [9.5] 
Face Area sq. ft. [sq. m]  12.76 [1.19] 
Rows / FPI [FPcm]  2 / 22 [9]
Net Latent Capacity Btu [kW]  13,675 [4]
Indoor Coil—Fin Type   Louvered
Tube Type  Rifled 
Tube Size in. [mm]  0.3125 [7.9] 
Face Area sq. ft. [sq. m]  10.13 [0.94] 
Rows / FPI [FPcm]  1 / 18 [7] 
Refrigerant Control  TX Valves 
Drain Connection No./Size in. [mm]  1/1 [25.4]
Outdoor Fan—Type   Propeller
No. Used/Diameter in. [mm]  1/20 [508] 
Drive Type/No. Speeds  Direct/1 
CFM [L/s]  2900 [1369] 
No. Motors/HP  1 at 1/3 HP 
Motor RPM  1075
Indoor Fan—Type   FC Centrifugal
No. Used/Diameter in. [mm]  1/10x9 [254x228.6] 
Drive Type/No. Speeds  Direct/3 
No. Motors  1 
Motor HP  3/4 
Motor RPM  1725 
Motor Frame Size  56
Filter—Type   Field Supplied
Furnished  No 
(No.) Size Recommended in. [mm]  (1)1x24x24 [25x610x610]
Refrigerant Charge Oz. [g]  117 [3317]  
Weights
Ship Weight lbs. [kg]  474 [215]
NOMINAL SIZES 1.5-4 TONS [5-14 kW]
See Page 14 for Notes.  [ ] Designates Metric Conversions 
Page 13
13
GENERAL DATA—RSNA- SERIES
Model RSNA- Series   A024JK  A030JK  A036CK  A036JK 
Cooling Performance
1
Gross Cooling Capacity Btu [kW]  24,200 [7.1]  32,600 [9.6]  36,600 [10.7]  36,600 [10.7] 
EER/SEER
2
11.6/13  11.7/13  11.6/13  11.6/13 
Nominal CFM/ARI Rated CFM [L/s]  800/800 [378/378]  1000/1000 [472/472]  1200/1200 [566/566]  1200/1200 [566/566] 
ARI Net Cooling Capacity Btu [kW]  23,400 [6.9]  31,400 [9.2]  35,400 [10.4]  35,400 [10.4] 
Net Sensible Capacity Btu [kW]  16,559 [4.9]  22,168 [6.5]  24,580 [7.2]  24,580 [7.2]
Net System Power kW  2  2.7  3.1  3.1
Net Weight lbs. [kg]  362 [164]  385 [175]  389 [176]  389 [176]
Compressor
No./Type  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll  1/Copeland Scroll
Outdoor Sound Rating (dB)
3
76  76  76  76
Outdoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Smooth  Rifled  Rifled  Rifled 
Tube Size in. [mm] OD  0.375 [9.5]  0.375 [9.5]  0.375 [9.5]  0.375 [9.5] 
Face Area sq. ft. [sq. m]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19]  12.76 [1.19] 
Rows / FPI [FPcm]  1 / 22 [9]  2 / 22 [9]  2 / 22 [9]  2 / 22 [9]
Net Latent Capacity Btu [kW]  6841 [2]  9232 [2.7]  10,820 [3.2]  10,820 [3.2]
Indoor Coil—Fin Type   Louvered  Louvered   Louvered   Louvered 
Tube Type  Rifled  Rifled  Rifled  Rifled 
Tube Size in. [mm]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9]  0.3125 [7.9] 
Face Area sq. ft. [sq. m]  10.13 [0.94]  10.13 [0.94]  10.13 [0.94]  10.13 [0.94] 
Rows / FPI [FPcm]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7]  1 / 18 [7] 
Refrigerant Control  TX Valves  TX Valves  TX Valves  TX Valves 
Drain Connection No./Size in. [mm]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]  1/1 [25.4]
Outdoor Fan—Type   Propeller  Propeller   Propeller   Propeller 
No. Used/Diameter in. [mm]  1/20 [508]  1/20 [508]  1/20 [508]  1/20 [508] 
Drive Type/No. Speeds  Direct/1  Direct/1  Direct/1  Direct/1 
CFM [L/s]  1815 [856]  2500 [1180]  2500 [1180]  2500 [1180] 
No. Motors/HP  1 at 1/5 HP  1 at 1/5 HP  1 at 1/5 HP  1 at 1/5 HP 
Motor RPM  1075  1075  1075  1075
Indoor Fan—Type   FC Centrifugal  FC Centrifugal   FC Centrifugal   FC Centrifugal 
No. Used/Diameter in. [mm]  1/9x7 [228.6x177.8]  1/10x9 [254x228.6]  1/10x9 [254x228.6]  1/10x9 [254x228.6] 
Drive Type/No. Speeds  Direct/2  Direct/3  Direct/1  Direct/1 
No. Motors  1  1  1  1 
Motor HP  1/4  1/2  1/3  1/3 
Motor RPM  1725  1725  1725  1725 
Motor Frame Size  48  48  48  48
Filter—Type   Field Supplied  Field Supplied   Field Supplied   Field Supplied 
Furnished  No  No  No  No 
(No.) Size Recommended in. [mm]  (1)1x20x20 [25x508x508]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]  (1)1x24x24 [25x610x610]
Refrigerant Charge Oz. [g]  80 [2268]  112 [3175]  114 [3232]  114 [3232]  
Weights
Ship Weight lbs. [kg]  402 [182]  425 [193]  429 [195]  429 [195]
NOMINAL SIZES 2, 2.5 & 3 TONS [7, 8.8 & 10.5 kW]
See Page 14 for Notes.  [ ] Designates Metric Conversions 
Page 14
14
GENERAL DATA—RSKA/RSMA/RSNA- SERIES
NOTES:
1. Cooling Performance is rated at 95° F ambient, 80° F entering dry bulb, 67° F entering wet bulb. Gross capacity does not 
include the effect of fan motor heat. ARI capacity is net and includes the effect of fan motor heat. Units are suitable for 
operation to ⫾ 20% of nominal cfm. Units are certified in accordance with the Unitary Air Conditioner Equipment 
certification program, which is based on ARI Standard 210/240 or 360.
2. EER and/or SEER are rated at ARI conditions and in accordance with DOE test procedures.
3. Outdoor Sound Rating shown is tested in accordance with ARI Standard 270.
[ ] Designates Metric Conversions
Page 15
15
SYSTEMS PERFORMANCE—RSKA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSKA-A018
GROSS SYSTEMS PERFORMANCE DATA—RSKA-A024
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
ENTERING INDOOR AIR @ 80°F [26.7°C]
21.1 [6.18]
10.5 [3.08]
1.3
20.4 [5.98]
10.3 [3.02]
1.4
19.9 [5.83]
10.1 [2.96]
1.4
19.4 [5.69]
9.9 [2.90]
1.5
19.0 [5.57]
9.7 [2.84]
1.6
18.5 [5.42]
9.5 [2.78]
1.7
18.0 [5.28]
9.2 [2.70]
1.7
17.3 [5.07]
8.9 [2.61]
1.8
16.4 [4.81]
8.4 [2.46]
1.9
20.0 [5.86]
14.0 [4.10]
1.3
19.3 [5.66]
13.7 [4.02]
1.4
18.8 [5.51]
13.5 [3.96]
1.5
18.3 [5.36]
13.4 [3.93]
1.6
17.9 [5.25]
13.2 [3.87]
1.6
17.5 [5.13]
13.0 [3.81]
1.7
16.9 [4.95]
12.7 [3.72]
1.8
16.2 [4.75]
12.3 [3.60]
1.9
15.3 [4.48]
11.9 [3.49]
1.9
19.7 [5.77]
13.4 [3.93]
1.3
19.0 [5.57]
13.1 [3.84]
1.4
18.5 [5.42]
13.0 [3.81]
1.5
18.0 [5.28]
12.8 [3.75]
1.5
17.6 [5.16]
12.6 [3.69]
1.6
17.1 [5.01]
12.4 [3.63]
1.7
16.6 [4.86]
12.1 [3.55]
1.8
15.9 [4.66]
11.7 [3.43]
1.8
15.0 [4.40]
11.3 [3.31]
1.9
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U
B
T 
E 
M 
P 
E 
R 
A 
T 
U 
R 
E
°F
[°C]
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  660 [311]  600 [283]  510 [241]  660 [311]  600 [283]  510 [241]  660 [311]  600 [283]  510 [241]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
Power 
Total BTUH [kW]
80
Sens BTUH [kW]
[26.7]
Power 
Total BTUH [kW]
85
Sens BTUH [kW]
[29.4]
Power 
Total BTUH [kW]
90
Sens BTUH [kW]
[32.2]
Power
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
L
.27  .26  .24  .27  .26  .24  .27  .26  .24
21.9 [6.42]
12.0 [3.52]
1.3
21.2 [6.21]
11.7 [3.43]
1.4
20.7 [6.07]
11.6 [3.40]
1.5
20.2 [5.92]
11.4 [3.34]
1.5
19.8 [5.80]
11.2 [3.28]
1.6
19.3 [5.66]
11.0 [3.22]
1.7
18.8 [5.51]
10.7 [3.14]
1.8
18.1 [5.30]
10.3 [3.02]
1.8
17.2 [5.04]
9.9 [2.90]
1.9
21.6 [6.33]
11.4 [3.34]
1.3
20.9 [6.13]
11.2 [3.28]
1.4
20.3 [5.95]
11.0 [3.22]
1.4
19.9 [5.83]
10.8 [3.17]
1.5
19.5 [5.71]
10.6 [3.11]
1.6
19.0 [5.57]
10.4 [3.05]
1.7
18.5 [5.42]
10.1 [2.96]
1.7
17.8 [5.22]
9.7 [2.84]
1.8
16.9 [4.95]
9.3 [2.73]
1.9
19.2 [5.63]
12.5 [3.66]
1.3
18.5 [5.42]
12.3 [3.60]
1.4
18.0 [5.28]
12.1 [3.55]
1.4
17.5 [5.13]
11.9 [3.49]
1.5
17.1 [5.01]
11.7 [3.43]
1.6
16.7 [4.89]
11.5 [3.37]
1.7
16.1 [4.72]
11.2 [3.28]
1.7
15.4 [4.51]
10.9 [3.19]
1.8
14.5 [4.25]
10.4 [3.05]
1.9
18.6 [5.45]
15.6 [4.57]
1.3
17.9 [5.25]
15.3 [4.48]
1.4
17.4 [5.10]
15.1 [4.43]
1.4
16.9 [4.95]
15.0 [4.40]
1.5
16.5 [4.84]
14.8 [4.34]
1.6
16.1 [4.72]
14.5 [4.25]
1.7
15.5 [4.54]
14.3 [4.19]
1.7
14.8 [4.34]
13.9 [4.07]
1.8
13.9 [4.07]
13.4 [3.93]
1.9
18.3 [5.36]
15.0 [4.40]
1.3
17.6 [5.16]
14.7 [4.31]
1.4
17.0 [4.98]
14.5 [4.25]
1.4
16.6 [4.86]
14.4 [4.22]
1.5
16.2 [4.75]
14.2 [4.16]
1.6
15.7 [4.60]
14.0 [4.10]
1.7
15.2 [4.45]
13.7 [4.02]
1.7
14.5 [4.25]
13.3 [3.90]
1.8
13.6 [3.99]
12.9 [3.78]
1.9
17.8 [5.22]
14.1 [4.13]
1.3
17.1 [5.01]
13.9 [4.07]
1.4
16.6 [4.86]
13.7 [4.02]
1.4
16.1 [4.72]
13.5 [3.96]
1.5
15.7 [4.60]
13.3 [3.90]
1.6
15.3 [4.48]
13.1 [3.84]
1.6
14.7 [4.31]
12.8 [3.75]
1.7
14.0 [4.10]
12.4 [3.63]
1.8
13.1 [3.84]
12.0 [3.52]
1.9
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  880 [415]  800 [378]  680 [321]  880 [415]  800 [378]  680 [321]  880 [415]  800 [378]  680 [321]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U
B
T 
E
M
P 
E 
R 
A 
T 
U 
R 
E
°F
[°C]
L
.25  .24  .22  .25  .24  .22  .25  .24  .22
28.8 [8.44]
15.8 [4.63]
2.0
28.8 [8.44]
15.7 [4.60]
2.1
28.4 [8.32]
15.6 [4.57]
2.2
27.8 [8.15]
15.4 [4.51]
2.3
26.9 [7.88]
15.2 [4.45]
2.5
25.9 [7.59]
14.8 [4.34]
2.6
25.0 [7.33]
14.4 [4.22]
2.7
24.1 [7.06]
13.9 [4.07]
2.8
23.3 [6.83]
13.4 [3.93]
2.9
28.4 [8.32]
14.9 [4.37]
2.0
28.4 [8.32]
14.9 [4.37]
2.1
28.0 [8.21]
14.8 [4.34]
2.2
27.3 [8.00]
14.6 [4.28]
2.3
26.4 [7.74]
14.3 [4.19]
2.4
25.5 [7.47]
14.0 [4.10]
2.6
24.5 [7.18]
13.6 [3.99]
2.7
23.6 [6.92]
13.1 [3.84]
2.8
22.9 [6.71]
12.6 [3.69]
2.9
ENTERING INDOOR AIR @ 80°F [26.7°C]
27.7 [8.12]
13.7 [4.02]
2.0
27.7 [8.12]
13.7 [4.02]
2.1
27.3 [8.00]
13.6 [3.99]
2.2
26.6 [7.80]
13.4 [3.93]
2.3
25.8 [7.56]
13.1 [3.84]
2.4
24.8 [7.27]
12.8 [3.75]
2.5
23.8 [6.98]
12.4 [3.63]
2.6
22.9 [6.71]
11.9 [3.49]
2.8
22.2 [6.51]
11.4 [3.34]
2.9
27.2 [7.97]
18.9 [5.54]
2.0
27.2 [7.97]
18.9 [5.54]
2.1
26.8 [7.85]
18.8 [5.51]
2.2
26.1 [7.65]
18.6 [5.45]
2.3
25.3 [7.41]
18.3 [5.36]
2.5
24.3 [7.12]
18.0 [5.28]
2.6
23.3 [6.83]
17.6 [5.16]
2.7
22.4 [6.56]
17.1 [5.01]
2.8
21.7 [6.36]
16.6 [4.86]
2.9
26.8 [7.85]
18.1 [5.30]
2.0
26.7 [7.82]
18.1 [5.30]
2.1
26.3 [7.71]
18.0 [5.28]
2.2
25.7 [7.53]
17.8 [5.22]
2.3
24.8 [7.27]
17.5 [5.13]
2.4
23.9 [7.00]
17.2 [5.04]
2.6
22.9 [6.71]
16.8 [4.92]
2.7
22.0 [6.45]
16.3 [4.78]
2.8
21.3 [6.24]
15.8 [4.63]
2.9
26.1 [7.65]
16.9 [4.95]
2.0
26.1 [7.65]
16.9 [4.95]
2.1
25.7 [7.53]
16.8 [4.92]
2.2
25.0 [7.33]
16.6 [4.86]
2.3
24.1 [7.06]
16.3 [4.78]
2.4
23.2 [6.80]
15.9 [4.66]
2.5
22.2 [6.51]
15.5 [4.54]
2.6
21.3 [6.24]
15.1 [4.43]
2.7
20.6 [6.04]
14.6 [4.28]
2.9
25.0 [7.33]
21.4 [6.27]
2.0
25.0 [7.33]
21.4 [6.27]
2.1
24.6 [7.21]
21.2 [6.21]
2.2
23.9 [7.00]
21.0 [6.15]
2.3
23.0 [6.74]
20.8 [6.10]
2.4
22.1 [6.48]
20.4 [5.98]
2.5
21.1 [6.18]
20.0 [5.86]
2.6
20.2 [5.92]
19.6 [5.74]
2.7
19.5 [5.71]
19.0 [5.57]
2.9
24.5 [7.18]
20.6 [6.04]
1.9
24.5 [7.18]
20.5 [6.01]
2.1
24.1 [7.06]
20.4 [5.98]
2.2
23.4 [6.86]
20.2 [5.92]
2.3
22.6 [6.62]
20.0 [5.86]
2.4
21.6 [6.33]
19.6 [5.74]
2.5
20.7 [6.07]
19.2 [5.63]
2.6
19.8 [5.80]
18.7 [5.48]
2.7
19.0 [5.57]
18.2 [5.33]
2.8
23.9 [7.00]
19.3 [5.66]
1.9
23.8 [6.98]
19.3 [5.66]
2.0
23.4 [6.86]
19.2 [5.63]
2.1
22.8 [6.68]
19.0 [5.57]
2.2
21.9 [6.42]
18.7 [5.48]
2.4
21.0 [6.15]
18.4 [5.39]
2.5
20.0 [5.86]
18.0 [5.28]
2.6
19.1 [5.60]
17.5 [5.13]
2.7
18.4 [5.39]
17.0 [4.98]
2.8
Page 16
16
SYSTEMS PERFORMANCE—RSKA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSKA-A030
GROSS SYSTEMS PERFORMANCE DATA—RSKA-A036
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
ENTERING INDOOR AIR @ 80°F [26.7°C]
34.8 [10.20]
18.7 [5.48]
2.4
34.6 [10.14]
18.1 [5.30]
2.5
33.9 [9.94]
17.6 [5.16]
2.7
32.9 [9.64]
17.2 [5.04]
2.8
31.8 [9.32]
16.9 [4.95]
3.0
30.5 [8.94]
16.5 [4.84]
3.1
29.1 [8.53]
16.0 [4.69]
3.2
27.9 [8.18]
15.4 [4.51]
3.4
26.8 [7.85]
14.7 [4.31]
3.5
34.7 [10.17]
24.7 [7.24]
2.5
34.5 [10.11]
24.0 [7.03]
2.6
33.9 [9.94]
23.6 [6.92]
2.8
32.9 [9.64]
23.2 [6.80]
2.9
31.7 [9.29]
22.9 [6.71]
3.1
30.4 [8.91]
22.5 [6.59]
3.2
29.1 [8.53]
22.0 [6.45]
3.4
27.9 [8.18]
21.4 [6.27]
3.5
26.8 [7.85]
20.6 [6.04]
3.7
34.2 [10.02]
23.6 [6.92]
2.5
33.9 [9.94]
23.0 [6.74]
2.6
33.3 [9.76]
22.6 [6.62]
2.8
32.3 [9.47]
22.2 [6.51]
2.9
31.2 [9.14]
21.8 [6.39]
3.1
29.9 [8.76]
21.5 [6.30]
3.2
28.5 [8.35]
21.0 [6.15]
3.3
27.3 [8.00]
20.4 [5.98]
3.5
26.2 [7.68]
19.6 [5.74]
3.6
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U
B
T 
E 
M 
P 
E 
R 
A 
T 
U 
R 
E
°F
[°C]
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
Power 
Total BTUH [kW]
80
Sens BTUH [kW]
[26.7]
Power 
Total BTUH [kW]
85
Sens BTUH [kW]
[29.4]
Power 
Total BTUH [kW]
90
Sens BTUH [kW]
[32.2]
Power
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
L
.26  .25  .23  .26  .25  .23  .26  .25  .23
36.2 [10.61]
21.2 [6.21]
2.4
36.0 [10.55]
20.6 [6.04]
2.6
35.3 [10.35]
20.1 [5.89]
2.7
34.4 [10.08]
19.8 [5.80]
2.9
33.2 [9.73]
19.4 [5.69]
3.0
31.9 [9.35]
19.0 [5.57]
3.2
30.6 [8.97]
18.6 [5.45]
3.3
29.3 [8.59]
18.0 [5.28]
3.5
28.2 [8.26]
17.2 [5.04]
3.6
35.6 [10.43]
20.2 [5.92]
2.4
35.4 [10.37]
19.6 [5.74]
2.6
34.8 [10.20]
19.1 [5.60]
2.7
33.8 [9.91]
18.7 [5.48]
2.8
32.6 [9.55]
18.4 [5.39]
3.0
31.3 [9.17]
18.0 [5.28]
3.1
30.0 [8.79]
17.6 [5.16]
3.3
28.7 [8.41]
17.0 [4.98]
3.4
27.7 [8.12]
16.2 [4.75]
3.6
33.3 [9.76]
22.1 [6.48]
2.4
33.1 [9.70]
21.5 [6.30]
2.6
32.5 [9.52]
21.0 [6.15]
2.7
31.5 [9.23]
20.7 [6.07]
2.9
30.3 [8.88]
20.3 [5.95]
3.0
29.0 [8.50]
19.9 [5.83]
3.2
27.7 [8.12]
19.5 [5.71]
3.3
26.4 [7.74]
18.9 [5.54]
3.5
25.4 [7.44]
18.1 [5.30]
3.6
33.4 [9.79]
28.8 [8.44]
2.4
33.2 [9.73]
28.2 [8.26]
2.5
32.5 [9.52]
27.7 [8.12]
2.7
31.5 [9.23]
27.3 [8.00]
2.8
30.4 [8.91]
27.0 [7.91]
3.0
29.1 [8.53]
26.6 [7.80]
3.1
27.7 [8.12]
26.2 [7.68]
3.3
26.5 [7.77]
25.6 [7.50]
3.4
25.4 [7.44]
24.8 [7.27]
3.6
32.8 [9.61]
27.8 [8.15]
2.4
32.6 [9.55]
27.2 [7.97]
2.5
31.9 [9.35]
26.7 [7.82]
2.7
31.0 [9.09]
26.3 [7.71]
2.8
29.8 [8.73]
26.0 [7.62]
2.9
28.5 [8.35]
25.6 [7.50]
3.1
27.2 [7.97]
25.1 [7.36]
3.2
25.9 [7.59]
24.5 [7.18]
3.4
24.9 [7.30]
23.8 [6.98]
3.5
32.0 [9.38]
26.2 [7.68]
2.3
31.7 [9.29]
25.6 [7.50]
2.5
31.1 [9.11]
25.2 [7.39]
2.6
30.1 [8.82]
24.8 [7.27]
2.8
29.0 [8.50]
24.4 [7.15]
2.9
27.6 [8.09]
24.1 [7.06]
3.1
26.3 [7.71]
23.6 [6.92]
3.2
25.1 [7.36]
23.0 [6.74]
3.3
24.0 [7.03]
22.2 [6.51]
3.5
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1320 [623]  1200 [566]  1020 [481]  1320 [623]  1200 [566]  1020 [481]  1320 [623]  1200 [566]  1020 [481]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U
B
T 
E
M
P 
E 
R 
A 
T 
U 
R 
E
°F
[°C]
L
.27  .26  .24  .27  .26  .24  .27  .26  .24
42.9 [12.57]
23.4 [6.86]
2.9
41.8 [12.25]
23.3 [6.83]
3.1
41.0 [12.02]
23.1 [6.77]
3.3
40.2 [11.78]
22.9 [6.71]
3.5
39.5 [11.58]
22.5 [6.59]
3.7
38.7 [11.34]
22.0 [6.45]
3.9
37.7 [11.05]
21.5 [6.30]
4.0
36.4 [10.67]
20.8 [6.10]
4.2
34.7 [10.17]
20.1 [5.89]
4.4
42.2 [12.37]
22.2 [6.51]
2.9
41.1 [12.05]
22.1 [6.48]
3.1
40.3 [11.81]
21.9 [6.42]
3.3
39.5 [11.58]
21.6 [6.33]
3.5
38.8 [11.37]
21.3 [6.24]
3.6
38.0 [11.14]
20.8 [6.10]
3.8
37.0 [10.84]
20.2 [5.92]
4.0
35.7 [10.46]
19.6 [5.74]
4.2
34.0 [9.96]
18.9 [5.54]
4.4
ENTERING INDOOR AIR @ 80°F [26.7°C]
41.2 [12.07]
20.4 [5.98]
2.8
40.1 [11.75]
20.3 [5.95]
3.0
39.3 [11.52]
20.1 [5.89]
3.2
38.5 [11.28]
19.8 [5.80]
3.4
37.8 [11.08]
19.4 [5.69]
3.6
37.0 [10.84]
19.0 [5.57]
3.8
36.0 [10.55]
18.4 [5.39]
4.0
34.7 [10.17]
17.8 [5.22]
4.2
33.0 [9.67]
17.1 [5.01]
4.3
41.4 [12.13]
28.2 [8.26]
3.0
40.3 [11.81]
28.1 [8.24]
3.2
39.5 [11.58]
27.9 [8.18]
3.3
38.8 [11.37]
27.7 [8.12]
3.5
38.0 [11.14]
27.3 [8.00]
3.7
37.2 [10.90]
26.8 [7.85]
3.9
36.2 [10.61]
26.3 [7.71]
4.1
34.9 [10.23]
25.6 [7.50]
4.3
33.3 [9.76]
24.9 [7.30]
4.5
40.7 [11.93]
27.0 [7.91]
2.9
39.7 [11.63]
26.9 [7.88]
3.1
38.8 [11.37]
26.7 [7.82]
3.3
38.1 [11.17]
26.4 [7.74]
3.5
37.3 [10.93]
26.1 [7.65]
3.7
36.5 [10.70]
25.6 [7.50]
3.9
35.5 [10.40]
25.0 [7.33]
4.1
34.2 [10.02]
24.4 [7.15]
4.2
32.6 [9.55]
23.7 [6.95]
4.4
39.7 [11.63]
25.2 [7.39]
2.9
38.6 [11.31]
25.1 [7.36]
3.1
37.8 [11.08]
24.9 [7.30]
3.3
37.1 [10.87]
24.6 [7.21]
3.5
36.3 [10.64]
24.2 [7.09]
3.6
35.5 [10.40]
23.8 [6.98]
3.8
34.5 [10.11]
23.2 [6.80]
4.0
33.2 [9.73]
22.6 [6.62]
4.2
31.6 [9.26]
21.9 [6.42]
4.4
39.7 [11.63]
32.8 [9.61]
2.9
38.6 [11.31]
32.7 [9.58]
3.1
37.8 [11.08]
32.5 [9.52]
3.3
37.0 [10.84]
32.2 [9.44]
3.4
36.3 [10.64]
31.9 [9.35]
3.6
35.5 [10.40]
31.4 [9.20]
3.8
34.5 [10.11]
30.8 [9.03]
4.0
33.2 [9.73]
30.2 [8.85]
4.2
31.5 [9.23]
29.5 [8.65]
4.4
39.0 [11.43]
31.6 [9.26]
2.9
37.9 [11.11]
31.5 [9.23]
3.0
37.1 [10.87]
31.3 [9.17]
3.2
36.4 [10.67]
31.0 [9.09]
3.4
35.6 [10.43]
30.6 [8.97]
3.6
34.8 [10.20]
30.2 [8.85]
3.8
33.8 [9.91]
29.6 [8.67]
4.0
32.5 [9.52]
29.0 [8.50]
4.2
30.9 [9.06]
28.3 [8.29]
4.3
38.0 [11.14]
29.7 [8.70]
2.8
36.9 [10.81]
29.7 [8.70]
3.0
36.1 [10.58]
29.5 [8.65]
3.2
35.3 [10.35]
29.2 [8.56]
3.4
34.6 [10.14]
28.8 [8.44]
3.6
33.8 [9.91]
28.4 [8.32]
3.7
32.8 [9.61]
27.8 [8.15]
3.9
31.5 [9.23]
27.2 [7.97]
4.1
29.8 [8.73]
26.4 [7.74]
4.3
Page 17
17
SYSTEMS PERFORMANCE—RSKA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSKA-A042
GROSS SYSTEMS PERFORMANCE DATA—RSKA-A048
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
ENTERING INDOOR AIR @ 80°F [26.7°C]
46.7 [13.69]
23.6 [6.92]
3.1
46.1 [13.51]
23.1 [6.77]
3.3
45.3 [13.28]
22.9 [6.71]
3.5
44.5 [13.04]
22.7 [6.65]
3.7
43.5 [12.75]
22.6 [6.62]
3.9
42.3 [12.40]
22.4 [6.56]
4.1
41.0 [12.02]
22.0 [6.45]
4.3
39.4 [11.55]
21.3 [6.24]
4.5
37.6 [11.02]
20.3 [5.95]
4.7
46.1 [13.51]
32.0 [9.38]
3.1
45.5 [13.33]
31.5 [9.23]
3.3
44.8 [13.13]
31.2 [9.14]
3.5
43.9 [12.87]
31.1 [9.11]
3.7
42.9 [12.57]
30.9 [9.06]
3.9
41.8 [12.25]
30.7 [9.00]
4.1
40.4 [11.84]
30.3 [8.88]
4.3
38.8 [11.37]
29.7 [8.70]
4.5
37.0 [10.84]
28.7 [8.41]
4.7
45.4 [13.31]
30.6 [8.97]
3.1
44.7 [13.10]
30.1 [8.82]
3.3
44.0 [12.90]
29.9 [8.76]
3.5
43.2 [12.66]
29.7 [8.70]
3.7
42.2 [12.37]
29.6 [8.67]
3.9
41.0 [12.02]
29.3 [8.59]
4.1
39.7 [11.63]
29.0 [8.50]
4.3
38.1 [11.17]
28.3 [8.29]
4.5
36.3 [10.64]
27.3 [8.00]
4.7
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U
B
T 
E
M
P 
E 
R 
A 
T 
U 
R 
E
°F
[°C]
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1540 [727]  1400 [661]  1190 [562]  1540 [727]  1400 [661]  1190 [562]  1540 [727]  1400 [661]  1190 [562]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
Power 
Total BTUH [kW]
80
Sens BTUH [kW]
[26.7]
Power 
Total BTUH [kW]
85
Sens BTUH [kW]
[29.4]
Power 
Total BTUH [kW]
90
Sens BTUH [kW]
[32.2]
Power
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
L
.28  .27  .25  .28  .27  .25  .28  .27  .25
48.6 [14.24]
27.1 [7.94]
3.2
48.0 [14.07]
26.6 [7.80]
3.4
47.3 [13.86]
26.3 [7.71]
3.6
46.4 [13.60]
26.2 [7.68]
3.8
45.4 [13.31]
26.0 [7.62]
4.0
44.3 [12.98]
25.8 [7.56]
4.2
42.9 [12.57]
25.4 [7.44]
4.4
41.3 [12.10]
24.8 [7.27]
4.6
39.5 [11.58]
23.8 [6.98]
4.8
47.9 [14.04]
25.7 [7.53]
3.1
47.2 [13.83]
25.2 [7.39]
3.3
46.5 [13.63]
24.9 [7.30]
3.5
45.6 [13.36]
24.8 [7.27]
3.7
44.7 [13.10]
24.6 [7.21]
3.9
43.5 [12.75]
24.4 [7.15]
4.1
42.1 [12.34]
24.0 [7.03]
4.3
40.6 [11.90]
23.4 [6.86]
4.5
38.7 [11.34]
22.4 [6.56]
4.7
44.2 [12.95]
28.5 [8.35]
3.1
43.6 [12.78]
28.1 [8.24]
3.3
42.9 [12.57]
27.8 [8.15]
3.5
42.0 [12.31]
27.6 [8.09]
3.7
41.0 [12.02]
27.5 [8.06]
3.9
39.9 [11.69]
27.3 [8.00]
4.1
38.5 [11.28]
26.9 [7.88]
4.2
36.9 [10.81]
26.3 [7.71]
4.4
35.1 [10.29]
25.3 [7.41]
4.6
44.3 [12.98]
38.3 [11.22]
3.1
43.7 [12.81]
37.8 [11.08]
3.3
43.0 [12.60]
37.6 [11.02]
3.5
42.1 [12.34]
37.4 [10.96]
3.7
41.1 [12.05]
37.2 [10.90]
3.9
40.0 [11.72]
37.0 [10.84]
4.1
38.6 [11.31]
36.7 [10.76]
4.3
37.0 [10.84]
36.0 [10.55]
4.5
35.2 [10.32]
35.0 [10.26]
4.7
43.6 [12.78]
36.9 [10.81]
3.1
42.9 [12.57]
36.4 [10.67]
3.3
42.2 [12.37]
36.2 [10.61]
3.5
41.4 [12.13]
36.0 [10.55]
3.7
40.4 [11.84]
35.9 [10.52]
3.9
39.2 [11.49]
35.7 [10.46]
4.1
37.9 [11.11]
35.3 [10.35]
4.3
36.3 [10.64]
34.6 [10.14]
4.5
34.5 [10.11]
33.6 [9.85]
4.6
42.4 [12.43]
34.9 [10.23]
3.0
41.8 [12.25]
34.4 [10.08]
3.2
41.1 [12.05]
34.1 [9.99]
3.4
40.2 [11.78]
33.9 [9.94]
3.6
39.2 [11.49]
33.8 [9.91]
3.8
38.1 [11.17]
33.6 [9.85]
4.0
36.7 [10.76]
33.2 [9.73]
4.2
35.1 [10.29]
32.6 [9.55]
4.4
33.3 [9.76]
31.6 [9.26]
4.6
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1650 [779]  1500 [708]  1280 [604]  1650 [779]  1500 [708]  1280 [604]  1650 [779]  1500 [708]  1280 [604]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U
B
T 
E
M
P 
E 
R 
A 
T 
U 
R 
E
°F
[°C]
L
.22  .21  .19  .22  .21  .19  .22  .21  .19
57.0 [16.71]
29.5 [8.65]
4.2
55.7 [16.32]
31.7 [9.29]
4.4
54.4 [15.94]
32.2 [9.44]
4.5
53.2 [15.59]
31.5 [9.23]
4.7
51.8 [15.18]
30.1 [8.82]
4.9
50.4 [14.77]
28.3 [8.29]
5.1
48.8 [14.30]
26.7 [7.82]
5.3
47.1 [13.80]
25.7 [7.53]
5.5
45.1 [13.22]
25.8 [7.56]
5.7
56.1 [16.44]
27.9 [8.18]
4.1
54.8 [16.06]
30.1 [8.82]
4.3
53.5 [15.68]
30.6 [8.97]
4.5
52.3 [15.33]
29.9 [8.76]
4.7
50.9 [14.92]
28.5 [8.35]
4.9
49.5 [14.51]
26.7 [7.82]
5.1
48.0 [14.07]
25.1 [7.36]
5.2
46.2 [13.54]
24.1 [7.06]
5.4
44.2 [12.95]
24.2 [7.09]
5.6
ENTERING INDOOR AIR @ 80°F [26.7°C]
54.8 [16.06]
25.5 [7.47]
4.1
53.5 [15.68]
27.7 [8.12]
4.3
52.2 [15.30]
28.2 [8.26]
4.4
51.0 [14.95]
27.5 [8.06]
4.6
49.6 [14.54]
26.1 [7.65]
4.8
48.2 [14.13]
24.3 [7.12]
5.0
46.6 [13.66]
22.7 [6.65]
5.2
44.9 [13.16]
21.7 [6.36]
5.4
42.9 [12.57]
21.8 [6.39]
5.6
54.5 [15.97]
35.2 [10.32]
4.1
53.2 [15.59]
37.5 [10.99]
4.3
51.9 [15.21]
38.0 [11.14]
4.5
50.6 [14.83]
37.3 [10.93]
4.7
49.3 [14.45]
35.8 [10.49]
4.8
47.9 [14.04]
34.1 [9.99]
5.0
46.3 [13.57]
32.4 [9.50]
5.2
44.5 [13.04]
31.5 [9.23]
5.4
42.5 [12.46]
31.6 [9.26]
5.6
53.6 [15.71]
33.6 [9.85]
4.1
52.3 [15.33]
35.9 [10.52]
4.2
51.0 [14.95]
36.4 [10.67]
4.4
49.7 [14.57]
35.7 [10.46]
4.6
48.4 [14.18]
34.3 [10.05]
4.8
47.0 [13.77]
32.5 [9.52]
5.0
45.4 [13.31]
30.9 [9.06]
5.2
43.6 [12.78]
29.9 [8.76]
5.4
41.6 [12.19]
30.0 [8.79]
5.5
52.3 [15.33]
31.2 [9.14]
4.0
51.0 [14.95]
33.5 [9.82]
4.2
49.7 [14.57]
34.0 [9.96]
4.4
48.4 [14.18]
33.3 [9.76]
4.6
47.1 [13.80]
31.9 [9.35]
4.7
45.7 [13.39]
30.1 [8.82]
4.9
44.1 [12.92]
28.5 [8.35]
5.1
42.3 [12.40]
27.5 [8.06]
5.3
40.3 [11.81]
27.6 [8.09]
5.5
51.4 [15.06]
40.4 [11.84]
4.0
50.1 [14.68]
42.7 [12.51]
4.2
48.8 [14.30]
43.2 [12.66]
4.4
47.5 [13.92]
42.5 [12.46]
4.6
46.2 [13.54]
41.0 [12.02]
4.8
44.8 [13.13]
39.2 [11.49]
5.0
43.2 [12.66]
37.6 [11.02]
5.1
41.5 [12.16]
36.6 [10.73]
5.3
39.5 [11.58]
36.7 [10.76]
5.5
50.5 [14.80]
38.8 [11.37]
4.0
49.2 [14.42]
41.1 [12.05]
4.2
47.9 [14.04]
41.6 [12.19]
4.4
46.7 [13.69]
40.9 [11.99]
4.5
45.3 [13.28]
39.4 [11.55]
4.7
43.9 [12.87]
37.6 [11.02]
4.9
42.3 [12.40]
36.0 [10.55]
5.1
40.6 [11.90]
35.0 [10.26]
5.3
38.6 [11.31]
35.1 [10.29]
5.5
49.2 [14.42]
36.4 [10.67]
3.9
47.9 [14.04]
38.7 [11.34]
4.1
46.6 [13.66]
39.2 [11.49]
4.3
45.3 [13.28]
38.5 [11.28]
4.5
44.0 [12.90]
37.0 [10.84]
4.7
42.6 [12.48]
35.2 [10.32]
4.9
41.0 [12.02]
33.6 [9.85]
5.0
39.3 [11.52]
32.6 [9.55]
5.2
37.3 [10.93]
32.7 [9.58]
5.4
Page 18
18
SYSTEMS PERFORMANCE—RSKA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSKA-A060
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  2200 [1038]  2000 [944]  1700 [802]  2200 [1038]  2000 [944]  1700 [802]  2200 [1038]  2000 [944]  1700 [802]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U
B
T 
E
M
P 
E 
R 
A 
T 
U 
R 
E
°F
[°C]
L
.27  .26  .24  .27  .26  .24  .27  .26  .24
74.1 [21.72]
43.5 [12.75]
4.9
70.4 [20.63]
50.7 [14.86]
5.1
68.4 [20.05]
50.7 [14.86]
5.4
67.4 [19.75]
45.9 [13.45]
5.6
67.0 [19.64]
38.8 [11.37]
5.9
66.7 [19.55]
31.8 [9.32]
6.1
65.8 [19.28]
27.3 [8.00]
6.3
63.9 [18.73]
27.9 [8.18]
6.6
60.3 [17.67]
36.0 [10.55]
6.8
73.0 [21.39]
41.5 [12.16]
4.8
69.3 [20.31]
48.8 [14.30]
5.1
67.2 [19.69]
48.7 [14.27]
5.3
66.3 [19.43]
43.9 [12.87]
5.6
65.9 [19.31]
36.8 [10.79]
5.8
65.6 [19.23]
29.8 [8.73]
6.0
64.7 [18.96]
25.4 [7.44]
6.3
62.8 [18.40]
25.9 [7.59]
6.5
59.2 [17.35]
34.0 [9.96]
6.8
ENTERING INDOOR AIR @ 80°F [26.7°C]
71.3 [20.90]
38.6 [11.31]
4.8
67.6 [19.81]
45.8 [13.42]
5.0
65.6 [19.23]
45.7 [13.39]
5.3
64.7 [18.96]
41.0 [12.02]
5.5
64.3 [18.84]
33.8 [9.91]
5.7
63.9 [18.73]
26.8 [7.85]
6.0
63.1 [18.49]
22.4 [6.56]
6.2
61.1 [17.91]
22.9 [6.71]
6.5
57.6 [16.88]
31.0 [9.09]
6.7
68.8 [20.16]
49.4 [14.48]
4.8
65.1 [19.08]
56.6 [16.59]
5.0
63.1 [18.49]
56.6 [16.59]
5.2
62.1 [18.20]
51.8 [15.18]
5.5
61.8 [18.11]
44.6 [13.07]
5.7
61.4 [17.99]
37.6 [11.02]
6.0
60.5 [17.73]
33.2 [9.73]
6.2
58.6 [17.17]
33.8 [9.91]
6.4
55.0 [16.12]
41.8 [12.25]
6.7
67.7 [19.84]
47.4 [13.89]
4.7
64.0 [18.76]
54.6 [16.00]
4.9
62.0 [18.17]
54.6 [16.00]
5.2
61.0 [17.88]
49.8 [14.59]
5.4
60.6 [17.76]
42.6 [12.48]
5.7
60.3 [17.67]
35.6 [10.43]
5.9
59.4 [17.41]
31.2 [9.14]
6.1
57.5 [16.85]
31.8 [9.32]
6.4
53.9 [15.80]
39.8 [11.66]
6.6
66.0 [19.34]
44.4 [13.01]
4.6
62.3 [18.26]
51.6 [15.12]
4.9
60.3 [17.67]
51.6 [15.12]
5.1
59.4 [17.41]
46.8 [13.72]
5.4
59.0 [17.29]
39.7 [11.63]
5.6
58.6 [17.17]
32.7 [9.58]
5.8
57.8 [16.94]
28.2 [8.26]
6.1
55.8 [16.35]
28.8 [8.44]
6.3
52.3 [15.33]
36.8 [10.79]
6.6
64.9 [19.02]
56.9 [16.68]
4.7
61.2 [17.94]
61.2 [17.94]
4.9
59.2 [17.35]
59.2 [17.35]
5.2
58.2 [17.06]
58.2 [17.06]
5.4
57.9 [16.97]
57.9 [16.97]
5.6
57.5 [16.85]
57.5 [16.85]
5.9
56.6 [16.59]
56.6 [16.59]
6.1
54.7 [16.03]
54.7 [16.03]
6.4
51.1 [14.98]
51.1 [14.98]
6.6
63.8 [18.70]
54.9 [16.09]
4.6
60.1 [17.61]
60.1 [17.61]
4.9
58.1 [17.03]
58.1 [17.03]
5.1
57.1 [16.73]
57.1 [16.73]
5.3
56.8 [16.65]
56.8 [16.65]
5.6
56.4 [16.53]
56.4 [16.53]
5.8
55.5 [16.27]
55.5 [16.27]
6.1
53.6 [15.71]
53.6 [15.71]
6.3
50.0 [14.65]
50.0 [14.65]
6.5
62.1 [18.20]
52.0 [15.24]
4.6
58.5 [17.14]
58.5 [17.14]
4.8
56.4 [16.53]
56.4 [16.53]
5.0
55.5 [16.27]
55.5 [16.27]
5.3
55.1 [16.15]
55.1 [16.15]
5.5
54.8 [16.06]
54.8 [16.06]
5.8
53.9 [15.80]
53.9 [15.80]
6.0
51.9 [15.21]
51.9 [15.21]
6.2
48.4 [14.18]
48.4 [14.18]
6.5
Page 19
19
SYSTEMS PERFORMANCE—RSMA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSMA-A018
GROSS SYSTEMS PERFORMANCE DATA—RSMA-A024
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
➀
1.3
1.3
1.4
1.5
1.6
1.6
1.7
1.8
1.8
O 
U
D 
O 
O 
R
D 
R 
Y
B 
U
B
E 
M 
P 
E 
R 
A
U 
R 
E
°F
[°C]
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
CFM [L/s]  660 [311]  600 [283]  510 [241]  660 [311]  600 [283]  510 [241]  660 [311]  600 [283]  510 [241]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
Power 
Total BTUH [kW]
80
T
L
T
T
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
.23  .22  .19  .23  .22  .19  .23  .22  .19
23.1 [6.77]
13.5 [3.96]
1.3
22.5 [6.59]
13.0 [3.81]
1.4
21.9 [6.42]
12.6 [3.69]
1.4
21.3 [6.24]
12.3 [3.60]
1.5
20.6 [6.04]
12.0 [3.52]
1.6
19.9 [5.83]
11.6 [3.40]
1.6
19.2 [5.63]
11.3 [3.31]
1.7
18.5 [5.42]
11.1 [3.25]
1.8
18.0 [5.28]
10.7 [3.14]
1.9
22.7 [6.65]
12.8 [3.75]
1.3
22.2 [6.51]
12.4 [3.63]
1.3
21.6 [6.33]
12.0 [3.52]
1.4
20.9 [6.13]
11.7 [3.43]
1.5
20.2 [5.92]
11.3 [3.31]
1.6
19.5 [5.71]
11.0 [3.22]
1.6
18.8 [5.51]
10.7 [3.14]
1.7
18.2 [5.33]
10.4 [3.05]
1.8
17.6 [5.16]
10.1 [2.96]
1.8
22.2 [6.51]
11.9 [3.49]
1.3
21.7 [6.36]
11.5 [3.37]
1.3
21.1 [6.18]
11.1 [3.25]
1.4
20.4 [5.98]
10.7 [3.14]
1.5
19.7 [5.77]
10.4 [3.05]
1.5
19.0 [5.57]
10.1 [2.96]
1.6
18.3 [5.36]
9.8 [2.87]
1.7
17.7 [5.19]
9.5 [2.78]
1.7
17.1 [5.01]
9.2 [2.70]
1.8
21.5 [6.30]
15.5 [4.54]
1.3
21.0 [6.15]
15.1 [4.43]
1.4
20.4 [5.98]
14.7 [4.31]
1.4
19.7 [5.77]
14.3 [4.19]
1.5
19.0 [5.57]
14.0 [4.10]
1.6
18.3 [5.36]
13.7 [4.02]
1.6
17.6 [5.16]
13.4 [3.93]
1.7
17.0 [4.98]
13.1 [3.84]
1.8
16.4 [4.81]
12.8 [3.75]
1.8
21.2 [6.21]
14.9 [4.37]
20.6 [6.04]
14.5 [4.25]
20.0 [5.86]
14.1 [4.13]
19.4 [5.69]
13.7 [4.02]
18.7 [5.48]
13.4 [3.92]
18.0 [5.28]
13.1 [3.84]
17.3 [5.07]
12.8 [3.75]
16.6 [4.86]
12.5 [3.66]
16.0 [4.69]
12.2 [3.58]
20.7 [6.07]
14.0 [4.10]
1.3
20.1 [5.89]
13.5 [3.96]
1.3
19.5 [5.71]
13.1 [3.84]
1.4
18.9 [5.54]
12.8 [3.75]
1.5
18.2 [5.33]
12.4 [3.63]
1.5
17.4 [5.10]
12.1 [3.55]
1.6
16.8 [4.92]
11.8 [3.46]
1.7
16.1 [4.72]
11.5 [3.37]
1.7
15.5 [4.54]
11.2 [3.28]
1.8
20.2 [5.92]
18.1 [5.30]
1.3
19.7 [5.77]
17.7 [5.19]
1.3
19.1 [5.60]
17.3 [5.07]
1.4
18.4 [5.39]
16.9 [4.95]
1.5
17.7 [5.19]
16.6 [4.86]
1.6
17.0 [4.98]
16.3 [4.78]
1.6
16.3 [4.78]
16.0 [4.69]
1.7
15.7 [4.60]
15.7 [4.60]
1.8
15.1 [4.43]
15.1 [4.43]
1.8
19.9 [5.83]
17.5 [5.13]
1.3
19.4 [5.69]
17.0 [4.98]
1.3
18.8 [5.51]
16.6 [4.86]
1.4
18.1 [5.30]
16.3 [4.78]
1.5
17.4 [5.10]
16.0 [4.69]
1.5
16.7 [4.89]
15.7 [4.60]
1.6
16.0 [4.69]
15.4 [4.51]
1.7
15.4 [4.51]
15.1 [4.43]
1.8
14.8 [4.34]
14.8 [4.34]
1.8
19.4 [5.69]
16.5 [4.84]
1.2
18.9 [5.54]
16.1 [4.72]
1.3
18.3 [5.36]
15.7 [4.60]
1.4
17.6 [5.16]
15.4 [4.51]
1.5
16.9 [4.95]
15.0 [4.40]
1.5
16.2 [4.75]
14.7 [4.31]
1.6
15.5 [4.54]
14.4 [4.22]
1.7
14.9 [4.37]
14.1 [4.13]
1.7
14.3 [4.19]
13.8 [4.04]
1.8
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U
D 
O 
O 
R
D 
R
U
M
R
U 
R
°F
[°C]
T
Y
B
L 
B
T 
E
P 
E
A 
T
E
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
.20  .18  .16  .20  .18  .16  .20  .18  .16
37.7 [11.05]
21.6 [6.33]
1.9
36.2 [10.61]
20.9 [6.13]
2.0
35.4 [10.37]
20.5 [6.01]
2.1
35.0 [10.26]
20.3 [5.95]
2.2
34.8 [10.20]
20.2 [5.92]
2.4
34.4 [10.08]
20.0 [5.86]
2.5
33.8 [9.91]
19.6 [5.74]
2.6
32.6 [9.55]
19.0 [5.57]
2.7
30.5 [8.94]
17.9 [5.25]
2.8
37.0 [10.84]
20.7 [6.07]
1.9
35.6 [10.43]
20.0 [5.86]
2.0
34.8 [10.20]
19.6 [5.74]
2.1
34.4 [10.08]
19.4 [5.69]
2.2
34.2 [10.02]
19.3 [5.66]
2.3
33.8 [9.91]
19.1 [5.60]
2.4
33.2 [9.73]
18.8 [5.51]
2.6
32.0 [9.38]
18.1 [5.30]
2.7
30.0 [8.79]
17.1 [5.01]
2.8
36.0 [10.55]
19.2 [5.63]
1.9
34.6 [10.14]
18.6 [5.45]
2.0
33.8 [9.91]
18.2 [5.33]
2.1
33.5 [9.82]
18.0 [5.28]
2.2
33.2 [9.73]
17.9 [5.25]
2.3
32.9 [9.64]
17.8 [5.22]
2.4
32.3 [9.47]
17.5 [5.13]
2.5
31.1 [9.11]
16.9 [4.95]
2.6
29.2 [8.56]
15.9 [4.66]
2.8
36.1 [10.58]
25.9 [7.59]
35.4 [10.37]
24.7 [7.24]
1.9
34.6 [10.14]
25.2 [7.39]
34.0 [9.96]
24.1 [7.06]
2.0
33.8 [9.91]
24.8 [7.27]
33.2 [9.73]
23.7 [6.95]
2.1
33.4 [9.79]
24.6 [7.21]
32.8 [9.61]
23.5 [6.89]
2.2
33.2 [9.73]
24.5 [7.18]
32.6 [9.55]
23.4 [6.86]
2.4
32.9 [9.64]
24.3 [7.12]
32.3 [9.47]
23.2 [6.80]
2.5
32.2 [9.44]
23.9 [7.00]
31.6 [9.26]
22.9 [6.71]
2.6
31.0 [9.09]
23.3 [6.83]
30.4 [8.91]
22.2 [6.51]
2.7
29.0 [8.50]
22.2 [6.51]
28.4 [8.32]
21.2 [6.21]
2.8
➀
34.5 [10.11]
23.0 [6.74]
1.9
33.1 [9.70]
22.4 [6.56]
2.0
32.3 [9.47]
22.0 [6.45]
2.1
31.9 [9.35]
21.8 [6.39]
2.2
31.7 [9.29]
21.7 [6.36]
2.3
31.4 [9.20]
21.6 [6.33]
2.5
30.8 [9.03]
21.3 [6.24]
2.6
29.6 [8.67]
20.7 [6.07]
2.7
27.7 [8.12]
19.7 [5.77]
2.8
1.9
2.0
2.1
2.2
2.3
2/4
2.5
2.6
2.8
34.1 [9.99]
29.1 [8.53]
1.9
32.6 [9.55]
28.3 [8.29]
2.0
31.8 [9.32]
28.0 [8.21]
2.1
31.4 [9.20]
27.8 [8.15]
2.2
31.2 [9.14]
27.6 [8.09]
2.3
30.9 [9.06]
27.4 [8.03]
2.4
30.2 [8.85]
27.1 [7.94]
2.6
29.0 [8.50]
26.4 [7.74]
2.7
27.0 [7.91]
25.3 [7.41]
2.8
33.5 [9.82]
27.8 [8.15]
1.9
32.1 [9.41]
27.1 [7.94]
2.0
31.3 [9.17]
26.7 [7.82]
2.1
30.9 [9.06]
26.5 [7.77]
2.2
30.6 [8.97]
26.4 [7.74]
2.3
30.3 [8.88]
26.2 [7.68]
2.4
29.7 [8.70]
25.9 [7.59]
2.5
28.5 [8.35]
25.3 [7.41]
2.7
26.5 [7.77]
24.2 [7.09]
2.8
32.6 [9.55]
25.8 [7.56]
1.8
31.2 [9.14]
25.2 [7.39]
1.9
30.4 [8.91]
24.8 [7.27]
2.1
30.0 [8.79]
24.7 [7.24]
2.2
29.8 [8.73]
24.6 [7.21]
2.3
29.5 [8.65]
24.4 [7.15]
2.4
28.9 [8.47]
24.1 [7.06]
2.5
27.7 [8.12]
23.5 [6.89]
2.6
25.8 [7.56]
22.5 [6.59]
2.7
Page 20
20
SYSTEMS PERFORMANCE—RSMA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSMA-A030
GROSS SYSTEMS PERFORMANCE DATA—RSMA-A036
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
➀
2.0
2.1
2.2
2.3
2.5
2.6
2.7
2.8
2.9
M
°F
[°C]
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
CFM [L/s]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U 
L 
B
T 
E
P 
E 
R 
A 
T 
U 
R 
E
.25  .24  .21  .25  .24  .21  .25  .24  .21
37.7 [11.05]
20.5 [6.01]
2.1
36.8 [10.79]
19.8 [5.80]
2.2
35.7 [10.46]
19.4 [5.69]
2.3
34.5 [10.11]
19.0 [5.57]
2.4
33.3 [9.76]
18.7 [5.48]
2.5
32.2 [9.44]
18.3 [5.36]
2.6
31.1 [9.11]
17.8 [5.22]
2.7
30.3 [8.88]
17.0 [4.98]
2.8
29.8 [8.73]
15.8 [4.63]
3.0
37.2 [10.90]
19.5 [5.71]
2.0
36.3 [10.64]
18.8 [5.51]
2.1
35.2 [10.32]
18.4 [5.39]
2.3
34.0 [9.96]
18.0 [5.28]
2.4
32.8 [9.61]
17.7 [5.19]
2.5
31.6 [9.26]
17.3 [5.07]
2.6
30.6 [8.97]
16.8 [4.92]
2.7
29.8 [8.73]
16.0 [4.69]
2.8
29.2 [8.56]
14.8 [4.34]
2.9
36.4 [10.67]
18.0 [5.28]
2.0
35.4 [10.37]
17.3 [5.07]
2.1
34.4 [10.08]
16.9 [4.95]
2.2
33.2 [9.73]
16.5 [4.84]
2.3
32.0 [9.38]
16.2 [4.75]
2.5
30.8 [9.03]
15.8 [4.63]
2.6
29.8 [8.73]
15.3 [4.48]
2.7
29.0 [8.50]
14.5 [4.25]
2.8
28.4 [8.32]
13.3 [3.90]
2.9
34.7 [10.17]
24.2 [7.09]
2.0
33.8 [9.91]
23.6 [6.92]
2.1
32.7 [9.58]
23.1 [6.77]
2.2
31.5 [9.23]
22.8 [6.68]
2.4
30.3 [8.88]
22.5 [6.59]
2.5
29.1 [8.53]
22.1 [6.48]
2.6
28.1 [8.24]
21.5 [6.30]
2.7
27.3 [8.00]
20.7 [6.07]
2.8
26.8 [7.85]
19.5 [5.71]
2.9
34.2 [10.02]
23.2 [6.80]
33.3 [9.76]
22.6 [6.62]
32.2 [9.44]
22.1 [6.48]
31.0 [9.09]
21.8 [6.39]
29.8 [8.73]
21.5 [6.30]
28.6 [8.38]
21.1 [6.18]
27.6 [8.09]
20.5 [6.01]
26.8 [7.85]
19.7 [5.77]
26.2 [7.68]
18.5 [5.42]
33.4 [9.79]
21.7 [6.36]
2.0
32.4 [9.50]
21.1 [6.18]
2.1
31.3 [9.17]
20.6 [6.04]
2.2
30.2 [8.85]
20.3 [5.95]
2.3
28.9 [8.47]
20.0 [5.86]
2.4
27.8 [8.15]
19.6 [5.74]
2.5
26.8 [7.85]
19.0 [5.57]
2.7
26.0 [7.62]
18.2 [5.33]
2.8
25.4 [7.44]
17.0 [4.98]
2.9
33.0 [9.67]
27.1 [7.94]
2.0
32.1 [9.41]
26.4 [7.74]
2.1
31.0 [9.09]
25.9 [7.59]
2.3
29.8 [8.73]
25.6 [7.50]
2.4
28.6 [8.38]
25.3 [7.41]
2.5
27.4 [8.03]
24.9 [7.30]
2.6
26.4 [7.74]
24.3 [7.12]
2.7
25.6 [7.50]
23.5 [6.89]
2.8
25.1 [7.36]
22.4 [6.56]
2.9
32.5 [9.52]
26.1 [7.65]
2.0
31.5 [9.23]
25.4 [7.44]
2.1
30.5 [8.94]
24.9 [7.30]
2.2
29.3 [8.59]
24.6 [7.21]
2.3
28.1 [8.24]
24.3 [7.12]
2.5
26.9 [7.88]
23.9 [7.00]
2.6
25.9 [7.59]
23.3 [6.83]
2.7
25.1 [7.36]
22.5 [6.59]
2.8
24.5 [7.18]
21.4 [6.27]
2.9
31.7 [9.29]
24.5 [7.18]
2.0
30.7 [9.00]
23.9 [7.00]
2.1
29.6 [8.67]
23.4 [6.86]
2.2
28.4 [8.32]
23.1 [6.77]
2.3
27.2 [7.97]
22.8 [6.68]
2.4
26.1 [7.65]
22.4 [6.56]
2.5
25.1 [7.36]
21.8 [6.39]
2.7
24.2 [7.09]
21.0 [6.15]
2.8
23.7 [6.95]
19.9 [5.83]
2.9
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1320 [623]  1200 [566]  1020 [481]  1320 [623]  1200 [566]  1020 [481]  1320 [623]  1200 [566]  1020 [481]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
M
°F
[°C]
O 
U 
T 
D 
O 
O 
R
D 
R 
Y
B 
U 
L 
B
T 
E
P 
E 
R 
A 
T 
U 
R 
E
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
.30  .29  .27  .30  .29  .27  .30  .29  .27
40.0 [11.72]
22.7 [6.65]
2.4
40.6 [11.90]
22.7 [6.65]
2.6
40.3 [11.81]
22.4 [6.56]
2.7
39.4 [11.55]
21.9 [6.42]
2.9
38.0 [11.14]
21.3 [6.24]
3.0
36.4 [10.67]
20.5 [6.01]
3.2
34.7 [10.17]
19.7 [5.77]
3.3
33.1 [9.70]
18.9 [5.54]
3.5
31.9 [9.35]
18.1 [5.30]
3.6
39.3 [11.52]
21.5 [6.30]
2.4
39.9 [11.69]
21.5 [6.30]
2.5
39.6 [11.61]
21.3 [6.24]
2.7
38.7 [11.34]
20.8 [6.10]
2.9
37.3 [10.93]
20.1 [5.89]
3.0
35.7 [10.46]
19.3 [5.66]
3.2
34.0 [9.96]
18.5 [5.42]
3.3
32.4 [9.50]
17.7 [5.19]
3.5
31.2 [9.14]
17.0 [4.98]
3.6
38.3 [11.22]
19.7 [5.77]
2.4
38.9 [11.40]
19.7 [5.77]
2.5
38.6 [11.31]
19.5 [5.71]
2.7
37.7 [11.05]
19.0 [5.57]
2.8
36.3 [10.64]
18.3 [5.36]
3.0
34.7 [10.17]
17.5 [5.13]
3.1
33.0 [9.67]
16.7 [4.89]
3.3
31.4 [9.20]
15.9 [4.66]
3.4
30.2 [8.85]
15.2 [4.45]
3.6
39.9 [11.69]
28.1 [8.24]
39.2 [11.49]
26.9 [7.88]
2.4
40.5 [11.87]
28.1 [8.24]
39.8 [11.66]
27.0 [7.91]
2.5
40.2 [11.78]
27.9 [8.18]
39.5 [11.58]
26.7 [7.82]
2.7
39.3 [11.52]
27.4 [8.03]
38.6 [11.31]
26.2 [7.68]
2.9
37.9 [11.11]
26.7 [7.82]
37.2 [10.90]
25.5 [7.47]
3.0
36.2 [10.61]
25.9 [7.59]
35.6 [10.43]
24.7 [7.24]
3.2
34.5 [10.11]
25.1 [7.36]
33.9 [9.94]
23.9 [7.00]
3.3
33.0 [9.67]
24.3 [7.12]
32.3 [9.47]
23.1 [6.77]
3.5
31.8 [9.32]
23.6 [6.92]
31.1 [9.11]
22.4 [6.56]
3.6
➀
38.2 [11.20]
25.1 [7.36]
2.4
38.8 [11.37]
25.2 [7.39]
2.5
38.5 [11.28]
24.9 [7.30]
2.7
37.6 [11.02]
24.4 [7.15]
2.8
36.2 [10.61]
23.7 [6.95]
3.0
34.6 [10.14]
23.0 [6.74]
3.1
32.9 [9.64]
22.1 [6.48]
3.3
31.3 [9.17]
21.3 [6.24]
3.4
30.1 [8.82]
20.6 [6.04]
3.6
2.3
2.5
2.6
2.8
2.9
3.1
3.3
3.4
3.6
36.9 [10.81]
30.9 [9.06]
2.4
37.5 [10.99]
31.0 [9.09]
2.5
37.3 [10.93]
30.7 [9.00]
2.7
36.4 [10.67]
30.2 [8.85]
2.8
35.0 [10.26]
29.5 [8.65]
3.0
33.3 [9.76]
28.8 [8.44]
3.1
31.6 [9.26]
27.9 [8.18]
3.3
30.1 [8.82]
27.1 [7.94]
3.4
28.8 [8.44]
26.4 [7.74]
3.6
36.3 [10.64]
29.7 [8.70]
2.3
36.9 [10.81]
29.8 [8.73]
2.5
36.6 [10.73]
29.5 [8.65]
2.6
35.7 [10.46]
29.0 [8.50]
2.8
34.3 [10.05]
28.3 [8.29]
2.9
32.7 [9.58]
27.6 [8.09]
3.1
31.0 [9.09]
26.7 [7.82]
3.3
29.4 [8.62]
25.9 [7.59]
3.4
28.2 [8.26]
25.2 [7.39]
3.6
35.3 [10.35]
28.0 [8.21]
2.3
35.9 [10.52]
28.0 [8.21]
2.4
35.6 [10.43]
27.7 [8.12]
2.6
34.7 [10.17]
27.2 [7.97]
2.8
33.3 [9.76]
26.6 [7.80]
2.9
31.6 [9.26]
25.8 [7.56]
3.1
29.9 [8.76]
25.0 [7.33]
3.2
28.4 [8.32]
24.1 [7.06]
3.4
27.2 [7.97]
23.4 [6.86]
3.5
Page 21
21
SYSTEMS PERFORMANCE—RSMA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSMA-A042
GROSS SYSTEMS PERFORMANCE DATA—RSMA-A048
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
➀
43.1 [12.63]
28.6 [8.38]
2.7
44.1 [12.92]
29.7 [8.70]
2.8
43.8 [12.84]
29.8 [8.73]
3.0
42.5 [12.46]
29.1 [8.53]
3.2
40.6 [11.90]
27.9 [8.18]
3.4
38.5 [11.28]
26.6 [7.80]
3.6
36.6 [10.73]
25.4 [7.44]
3.7
35.4 [10.37]
24.7 [7.24]
3.9
35.1 [10.29]
24.9 [7.30]
4.1
O 
U
D 
O 
O 
R
D 
R 
Y
B 
U
B
M
P
R 
A
U 
R
°F
[°C]
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
CFM [L/s]  1540 [727]  1400 [661]  1190 [562]  1540 [727]  1400 [661]  1190 [562]  1540 [727]  1400 [661]  1190 [562]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
Power 
Total BTUH [kW]
80
T
L
T 
E
E
T
E
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
.25  .24  .22  .25  .24  .22  .25  .24  .22
48.2 [14.13]
27.4 [8.03]
2.7
49.2 [14.42]
28.5 [8.35]
2.9
48.9 [14.33]
28.6 [8.38]
3.1
47.6 [13.95]
27.9 [8.18]
3.3
45.7 [13.39]
26.7 [7.82]
3.4
43.6 [12.78]
25.4 [7.44]
3.6
41.7 [12.22]
24.2 [7.09]
3.8
40.5 [11.87]
23.5 [6.89]
4.0
40.2 [11.78]
23.6 [6.92]
4.1
47.5 [13.92]
26.0 [7.62]
2.7
48.5 [14.21]
27.1 [7.94]
2.9
48.1 [14.10]
27.2 [7.97]
3.1
46.8 [13.72]
26.5 [7.77]
3.2
44.9 [13.16]
25.3 [7.41]
3.4
42.9 [12.57]
24.0 [7.03]
3.6
41.0 [12.02]
22.8 [6.68]
3.8
39.7 [11.63]
22.1 [6.48]
3.9
39.5 [11.58]
22.2 [6.51]
4.1
46.3 [13.57]
23.9 [7.00]
2.7
47.3 [13.86]
25.0 [7.33]
2.8
47.0 [13.77]
25.1 [7.36]
3.0
45.7 [13.39]
24.4 [7.15]
3.2
43.8 [12.84]
23.2 [6.80]
3.4
41.7 [12.22]
21.9 [6.42]
3.5
39.9 [11.69]
20.7 [6.07]
3.7
38.6 [11.31]
20.0 [5.86]
3.9
38.3 [11.22]
20.1 [5.89]
4.1
45.0 [13.19]
32.1 [9.41]
2.7
46.0 [13.48]
33.2 [9.73]
2.9
45.7 [13.39]
33.3 [9.76]
3.0
44.3 [12.98]
32.6 [9.55]
3.2
42.5 [12.46]
31.4 [9.20]
3.4
40.4 [11.84]
30.1 [8.82]
3.6
38.5 [11.28]
28.9 [8.47]
3.8
37.3 [10.93]
28.2 [8.26]
3.9
37.0 [10.84]
28.4 [8.32]
4.1
44.2 [12.95]
30.7 [9.00]
45.2 [13.25]
31.8 [9.32]
44.9 [13.16]
31.9 [9.35]
43.6 [12.78]
31.2 [9.14]
41.7 [12.22]
30.0 [8.79]
39.6 [11.61]
28.7 [8.41]
37.8 [11.08]
27.5 [8.06]
36.5 [10.70]
26.8 [7.85]
36.2 [10.61]
27.0 [7.91]
2.6
2.8
3.0
3.2
3.3
3.5
3.7
3.9
4.0
42.3 [12.40]
37.0 [10.84]
2.6
43.4 [12.72]
38.2 [11.20]
2.8
43.0 [12.60]
38.2 [11.20]
3.0
41.7 [12.22]
37.5 [10.99]
3.2
39.8 [11.66]
36.3 [10.64]
3.4
37.7 [11.05]
35.0 [10.26]
3.5
35.9 [10.52]
33.8 [9.91]
3.7
34.6 [10.14]
33.2 [9.73]
3.9
34.3 [10.05]
33.3 [9.76]
4.1
41.6 [12.19]
35.6 [10.43]
2.6
42.6 [12.48]
36.8 [10.79]
2.8
42.3 [12.40]
36.8 [10.79]
3.0
40.9 [11.99]
36.1 [10.58]
3.2
39.1 [11.46]
34.9 [10.23]
3.3
37.0 [10.84]
33.6 [9.85]
3.5
35.1 [10.29]
32.4 [9.50]
3.7
33.9 [9.94]
31.8 [9.32]
3.9
33.6 [9.85]
31.9 [9.35]
4.0
40.4 [11.84]
33.5 [9.82]
2.6
41.5 [12.16]
34.7 [10.17]
2.8
41.1 [12.05]
34.0 [9.96]
2.9
39.8 [11.66]
34.7 [10.17]
3.1
37.9 [11.11]
32.8 [9.61]
3.3
35.8 [10.49]
31.5 [9.23]
3.5
34.0 [9.96]
30.3 [8.88]
3.6
32.7 [9.58]
29.7 [8.70]
3.8
32.5 [9.52]
29.8 [8.73]
4.0
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1650 [779]  1500 [708]  1280 [604]  1650 [779]  1500 [708]  1280 [604]  1650 [779]  1500 [708]  1280 [604]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U
D 
O 
O 
R
D 
R 
Y
B 
U
B
E 
M 
P 
E 
R 
A
U 
R 
E
°F
[°C]
T
L
T
T
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
.22  .21  .19  .22  .21  .19  .22  .21  .19
57.6 [16.88]
34.1 [9.99]
3.3
56.8 [16.65]
33.6 [9.85]
3.5
55.6 [16.29]
32.8 [9.61]
3.6
54.1 [15.86]
31.8 [9.32]
3.8
52.5 [15.39]
30.7 [9.00]
4.0
50.9 [14.92]
29.7 [8.70]
4.2
49.4 [14.48]
28.8 [8.44]
4.4
48.2 [14.13]
28.1 [8.24]
4.6
47.4 [13.89]
27.7 [8.12]
4.8
56.8 [16.65]
32.5 [9.52]
3.2
56.0 [16.41]
32.0 [9.38]
3.4
54.7 [16.03]
31.2 [9.14]
3.6
53.3 [15.62]
30.2 [8.85]
3.8
51.7 [15.15]
29.2 [8.56]
4.0
50.0 [14.65]
28.1 [8.24]
4.2
48.6 [14.24]
27.2 [7.97]
4.4
47.4 [13.89]
26.5 [7.77]
4.6
46.5 [13.63]
26.1 [7.65]
4.7
55.5 [16.27]
30.1 [8.82]
3.2
54.7 [16.03]
29.6 [8.67]
3.4
53.4 [15.65]
28.8 [8.44]
3.6
52.0 [15.24]
27.8 [8.15]
3.7
50.3 [14.74]
26.8 [7.85]
3.9
48.7 [14.27]
25.7 [7.53]
4.1
47.3 [13.86]
24.8 [7.27]
4.3
46.1 [13.51]
24.2 [7.09]
4.5
45.2 [13.25]
23.8 [6.98]
4.7
53.8 [15.77]
39.1 [11.46]
52.9 [15.50]
37.5 [10.99]
3.2
53.0 [15.53]
38.5 [11.28]
52.1 [15.27]
36.9 [10.81]
3.4
51.8 [15.18]
37.7 [11.05]
50.9 [14.92]
36.1 [10.58]
3.6
50.3 [14.74]
36.8 [10.79]
49.4 [14.48]
35.2 [10.32]
3.8
48.7 [14.27]
35.7 [10.46]
47.8 [14.01]
34.1 [9.99]
4.0
47.1 [13.80]
34.7 [10.17]
46.2 [13.54]
33.1 [9.70]
4.2
45.6 [13.36]
33.8 [9.91]
44.7 [13.10]
32.2 [9.44]
4.3
44.4 [13.01]
33.1 [9.70]
43.5 [12.75]
31.5 [9.23]
4.5
43.6 [12.78]
32.7 [9.58]
42.7 [12.51]
31.1 [9.11]
4.7
➀
51.6 [15.12]
35.1 [10.29]
3.2
50.8 [14.89]
34.6 [10.14]
3.4
49.6 [14.54]
33.8 [9.91]
3.6
48.1 [14.10]
32.8 [9.61]
3.7
46.5 [13.63]
31.7 [9.29]
3.9
44.9 [13.16]
30.7 [9.00]
4.1
43.4 [12.72]
29.8 [8.73]
4.3
42.2 [12.37]
29.1 [8.53]
4.5
41.4 [12.13]
28.7 [8.41]
4.7
3.1
3.3
3.5
3.7
3.9
4.1
4.3
4.4
4.6
51.0 [14.95]
44.7 [13.10]
3.2
50.2 [14.71]
44.1 [12.92]
3.4
49.0 [14.36]
43.3 [12.69]
3.6
47.5 [13.92]
42.4 [12.43]
3.8
45.9 [13.45]
41.3 [12.10]
3.9
44.3 [12.98]
40.3 [11.81]
4.1
42.8 [12.54]
39.4 [11.55]
4.3
41.6 [12.19]
38.7 [11.34]
4.5
40.8 [11.96]
38.3 [11.22]
4.7
50.2 [14.71]
43.1 [12.63]
3.2
49.3 [14.45]
42.5 [12.46]
3.3
48.1 [14.10]
41.7 [12.22]
3.5
46.6 [13.66]
40.8 [11.96]
3.7
45.0 [13.19]
39.7 [11.63]
3.9
43.4 [12.72]
38.7 [11.34]
4.1
41.9 [12.28]
37.8 [11.08]
4.3
40.7 [11.93]
37.1 [10.87]
4.5
39.9 [11.69]
36.7 [10.76]
4.7
48.9 [14.33]
40.7 [11.93]
3.1
48.0 [14.07]
40.1 [11.75]
3.3
46.8 [13.72]
39.3 [11.52]
3.5
45.3 [13.28]
38.4 [11.25]
3.7
43.7 [12.81]
37.3 [10.93]
3.9
42.1 [12.34]
36.3 [10.64]
4.1
40.6 [11.90]
35.4 [10.37]
4.2
39.4 [11.55]
34.7 [10.17]
4.4
38.6 [11.31]
34.3 [10.05]
4.6
Page 22
22
SYSTEMS PERFORMANCE—RSNA- SERIES
GROSS SYSTEMS PERFORMANCE DATA—RSNA-A024
GROSS SYSTEMS PERFORMANCE DATA—RSNA-A030
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
➀
1.6
1.7
1.7
1.8
1.9
2.0
2.1
2.1
2.2
O 
U
D 
O 
O 
R
D 
R
U
M
R
U 
R
°F
[°C]
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
CFM [L/s]  880 [415]  800 [378]  680 [321]  880 [415]  800 [378]  680 [321]  880 [415]  800 [378]  680 [321]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
Power 
Total BTUH [kW]
80
T
Y
B
L 
B
T 
E
P 
E
A 
T
E
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
.24  .23  .21  .24  .23  .21  .24  .23  .21
28.0 [8.21]
15.6 [4.57]
1.6
28.0 [8.21]
15.8 [4.63]
1.7
27.7 [8.12]
15.7 [4.60]
1.8
27.0 [7.91]
15.3 [4.48]
1.8
26.2 [7.68]
14.9 [4.37]
1.9
25.2 [7.39]
14.3 [4.19]
2.0
24.3 [7.12]
13.8 [4.04]
2.1
23.4 [6.86]
13.2 [3.87]
2.2
22.7 [6.65]
12.7 [3.72]
2.3
27.5 [8.06]
14.9 [4.37]
1.6
27.5 [8.06]
15.1 [4.43]
1.7
27.2 [7.97]
15.0 [4.40]
1.7
26.5 [7.77]
14.7 [4.31]
1.8
25.7 [7.53]
14.2 [4.16]
1.9
24.8 [7.27]
13.7 [4.02]
2.0
23.8 [6.98]
13.1 [3.84]
2.1
23.0 [6.74]
12.6 [3.69]
2.2
22.3 [6.54
12.2 [3.58]
2.2
26.7 [7.82]
13.9 [4.07]
1.6
26.8 [7.85]
14.0 [4.10]
1.6
26.4 [7.74]
13.9 [4.07]
1.7
25.8 [7.56]
13.6 [3.99]
1.8
25.0 [7.33]
13.2 [3.87]
1.9
24.1 [7.06]
12.7 [3.72]
2.0
23.2 [6.80]
12.2 [3.58]
2.0
22.4 [6.56]
11.7 [3.43]
2.1
21.7 [6.36]
11.3 [3.31]
2.2
26.5 [7.77]
19.0 [5.57]
1.6
26.6 [7.80]
19.1 [5.60]
1.7
26.2 [7.68]
19.0 [5.57]
1.8
25.6 [7.50]
18.7 [5.48]
1.8
24.7 [7.24]
18.2 [5.33]
1.9
23.8 [6.98]
17.7 [5.19]
2.0
22.8 [6.68]
17.1 [5.01]
2.1
22.0 [6.45]
16.6 [4.86]
2.2
21.3 [6.24]
16.1 [4.72]
2.2
26.0 [7.62]
18.1 [5.30]
26.1 [7.65]
18.3 [5.36]
25.8 [7.56]
18.2 [5.33]
25.1 [7.36]
17.9 [5.25]
24.3 [7.12]
17.4 [5.10]
23.3 [6.83]
16.9 [4.95]
22.4 [6.56]
16.4 [4.81]
21.6 [6.33]
15.8 [4.63]
20.9 [6.13]
15.4 [4.51]
25.3 [7.41]
16.8 [4.92]
1.6
25.4 [7.44]
17.0 [4.98]
1.6
25.1 [7.36]
16.9 [4.95]
1.7
24.4 [7.15]
16.6 [4.86]
1.8
23.6 [6.92]
16.2 [4.75]
1.9
22.7 [6.65]
15.7 [4.60]
2.0
21.8 [6.39]
15.2 [4.45] 
2
21.0 [6.15]
14.7 [4.31]
2.1
20.4 [5.98]
14.3 [4.19]
2.2
24.1 [7.06]
21.0 [6.15]
1.6
24.1 [7.06]
21.2 [6.21]
1.7
23.8 [6.98]
21.1 [6.18]
1.7
23.1 [6.77]
20.8 [6.10]
1.8
22.3 [6.54]
20.3 [5.95]
1.9
21.3 [6.24]
19.8 [5.80]
2.0
20.4 [5.98]
19.2 [5.63]
2.1
19.5 [5.71]
18.6 [5.45]
2.2
18.9 [5.54]
18.1 [5.30]
2.2
23.7 [6.95]
20.1 [5.89]
1.6
23.7 [6.95]
20.2 [5.92]
1.6
23.4 [6.86]
20.1 [5.89]
1.7
22.7 [6.65]
19.8 [5.80]
1.8
21.9 [6.42]
19.4 [5.69]
1.9
20.9 [6.13]
18.9 [5.54]
2.0
20.0 [5.86]
18.3 [5.36]
2.1
19.2 [5.63]
17.8 [5.22]
2.1
18.5 [5.42]
17.3 [5.07]
2.2
23.0 [6.74]
18.7 [5.48]
1.5
23.1 [6.77]
18.8 [5.51]
1.6
22.7 [6.65]
18.7 [5.48]
1.7
22.1 [6.48]
18.4 [5.39]
1.8
21.3 [6.24]
18.0 [5.28]
1.9
20.4 [5.98]
17.6 [5.16]
2.0
19.5 [5.71]
17.0 [4.98]
2.0
18.6 [5.45]
16.5 [4.84]
2.1
18.0 [5.28]
16.1 [4.72]
2.2
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]  1100 [519]  1000 [472]  850 [401]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U
D 
O 
O 
R
D 
R
U
M
R
U 
R
°F
[°C]
T
Y
B
L 
B
T 
E
P 
E
A 
T
E
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
.20  .18  .16  .20  .18  .16  .20  .18  .16
37.7 [11.05]
21.6 [6.33]
1.9
36.2 [10.61]
20.9 [6.13]
2.0
35.4 [10.37]
20.5 [6.01]
2.1
35.0 [10.26]
20.3 [5.95]
2.2
34.8 [10.20]
20.2 [5.92]
2.4
34.4 [10.08]
20.0 [5.86]
2.5
33.8 [9.91]
19.6 [5.74]
2.6
32.6 [9.55]
19.0 [5.57]
2.7
30.5 [8.94]
17.9 [5.25]
2.8
37.0 [10.84]
20.7 [6.07]
1.9
35.6 [10.43]
20.0 [5.86]
2.0
34.8 [10.20]
19.6 [5.74]
2.1
34.4 [10.08]
19.4 [5.69]
2.2
34.2 [10.02]
19.3 [5.66]
2.3
33.8 [9.91]
19.1 [5.60]
2.4
33.2 [9.73]
18.8 [5.51]
2.6
32.0 [9.38]
18.1 [5.30]
2.7
30.0 [8.79]
17.1 [5.01]
2.8
36.0 [10.55]
19.2 [5.63]
1.9
34.6 [10.14]
18.6 [5.45]
2.0
33.8 [9.91]
18.2 [5.33]
2.1
33.5 [9.82]
18.0 [5.28]
2.2
33.2 [9.73]
17.9 [5.25]
2.3
32.9 [9.64]
17.8 [5.22]
2.4
32.3 [9.47]
17.5 [5.13]
2.5
31.1 [9.11]
16.9 [4.95]
2.6
29.2 [8.56]
15.9 [4.66]
2.8
36.1 [10.58]
25.9 [7.59]
35.4 [10.37]
24.7 [7.24]
1.9
34.6 [10.14]
25.2 [7.39]
34.0 [9.96]
24.1 [7.06]
2.0
33.8 [9.91]
24.8 [7.27]
33.2 [9.73]
23.7 [6.95]
2.1
33.4 [9.79]
24.6 [7.21]
32.8 [9.61]
23.5 [6.89]
2.2
33.2 [9.73]
24.5 [7.18]
32.6 [9.55]
23.4 [6.86]
2.4
32.9 [9.64]
24.3 [7.12]
32.3 [9.47]
23.2 [6.80]
2.5
32.2 [9.44]
23.9 [7.00]
31.6 [9.26]
22.9 [6.71]
2.6
31.0 [9.09]
23.3 [6.83]
30.4 [8.91]
22.2 [6.51]
2.7
29.0 [8.50]
22.2 [6.51]
28.4 [8.32]
21.2 [6.21]
2.8
➀
1.9
2.0
2.1
2.2
2.3
2.5
2.6
2.7
2.8
34.5 [10.11]
23.0 [6.74]
1.9
33.1 [9.70]
22.4 [6.56]
2.0
32.3 [9.47]
22.0 [6.45]
2.1
31.9 [9.35]
21.8 [6.39]
2.2
31.7 [9.29]
21.7 [6.36]
2.3
31.4 [9.20]
21.6 [6.33] 
2/4
30.8 [9.03]
21.3 [6.24]
2.5
29.6 [8.67]
20.7 [6.07]
2.6
27.7 [8.12]
19.7 [5.77]
2.8
34.1 [9.99]
29.1 [8.53]
1.9
32.6 [9.55]
28.3 [8.29]
2.0
31.8 [9.32]
28.0 [8.21]
2.1
31.4 [9.20]
27.8 [8.15]
2.2
31.2 [9.14]
27.6 [8.09]
2.3
30.9 [9.06]
27.4 [8.03]
2.4
30.2 [8.85]
27.1 [7.94]
2.6
29.0 [8.50]
26.4 [7.74]
2.7
27.0 [7.91]
25.3 [7.41]
2.8
33.5 [9.82]
27.8 [8.15]
1.9
32.1 [9.41]
27.1 [7.94]
2.0
31.3 [9.17]
26.7 [7.82]
2.1
30.9 [9.06]
26.5 [7.77]
2.2
30.6 [8.97]
26.4 [7.74]
2.3
30.3 [8.88]
26.2 [7.68]
2.4
29.7 [8.70]
25.9 [7.59]
2.5
28.5 [8.35]
25.3 [7.41]
2.7
26.5 [7.77]
24.2 [7.09]
2.8
32.6 [9.55]
25.8 [7.56]
1.8
31.2 [9.14]
25.2 [7.39]
1.9
30.4 [8.91]
24.8 [7.27]
2.1
30.0 [8.79]
24.7 [7.24]
2.2
29.8 [8.73]
24.6 [7.21]
2.3
29.5 [8.65]
24.4 [7.15]
2.4
28.9 [8.47]
24.1 [7.06]
2.5
27.7 [8.12]
23.5 [6.89]
2.6
25.8 [7.56]
22.5 [6.59]
2.7
Page 23
GROSS SYSTEMS PERFORMANCE DATA—RSNA-A036
DR —Depression ratio 
dbE —Entering air dry bulb 
wbE—Entering air wet bulb
Total —Total capacity x 1000 BTUH 
Sens —Sensible capacity x 1000 BTUH 
Power—KW input
NOTES:  ➀ When the entering air dry bulb is other than 80°F [27°C], adjust the sensible 
capacity from the table by adding [1.10 x CFM x (1 – DR) x (dbE – 80)].
[ ] Designates Metric Conversions 
23
SYSTEMS PERFORMANCE—RSNA- SERIES
wbE  71°F [21.7°C]  67°F [19.4°C]  63°F [17.2°C]
CFM [L/s]  1320 [623]  1200 [566]  1020 [481]  1320 [623]  1200 [566]  1020 [481]  1320 [623]  1200 [566]  1020 [481]
DR ➀ 
Total BTUH [kW]
75
Sens BTUH [kW]
[23.9]
80
[26.7]
85
[29.4]
90
[32.2]
95
[35]
100
[37.8]
105
[40.6]
110
[43.3]
115
[46.1]
Power 
Total BTUH [kW]
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
Total BTUH [kW] 
Sens BTUH [kW] 
Power
O 
U
D 
O 
O 
R
D 
R 
Y
B 
U
B
E 
M 
P 
E 
R 
A
U 
R 
E
°F
[°C]
T
L
T
T
ENTERING INDOOR AIR @ 80°F [26.7°C] dbE 
.27  .25  .23  .27  .25  .23  .27  .25  .23
43.7 [12.81]
25.1 [7.36]
2.3
43.4 [12.72]
25.1 [7.36]
2.4
42.6 [12.48]
24.7 [7.24]
2.5
41.4 [12.13]
24.0 [7.03]
2.7
40.1 [11.75]
23.1 [6.77]
2.8
38.8 [11.37]
22.2 [6.51]
2.9
37.6 [11.02]
21.5 [6.30]
3.1
36.6 [10.73]
21.0 [6.15]
3.2
36.1 [10.58]
21.0 [6.15]
3.3
42.9 [12.57]
24.0 [7.03]
2.2
42.6 [12.48]
24.0 [7.03]
2.4
41.8 [12.25]
23.6 [6.92]
2.5
40.7 [11.93]
22.9 [6.71]
2.7
39.4 [11.55]
22.1 [6.48]
2.8
38.1 [11.17]
21.2 [6.21]
2.9
36.9 [10.81]
20.5 [6.01]
3.1
36.0 [10.55]
20.1 [5.89]
3.2
35.5 [10.40]
20.1 [5.89]
3.3
41.7 [12.22]
22.3 [6.54]
2.2
41.4 [12.13]
22.3 [6.54]
2.4
40.7 [11.93]
21.9 [6.42]
2.5
39.6 [11.61]
21.3 [6.24]
2.6
38.3 [11.22]
20.5 [6.01]
2.8
37.0 [10.84]
19.8 [5.80]
2.9
35.9 [10.52]
19.1 [5.60]
3.0
35.0 [10.26]
18.7 [5.48]
3.1
34.5 [10.11]
18.7 [5.48]
3.3
40.9 [11.99]
29.0 [8.50]
40.1 [11.75]
27.7 [8.12]
2.2
40.6 [11.90]
29.1 [8.53]
39.9 [11.69]
27.8 [8.15]
2.4
39.8 [11.66]
28.7 [8.41]
39.1 [11.46]
27.4 [8.03]
2.5
38.7 [11.34]
27.9 [8.18]
38.0 [11.14]
26.7 [7.82]
2.6
37.3 [10.93]
27.1 [7.94]
36.7 [10.76]
25.9 [7.59]
2.8
36.0 [10.55]
26.2 [7.68]
35.4 [10.37]
25.0 [7.33]
2.9
34.8 [10.20]
25.4 [7.44]
34.2 [10.02]
24.3 [7.12]
3.0
33.9 [9.94]
25.0 [7.33]
33.3 [9.76]
23.9 [7.00]
3.2
33.4 [9.79]
25.0 [7.33]
32.8 [9.61]
23.9 [7.00]
3.3
➀
2.2
2.3
2.5
2.6
2.7
2.9
3.0
3.1
3.3
39.1 [11.46]
25.8 [7.56]
2.2
38.8 [11.37]
25.8 [7.56]
2.3
38.0 [11.14]
25.5 [7.47]
2.4
36.9 [10.81]
24.8 [7.27]
2.6
35.7 [10.46]
24.0 [7.03]
2.7
34.4 [10.08]
23.3 [6.83]
2.8
33.2 [9.73]
22.6 [6.62]
3.0
32.4 [9.50]
22.2 [6.51]
3.1
31.9 [9.35]
22.2 [6.51]
3.2
38.4 [11.25]
32.9 [9.64]
2.2
38.1 [11.17]
32.9 [9.64]
2.3
37.3 [10.93]
32.5 [9.52]
2.5
36.2 [10.61]
31.8 [9.32]
2.6
34.9 [10.23]
30.9 [9.06]
2.7
33.5 [9.82]
30.0 [8.79]
2.9
32.3 [9.47]
29.3 [8.59]
3.0
31.4 [9.20]
28.8 [8.44]
3.1
30.9 [9.06]
28.8 [8.44]
3.3
37.7 [11.05]
31.4 [9.20]
2.2
37.4 [10.96]
31.4 [9.20]
2.3
36.7 [10.76]
31.0 [9.09]
2.5
35.5 [10.40]
30.4 [8.91]
2.6
34.3 [10.05]
29.5 [8.65]
2.7
32.9 [9.64]
28.7 [8.41]
2.9
31.8 [9.32]
28.0 [8.21]
3.0
30.8 [9.03]
27.6 [8.09]
3.1
30.4 [8.91]
27.5 [8.06]
3.3
36.7 [10.76]
29.2 [8.56]
2.2
36.4 [10.67]
29.2 [8.56]
2.3
35.7 [10.46]
28.9 [8.47]
2.4
34.6 [10.14]
28.2 [8.26]
2.6
33.3 [9.76]
27.5 [8.06]
2.7
32.0 [9.38]
26.7 [7.82]
2.8
30.9 [9.06]
26.0 [7.62]
3.0
30.0 [8.79]
25.6 [7.50]
3.1
29.5 [8.65]
25.6 [7.50]
3.2
Page 24
INDOOR AIRFLOW PERFORMANCE—208 VOLTS
NOTE: On 4 ton models, switch to medium speed for cooling if external static pressure is less than 0.4" W.C. at 230 volts or less than 0.3" W.C. at 208 volts.
 WARNING: Observe airflow operating limits if operating in area of airflow table shown in bold. 
DOWN DISCHARGE PRESSURE DROP (ADD TO EXTERNAL STATIC PRESSURE)
Pressure Drop—Inches W.C. [kPa]  .00  .01 [.002]  .02 [.005]  .03 [.007]  .05 [.012]  .07 [.017]  .08 [.019]  .09 [.022]
Nominal Cooling Capacity Tons [kW]  1.5 [5.28]  2.0 [7.03]  2.5 [8.79] – 4.0 [14.07]  5.0 [17.59] 
Minimum Filter Size—Inches [mm]  16 x 20 x 1 [406 x 508 x 25] 20 x 20 x 1 [508 x 508 x 25]  24 x 24 x 1 [610 x 610 x 25]  24 x 30 x 1 [610 x 762 x 1]
CFM [L/s]  600 [283]  800 [378]  1000 [472]  1200 [566]  1400 [661]  1800 [850]  2000 [944]
MINIMUM RECOMMENDED FILTER SIZES
[ ] Designates Metric Conversions
24
AIRFLOW PERFORMANCE—RSKA- SERIES
Nominal
Cooling
Capacity
Tons [kW]
1.5 [5.28]
2.0 [7.03]
2.5 [8.79]  Low
3.0 [10.55]
3.5 [12.31]  Low
4.0 [14.07]  Low
5.0 [17.59]  Low  100,000 [29.31]
Motor Speed
from
Factory
Cool  0.1 [.02]  0.2 [.05]  0.3 [.07]  0.4 [.10]  0.5 [.12]  0.6 [.15]  0.7 [.17]
Low
Low
High
Low
Low  40,000 [11.72]
High
Low
High
See
Note
Below
Heating
Input
BTU/HR [kW]
40,000 [11.72] 
60,000 [17.58]
60,000 [17.58] 
80,000 [23.45]
All
Inputs
40,000 [11.72] 
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
All
Inputs
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
Blower Size/
Motor HP [W] &
# of Speeds
9 x 7
1/4 HP
2 Speed Motor
10 x 9
1/2 HP
3 Speed Motor
10 x 9
3/4 HP
3 Speed Motor
10 x 9
3/4 HP
3 Speed Motor
Motor
Speed
CFM  675 [319]  657 [310]  634 [299] 602 [284] 560 [264] 505 [238] 435 [205]
Low
RPM  695  785  870  905  940  980  1020
Watts  221  214  203  191  171  193  149
CFM  898 [424]  861 [406]  822 [388] 777 [367] 721 [340] 651 [307] 562 [265]
RPM  940  965  995  1020  1045  1070  1090
High
Watts
CFM 1076 [508]  1059 [500] 1032 [490] 996 [470] 950 [448] 896 [423] 832 [393]
Low
RPM  730  775  820  865  905  940  975
Watts  356
CFM 1222 [577]  1197 [565] 1179 [556] 1162 [548] 1137 [537] 1097 [518] 1033 [488]
RPM  765  810  855  890  920  960  995
Med
Watts  423  415  407  397  386  370  351
CFM 1514 [715]  1461 [670] 1415 [668] 1370 [647] 1322 [624] 1266 [597] 1197 [565]
High
RPM  895  930  965  985  1005  1025  1045
Watts  538  514  493  473  454  434  412
CFM 1204 [568]  1202 [567] 1191 [562] 1171 [553] 1143 [539] 1107 [522] 1065 [503]
Low
RPM
Watts  476  468  450  427  403  380  363
CFM 1674 [790]  1620 [765] 1566 [739] 1511 [713] 1451 [685] 1384 [653] 1305 [616]
RPM
Med
Watts  625  596  567  539  512  484  455
CFM
High
RPM  1085  1094   1102  1110  1118  1126  1134
Watts
CFM 1187 [560]  1174 [553] 1161 [547] 1148 [541] 1135 [535] 1105 [521] 1065 [502]
Low
RPM  674  707  793  841  896  938  977
Watts  501  489  471  463  446  427  406
CFM 1741 [821]  1721 [811] 1693 [798] 1645 [775] 1583 [746] 1521 [717] 1437 [677]
RPM  891  943  978  1004  1029  1047  1070
Med
Watts  743  709  674  640  602  566  531
CFM 2062 [972]  1988 [937] 1926 [908] 1832 [864] 1773 [836] 1684 [794] 1578 [744]
High
RPM  1036  1050  1064  1083  1092  1102  1116
Watts  831  801  754  716  682  640  605
292  278  266  253  239  221  199
734  810
997  1019
1843 [870]  1763 [832] 
699  663  632  604  576  548  517 
CFM [L/s] Air Delivery/RPM/Watts—208 Volts
349  341  331
Side Discharge—Wet Coil
External Static Pressure—Inches W.C. [kPa]
320
886
1040  1058  1076  1088  1100
1693 [799] 1627 [768] 1560 [736] 1485 [701] 1398 [660]
923
959
305
988
287
1016
Page 25
INDOOR AIRFLOW PERFORMANCE—230 VOLTS
NOTE: On 4 ton models, switch to medium speed for cooling if external static pressure is less than 0.4" W.C. at 230 volts or less than 0.3" W.C. at 208 volts.
 WARNING: Observe airflow operating limits if operating in area of airflow table shown in bold. 
[ ] Designates Metric Conversions
25
AIRFLOW PERFORMANCE—RSKA- SERIES
Nominal
Cooling
Capacity
Tons [kW]
1.5 [5.28]
2.0 [7.03]
2.5 [8.79]  Low
3.0 [10.55]  Low  Med
3.5 [12.31]  Low  High
4.0 [14.07]  Low
5.0 [17.59]  Low  100,000 [29.31]
Motor Speed
from
Factory
Cool  0.1 [.02]  0.2 [.05]  0.3 [.07]  0.4 [.10]  0.5 [.12]  0.6 [.15]  0.7 [.17]
Heat
Low
Low
Low
High
High  40,000 [11.72]
Low
High
High
High
See
Note
Below
Heating
Input
BTU/HR [kW]
40,000 [11.72] 
60,000 [17.58]
60,000 [17.58]  RPM  990  1015  1035  1055  1070  1085  1100 
80,000 [23.45]  Watts
All
Inputs
40,000 [11.72] 
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
All
Inputs
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
Blower Size/
Motor HP [W] &
# of Speeds
9 x 7
1/4 HP
2 Speed Motor
10 x 9
1/2 HP
3 Speed Motor
10 x 9
3/4 HP
3 Speed Motor
10 x 9
3/4 HP
3 Speed Motor
Motor
Speed
CFM  771 [364]  751 [354]  725 [342]  691 [326] 645 [304] 584 [276] 546 [258]
Low
RPM  825  870  910  950  985  1010  1030
Watts  253  242  230  217  204  189  181
CFM  946 [446]  922 [435]  882 [416]  830 [392] 769 [363] 701 [331] 630 [298]
High
315  303  288  273  257  241  226
CFM 1206 [569] 1182 [558] 1157 [546] 1128 [532] 1091 [515] 1044 [493] 983 [464]
Low
RPM  760  815  870  910  950  975  1000
Watts  419  406  394  381  368  353  334
CFM 1411 [666] 1368 [646] 1327 [626] 1285 [606] 1238 [584] 1183 [558] 1116 [527]
RPM  865  900  935  970  1000  1020  1035
Watts  498  481  464  447  430  411  391
CFM 1641 [774] 1577 [744] 1515 [715] 1455 [687] 1393 [657] 1329 [627] 1262 [596]
RPM  980  1000  1020  1035  1050  1065  1080
Watts
CFM 1412 [666] 1395 [658] 1371 [647] 1339 [632] 1296 [612] 1242 [586] 1176 [555]
Low
RPM  859  905  951  981  1011  1034  1057
Watts  557  530  506  483  461  437  409
CFM
RPM  1053  1067   1080  1091  1101  1110  1119
Med
Watts  667  637   606  574  543  512  483
CFM
High
RPM  1110  1117  1124   1129  1133  1139  1144
Watts  736  715  683   646  608  574  551
CFM 1388 [654] 1380 [651] 1371 [646] 1351 [637] 1325 [625] 1294 [610] 1225 [577]
Low
RPM  741  794  858  904  947  985  1021
Watts  595  583  564  539  510  484  453
CFM 1943 [916] 1895 [893] 1840 [867] 1774 [836] 1700 [801] 1618 [763] 1525 [719]
RPM  995  1024  1040  1057  1041  1087  1100
Med
Watts  785  751  717  674  643  599  561
CFM 2150 [1014] 2072 [977]
High
RPM  1080  1093  1100  1106  1115  1123  1130
Watts  889  884  796  768  725  687  651
589  565  543  523  503  481  456
1793 [846]  1731 [817] 
1889 [892]  1826 [862]  1753 [827] 
CFM [L/s] Air Delivery/RPM/Watts—230 Volts
Side Discharge—Wet Coil
External Static Pressure—Inches W.C. [kPa]
1665 [786] 1594 [752] 1519 [717] 1440 [680] 1356 [640]
1672 [789] 1586 [749] 1499 [707] 1413 [667]
1991 [939]
1917 [904] 1820 [858] 1722 [812] 1627 [767]
Page 26
INDOOR AIRFLOW PERFORMANCE—230 VOLTS
 WARNING: 1. Do  not operate unit in area of airflow table shown in bold (CFM greater than 1700 for 4 ton models) due to possibility of water blow-off. 
2. On 4 ton models, switch to medium speed for cooling if external static pressure is less than 0.4" W.C. at 230 volts or less than 0.3" W.C. at 208 volts.
26
AIRFLOW PERFORMANCE—RSMA- SERIES
Nominal
Cooling
Capacity
Tons [kW]
2.0 [7.03]
2.5 [8.79]  Low
3.0 [10.55]  Low  Med
3.5 [12.31]  Low  High
4.0 [14.07]  Low
Motor Speed
from
Factory
Cool
Heat
High  40,000 [11.72]
Low
High High
High
See
Note 2
Below
Heating
Input
BTU/HR [kW]
60,000 [17.58]
80,000 [23.45]
All
Inputs
40,000 [11.72] 
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
All
Inputs
80,000 [23.45]
100,000 [29.31]
Blower Size/
Motor HP [W] &
# of Speeds
9 x 7
1/4 HP
2 Speed Motor
10 x 9
1/2 HP
3 Speed Motor
10 x 9
3/4 HP
3 Speed Motor
Motor 
Speed
0.1 [.02]  0.2 [.05]  0.3 [.07]  0.4 [.10] 0.5 [.12] 0.6 [.15]  0.7 [.17]
CFM  771 [364]  751 [354]  725 [342]  691 [326] 645 [304] 584 [276] 546 [258]
Low
RPM  825  870  910  950  985  1010  1030
Watts  253  242  230  217  204  189  181
CFM  946 [446]  922 [435]  882 [416]  830 [392] 769 [363] 701 [331] 630 [298]
RPM  990  1015  1035  1055  1070  1085  1100
High
Watts
CFM 1206 [569]  1182 [558]  1157 [546] 1128 [532] 1091 [515] 1044 [493] 983 [464]
Low
RPM  760  815  870  910  950  975  1000
Watts  419  406  394  381  368  353  334
CFM 1411 [666]  1368 [646]  1327 [626] 1285 [606] 1238 [584] 1183 [558] 1116 [527]
RPM  865  900  935  970  1000  1020  1035
Watts  498  481  464  447  430  411  391
CFM 1641 [774]  1577 [744]  1515 [715] 1455 [687] 1393 [657] 1329 [627] 1262 [596]
RPM  980  1000  1020  1035  1050  1065  1080
Watts
CFM 1412 [666]  1395 [658]  1371 [647] 1339 [632] 1296 [612] 1242 [586] 1176 [555]
Low
RPM  859  905  951  981  1011  1034  1057
Watts  557  530  506  483  461  437  409
CFM
RPM  1053  1067   1080  1091  1101  1110  1119
Med
Watts  667  637   606  574  543  512  483
CFM
High
RPM  1110  1117  1124   1129  1133  1139  1144
Watts  736  715  683   646  608  574  551
315  303  288  273  257  241  226
589  565  543  523  503  481  456
 1793 [846]   1731 [817] 
 1889 [892]   1826 [862]   1753 [827] 
CFM [L/s] Air Delivery/RPM/Watts—230 Volts
Side Discharge—Wet Coil
External Static Pressure—Inches W.C. [kPa]
1665 [786] 1594 [752] 1519 [717] 1440 [680] 1356 [640]
1672 [789] 1586 [749] 1499 [707] 1413 [667]
INDOOR AIRFLOW PERFORMANCE—208 VOLTS
CFM  675 [319]  657 [310]  634 [299]  602 [284] 560 [264] 505 [238] 435 [205]
Low  40,000 [11.72]
2.0 [7.03]
High High
2.5 [8.79]  Low
3.0 [10.55]
3.5 [12.31]  Low
High
4.0 [14.07]  Low 
See
Note 2
Below
60,000 [17.58]
80,000 [23.45]
Low
40,000 [11.72] 
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
80,000 [23.45]
100,000 [29.31]
All
Inputs
All
Inputs
9 x 7
1/4 HP
2 Speed Motor
10 x 9
1/2 HP
3 Speed Motor
10 x 9
3/4 HP
3 Speed Motor
Low
RPM  695  785  870  905  940  980  1020
Watts  221  214  203  191  171  193  149
CFM  898 [424]  861 [406]  822 [388]  777 [367] 721 [340] 651 [307] 562 [265]
RPM  940  965  995  1020  1045  1070  1090
High
Watts
CFM 1076 [508]  1059 [500]  1032 [490]  996 [470] 950 [448] 896 [423] 832 [393]
Low
RPM  730  775  820  865  905  940  975
Watts  356
CFM 1222 [577]  1197 [565]  1179 [556] 1162 [548] 1137 [537] 1097 [518] 1033 [488]
RPM  765  810  855  890  920  960  995
Med
Watts  423  415  407  397  386  370  351
CFM 1514 [715]  1461 [670]  1415 [668] 1370 [647] 1322 [624] 1266 [597] 1197 [565]
High
RPM  895  930  965  985  1005  1025  1045
Watts
CFM 1204 [568]  1202 [567]  1191 [562] 1171 [553] 1143 [539] 1107 [522] 1065 [503]
Low
RPM
Watts  476  468  450  427  403  380  363
CFM 1674 [790]  1620 [765]  1566 [739] 1511 [713] 1451 [685] 1384 [653] 1305 [616]
RPM
Med
Watts  625  596  567  539  512  484  455
CFM
High
RPM  1085  1094   1102  1110  1118  1126  1134
Watts  699  663   632  604  576  548  517
292  278  266  253  239  221  199
349  341  331
538  514  493  473  454  434  412
734  810
997  1019
 1843 [870]   1763 [832] 
886
1040  1058  1076  1088  1100
1693 [799] 1627 [768] 1560 [736] 1485 [701] 1398 [660]
923
320
959
305  287
988
1016
Page 27
INDOOR AIRFLOW PERFORMANCE—230 VOLTS
 WARNING: 1. Do  not operate unit in area of airflow table shown in bold (CFM greater than 1700 for 4 ton models) due to possibility of water blow-off. 
2. On 4 ton models, switch to medium speed for cooling if external static pressure is less than 0.4" W.C. at 230 volts or less than 0.3" W.C. at 208 volts.
27
AIRFLOW PERFORMANCE—RSNA- SERIES
Nominal
Cooling
Capacity
Tons [kW]
2.0 [7.03]
2.5 [8.79]  Low
3.0 [10.55]  High  High
Motor Speed
from
Factory
Cool
Heat
High  40,000 [11.72]
Low
High High
Heating
Input
BTU/HR [kW]
60,000 [17.58]
80,000 [23.45]
40,000 [11.72] 
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
Blower Size/
Motor HP [W] &
# of Speeds
9 x 7
1/4 HP
2 Speed Motor
10 x 9
1/2 HP
3 Speed Motor
10 x 9
1/3 HP
1 Speed Motor
Motor
Speed
0.1 [.02]  0.2 [.05]  0.3 [.07]  0.4 [.10] 0.5 [.12] 0.6 [.15]  0.7 [.17]
CFM  771 [364]  751 [354]  725 [342]  691 [326] 645 [304] 584 [276] 546 [258]
Low
RPM  825  870  910  950  985  1010  1030
Watts  253  242  230  217  204  189  181
CFM  946 [446]  922 [435]  882 [416]  830 [392] 769 [363] 701 [331] 630 [298]
RPM  990  1015  1035  1055  1070  1085  1100
High
Watts
CFM 1206 [569]  1182 [558]  1157 [546] 1128 [532] 1091 [515] 1044 [493] 983 [464]
Low
RPM  760  815  870  910  950  975  1000
Watts  419  406  394  381  368  353  334
CFM 1391 [656]  1357 [640]  1312 [619] 1258 [594] 1201 [567] 1145 [540] 1093 [516]
RPM  835  875  915  940  965  985  1000
Watts  428  419  406  392  378  365  355
315  303  288  273  257  241  226
INDOOR AIRFLOW PERFORMANCE—208 VOLTS
CFM  675 [319]  657 [310]  634 [299]  602 [284] 560 [264] 505 [238] 435 [205]
Low  40,000 [11.72]
2.0 [7.03]
High High
2.5 [8.79]  Low
3.0 [10.55]
60,000 [17.58]
80,000 [23.45]
40,000 [11.72] 
60,000 [17.58] 
80,000 [23.45]
100,000 [29.31]
High  High
9 x 7
1/4 HP
2 Speed Motor
10 x 9
1/2 HP
3 Speed Motor
10 x 9
1/3 HP
1 Speed Motor
Low
RPM  695  785  870  905  940  980  1020
Watts  221  214  203  191  171  193  149
CFM  898 [424]  861 [406]  822 [388]  777 [367] 721 [340] 651 [307] 562 [265]
RPM  940  965  995  1020  1045  1070  1090
High
Watts
CFM 1076 [508]  1059 [500]  1032 [490]  996 [470] 950 [448] 896 [423] 832 [393]
Low
RPM  730  775  820  865  905  940  975
Watts  356
CFM 1222 [577]  1201 [567]  1117 [554] 1137 [537] 1090 [514] 1030 [486] 954 [450]
RPM  785  805  830  870  905  950  990
Watts  355  352  346  340  331  320  306
292  278  266  253  239  221  199
CFM [L/s] Air Delivery/RPM/Watts—230 Volts
349  341  331
Side Discharge—Wet Coil
External Static Pressure—Inches W.C. [kPa]
320
305  287
Page 28
28
ELECTRICAL DATA—RSKA- SERIES
1. Horsepower Per Compressor.
2. Amp Draw Per Motor. Multiply Value By Number of Motors to Determine Total Amps.
Model No.
RSKA-
Unit Operating 
Voltage Range
Minimum Circuit
Ampacity
Unit Information  Evaporator Fan
Minimum Overcurrent
Protection Device Size
Maximum Overcurrent 
Protection Device Size
No.  Volts  Phase  HP
Amps 
(FLA)
A018JK  187-253  14/14  20/20  20/20  1  208/230  1  1/4  1.3  2.3 
A024JK  187-253  17/17  25/25  25/25  1  208/230  1  1/4  1.3  2.3 
A030JK  187-253  23/23  30/30  35/35  1  208/230  1  1/2  2.4  4.8 
A036CK  187-253  20/20  25/25  30/30  1  208/230  1  1/2  2.4  4.8 
A036JK  187-253  27/27  35/35  40/40  1  208/230  1  1/2  2.4  4.8 
A042CK  187-253  20/20  25/25  30/30  1  208/230  1  1/2  2.4  4.8 
A042JK  187-253  27/27  35/35  40/40  1  208/230  1  1/2  2.4  4.8 
A048CK  187-253  25/25  30/30  35/35  1  208/230  1  3/4  4.4  9.6 
A048JK  187-253  37/37  45/45  60/60  1  208/230  1  3/4  4.4  9.6 
A060CK  187-253  30/30  35/35  45/45  1  208/230  1  3/4  4.4  9.6 
A060JK  187-253  42/42  50/50  60/60  1  208/230  1  3/4  4.4  9.6
Model No.
RSKA-
No.  Volts  Phase  HP
Compressor Motor  Condenser Motor
1
2
RPM
Amps
(RLA)
Amps
(LRA)
1
No.  Volts  Phase  HP
2
Amps
(FLA)
1
A018JK  1  208/230  1  1 1/2  3450  9.6/9.6  50/50  1  208/230  1  1/15  0.5  0.6 
A024JK  1  208/230  1  2 1/6  3450  13.5/13.5  76/76  1  208/230  1  1/15  0.5  0.6 
A030JK  1  208/230  1  2 2/3  3450  15/15  82/82  1  208/230  1  1/5  1.3  2.3 
A036CK  1  208/230  3  3 1/3  3450  12.5/12.5  88/88  1  208/230  1  1/5  1.3  2.3 
A036JK  1  208/230  1  3 1/3  3450  18/18  104/104  1  208/230  1  1/5  1.3  2.3 
A042CK  1  208/230  3  3 1/2  3450  12.5/12.5  88/88  1  208/230  1  1/5  1.3  2.3 
A042JK  1  208/230  1  3 1/2  3450  18.3/18.3  109/109  1  208/230  1  1/5  1.3  2.3 
A048CK  1  208/230  3  4  3450  14.7/14.7  115/115  1  208/230  1  1/3  1.7  4.7 
A048JK  1  208/230  1  4  3450  24.2/24.2  132/132  1  208/230  1  1/3  1.7  4.7 
A060CK  1  208/230  3  5  3450  18.6/18.6  128/128  1  208/230  1  1/3  1.7  4.7 
A060JK  1  208/230  1  5  3450  28.1/28.1  144/144  1  208/230  1  1/3  1.7  4.7
Amps 
(LRA)
Amps
(LRA)
1
Page 29
29
AIRFLOW PERFORMANCE—RSMA- SERIES
1. Horsepower Per Compressor.
2. Amp Draw Per Motor. Multiply Value By Number of Motors to Determine Total Amps.
Model No.
RSMA-
Unit Operating 
Voltage Range
Minimum Circuit
Ampacity
Unit Information  Evaporator Fan
Minimum Overcurrent
Protection Device Size
Maximum Overcurrent 
Protection Device Size
No.  Volts  Phase  HP
Amps 
(FLA)
A018JK  187-253  14/14  20/20  20/20  1  208/230  1  1/4  1.3  2.3 
A024JK  187-253  17/17  25/25  25/25  1  208/230  1  1/4  1.3  2.3 
A030JK  187-253  21/21  25/25  30/30  1  208/230  1  1/2  2.4  4.8 
A036CK  187-253  17/17  20/20  25/25  1  208/230  1  1/2  2.4  4.8 
A036JK  187-253  25/25  30/30  40/40  1  208/230  1  1/2  2.4  4.8 
A042CK  187-253  20/20  25/25  30/30  1  208/230  1  1/2  2.4  4.8 
A042JK  187-253  27/27  35/35  40/40  1  208/230  1  1/2  2.4  4.8 
A048CK  187-253  23/23  30/30  35/35  1  208/230  1  3/4  4.4  9.6 
A048JK  187-253  36/36  45/45  50/50  1  208/230  1  3/4  4.4  9.6
Model No.
RSMA-
No.  Volts  Phase  HP
Compressor Motor  Condenser Motor
1
2
RPM
Amps
(RLA)
Amps
(LRA)
1
No.  Volts  Phase  HP
2
Amps
(FLA)
1
A018JK  1  208/230  1  1 1/2  3450  9.6/9.6  50/50  1  208/230  1  1/15  0.5  0.6 
A024JK  1  208/230  1  2  3450  12.2/12.2  63/63  1  208/230  1  1/15  0.5  0.6 
A030JK  1  208/230  1  2 1/3  3450  13.5/13.5  72.5/72.5  1  208/230  1  1/5  1.3  2.3 
A036CK  1  208/230  3  3  3450  10.3/10.3  77/77  1  208/230  1  1/5  1.3  2.3 
A036JK  1  208/230  1  3  3450  16.5/16.5  95/95  1  208/230  1  1/5  1.3  2.3 
A042CK  1  208/230  3  3 1/3  3450  12.5/12.5  88/88  1  208/230  1  1/5  1.3  2.3 
A042JK  1  208/230  1  3 1/3  3450  18/18  104/104  1  208/230  1  1/5  1.3  2.3 
A048CK  1  208/230  3  4  3450  14.7/14.7  120/120  1  208/230  1  1/3  1.7  4.7 
A048JK  1  208/230  1  4  3450  23.9/23.9  137/137  1  208/230  1  1/3  1.7  4.7
Amps 
(LRA)
Amps
(LRA)
1
Page 30
30
ELECTRICAL DATA—RSNA- SERIES
1. Horsepower Per Compressor.
2. Amp Draw Per Motor. Multiply Value By Number of Motors to Determine Total Amps.
Model No.
RSNA-
Unit Operating 
Voltage Range
Minimum Circuit
Ampacity
Unit Information  Evaporator Fan
Minimum Overcurrent
Protection Device Size
Maximum Overcurrent
Protection Device Size
No.  Volts  Phase  HP
Amps 
(FLA)
A024JK  187-253  17/17  25/25  25/25  1  208/230  1  1/4  1.3  2.3 
A030JK  187-253  21/21  25/25  30/30  1  208/230  1  1/2  2.4  4.8 
A036CK  187-253  16/16  25/25  25/25  1  208/230  1  1/3  1.7  4.7 
A036JK  187-253  23/23  30/30  35/35  1  208/230  1  1/3  1.7  4.7
Model No.
RSNA-
No.  Volts  Phase  HP
Compressor Motor  Condenser Motor
1
2
RPM
Amps
(RLA)
Amps
(LRA)
1
No.  Volts  Phase  HP
2
Amps
(FLA)
1
A024JK  1  208/230  1  1 5/6  3450  10.9/10.9  54/54  1  208/230  1  1/5  1.3  2.23 
A030JK  1  208/230  1  2 1/3  3450  13.5/13.5  72.5/72.5  1  208/230  1  1/5  1.3  2.23 
A036CK  1  208/230  3  2 5/6  3450  10.3/10.3  77/77  1  208/230  1  1/5  1.3  2.23 
A036JK  1  208/230  1  2 5/6  3450  16/16  88/88  1  208/230  1  1/5  1.3  2.23
Amps
(LRA)
Amps
(LRA)
1
Page 31
31
ELECTRIC HEATER KITS —RSKA/RSMA/RSNA- SERIES
Copper Wire Size—AWG (1% Voltage Drop) 
Notes: 1. Wire size based on 60°C. type copper conductors below 100 ampacity.  2. Wire size based on 75°C. type copper conductors for 100 ampacity and above.
[ ] Designates Metric Conversions
Nominal
SUPPLY WIRE
LENGTH-FEET
300  4  3  2  2  1  1/0  1/0  2/0  2/0  3/0  3/0  3/0  4/0  4/0  4/0  4/0  250  250  250  250  300  300  300 
250  4  4  3  3  2  1  1  1/0  1/0  2/0  2/0  2/0  3/0  3/0  3/0  4/0  4/0  4/0  4/0  4/0  250  250  250 
200  6  4  4  4  3  2  2  1  1  1/0  1/0  1/0  2/0  2/0  2/0  3/0  3/0  3/0  3/0  3/0  4/0  4/0  4/0 
150  8  6  6  4  4  4  3  3  2  2  1  1  1/0  1/0  1/0  1/0  2/0  2/0  2/0  2/0  2/0  3/0  3/0
CIRCUIT AMPACITY
100  10  8  8  6  6  6  4  4  4  3  3  2  2  2  1  1  1  1  1  1/0  1/0  1/0  1/0
50  14  12  10  10  8  8  6  6  6  4  4  4  3  3  3  2  2  2  2  2  1  1  1
15  20  25  30  35  40  45  50  55  60  65  70  75  80  85  90  95  100  105  110  115  120  125
Size
Tons [kW]
1.5 [5.28] 
1-Phase
2.0 [7.03] 
1-Phase
2.5 [8.79] 
1-Phase
3.0 [10.55] 
1-Phase
3.0 [10.55] 
3-Phase
3.5 [12.31] 
1-Phase
3.5 [12.31] 
3-Phase
4.0 [14.07] 
1-Phase
4.0 [14.07] 
3-Phase
5.0 [17.60] 
1-Phase
5.0 [17.60] 
3-Phase
Unit Kit
Nominal kW
No Heat
03 
05 
06 
08
No Heat
03 
05 
06 
08 
10
No Heat
03 
05 
06 
08 
10
No Heat
06 
08 
10 
15
No Heat
10 
12 
15
No Heat
06 
08 
10 
15
No Heat
10 
12 
15
No Heat
06 
08 
10 
15
No Heat
10 
12 
15
No Heat
06 
08 
10 
15
No Heat
10 
12 
15
No. of
Elements
—
1 
1 
2 
2
—
1 
1 
2 
2 
2
—
1 
1 
2 
2 
2
—
2 
2 
2 
3
—
3 
3 
3
—
2 
2 
2 
3
—
3 
3 
3
—
2 
2 
2 
3
—
3 
3 
3
—
2 
2 
2 
3
—
3 
3 
3
208-240 Volt, Single Phase, 60 HZ
No. of
Sequence
Steps
—
1 
1 
1 
1
—
1 
1 
1 
1 
1
—
1 
1 
1 
1 
1
—
1 
1 
1 
1
—
1 
1 
1
—
1 
1 
1 
1
—
1 
1 
1
—
1 
1 
1 
1
—
1 
1 
1
—
1 
1 
1 
1
—
1 
1 
1
Rated
Heater kW
@ 208-240 V
—
2.1/2.8
3.6/4.8
4.2/5.6
5.7/7.6 
—
2.1/2.8
3.6/4.8
4.2/5.6
5.7/7.6
7.2/9.6 
—
2.1/2.8
3.6/4.8
4.2/5.6
5.7/7.6
7.2/9.6 
—
4.2/5.6
5.7/7.6
7.2/9.6
10.8/14.4 
—
7.2/9.6
8.4/11.2
10.8/14.4 
—
4.2/5.6
5.7/7.6
7.2/9.6
10.8/14.4 
—
7.2/9.6
8.4/11.2
10.8/14.4 
—
4.2/5.6
5.7/7.6
7.2/9.6
10.8/14.4 
—
7.2/9.6
8.6/11.4
10.8/14.4 
—
4.2/5.6
5.7/7.6
7.2/9.6
10.8/14.4 
—
7.2/9.6
8.6/11.4
10.8/14.4
Heater
KBTU/Hr
@ 208-240 V
—
7.17/9.55
12.28/16.38
14.33/19.11
19.45/25.93 
—
7.17/9.55
12.28/16.38
14.33/19.11
19.45/25.93
24.57/32.76 
—
7.17/9.55
12.28/16.38
14.33/19.11
19.45/25.93
24.57/32.76 
—
14.33/19.11
19.45/25.93
24.57/32.76
36.85/49.13 
—
24.57/32.76
28.66/38.21
36.85/49.13 
—
14.33/19.11
19.45/25.93
24.57/32.76
36.85/49.13 
—
24.57/32.76
28.66/38.21
36.85/49.13 
—
14.33/19.11
19.45/25.93
24.57/32.76
36.85/49.13 
—
24.57/32.76
29.34/38.90
36.85/49.13 
—
14.33/19.11
19.45/25.93
24.57/32.76
36.85/49.13 
—
24.57/32.76
29.34/38.90
36.85/49.13
Heater
Amps.
@ 208-240 V
—
10.1/11.7
17.3/20.0
20.2/23.3
27.4/31.6 
—
10.1/11.7
17.3/20.0
20.2/23.3
27.4/31.6
34.6/40.0 
—
10.1/11.7
17.3/20.0
20.2/23.3
27.4/31.6
34.6/40.0 
—
20.2/23.3
27.4/31.6
34.6/40.0
51.9/60.0 
—
20.0/23.1
23.4/27.0
30.1/34.7 
—
20.2/23.3
27.4/31.6
34.6/40.0
51.9/60.0 
—
20.0/23.1
23.4/27.0
30.1/34.7 
—
20.2/23.3
27.4/31.6
34.6/40.0
51.9/60.0 
—
20.0/23.1
23.8/27.4
30.1/34.7 
—
20.2/23.3
27.4/31.6
34.6/40.0
51.9/60.0 
—
20.0/23.1
23.8/27.4
30.1/34.7
Unit Min. Ckt.
Ampacity
@ 208-240 V
14/14 
15/17 
24/27 
27/31 
36/42
19/19 
19/19 
24/27 
27/31 
36/42 
45/52
23/23 
23/23 
25/28 
28/32 
37/43 
46/56
27/27 
28/32 
37/43 
46/56 
68/78
20/20 
28/32 
33/37 
41/47
27/27 
28/32 
37/43 
46/56 
68/78
20/20 
28/32 
33/37 
41/47
37/37 
37/37 
40/45 
49/56 
71/81
25/25 
31/35 
36/40 
44/49
42/42 
42/42 
42/45 
49/56 
71/81
31/35 
36/40 
44/49 
44/49
Overcurrent
Protective Device Size
Min./Max.
@ 208 V
20/20 
20/20 
20/25 
25/30 
30/40
25/30 
25/30 
25/30 
25/30 
30/40 
40/50
30/35 
30/35 
30/35 
30/35 
35/40 
40/50
35/40 
35/40 
35/40 
40/50 
60/70
25/30 
30/30 
35/35 
45/45
35/40 
35/40 
35/40 
40/50 
60/70
25/30 
30/30 
35/35 
45/45
45/60 
45/60 
45/60 
50/60 
80/80
30/35 
35/35 
40/40 
45/45
50/60 
50/60 
50/60 
50/60 
80/80
45/45 
45/45 
45/45 
45/45
Min./Max.
@ 240 V
20/20 
20/20 
25/30 
30/35 
35/45
25/30 
25/30 
25/30 
30/35 
35/45 
45/60
30/35 
30/35 
30/35 
30/35 
40/45 
45/60
35/40 
35/40 
40/45 
45/60 
70/80
25/30 
35/35 
40/40 
50/50
35/40 
35/40 
40/45 
45/60 
70/80
25/30 
35/35 
40/40 
50/50
45/60 
45/60 
45/60 
60/60 
90/90
30/35 
35/35 
40/40 
50/50
50/60 
50/60 
50/60 
60/60 
90/90
45/45 
45/45 
50/50 
50/50
Page 32
32
UNIT DIMENSIONS—RSKA/RSMA/RSNA- SERIES
UNIT DIMENSIONS 
SELF-CONTAINED 
AIR CONDITIONERS
[ ] Designates Metric Conversions
RSKA/RSMA/RSNA
1.5-4 [5-14 kW] TON MODELS
RSKA 
5 TON MODEL [17.6 kW]
Page 33
Page 34
COMMON SUPPLY/RETURN 
CONCENTRIC AIR DIFFUSER
SUPPLY AIR/PERFORMANCE
NOTE: The location of the combination supply and return diffuser should 
not exceed 10 feet [3.05 m] above the floor level for units @ 1000 CFM 
[472 L/s] or less and 12 [3.66 m] to 14 feet [4.27 m] above the floor level 
for units with CFM greater than 1000 [472 L/s]. If the diffuser is installed 
with a greater distance than recommended above, the supply air may 
become stratified above the required comfort area causing uncomfortable conditions.
Designed to convert a side by side or an over and under arrangement into a concentric distribution of air. The diffuser is flush 
mounted, completely insulated, assembled, and internally baffled 
to provide four way supply air distribution with a center return. To 
make the assembly complete and ready to fit into a 2' [0.61 m] x 4' 
[1.22 m] suspended ceiling grid, the diffuser includes adjustable 
supply louvers, hanging rings, anti-sweat gasket, and round 
flanges for use with flexible ducts.
SUPPLY/RETURN DIFFUSER
AIRFLOW/PRESSURE DROP 
INFORMATION (INCHES W.C. [kPa])
NOTE: The location of the combination supply and return diffuser should 
not exceed 10 feet [3.05 m] above the floor level for units @ 1000 CFM 
[472 L/s] or less and 12 [3.66 m] to 14 feet [4.27 m] above the floor level 
for units with CFM greater than 1000 [472 L/s]. If the diffuser is installed 
with a greater distance than recommended above, the supply air may 
become stratified above the required comfort area causing uncomfortable conditions.
*If a particular unit is to be converted to operate on LP (propane) for elevations above 2000 ft. [609.6 m] in Canada, the existing Natural Gas to LP Conversion Kits for the
subject models already contain the necessary orifices and instructions to de-rate the input for 2000-4500 ft. [609.6-1371.6 m] Canadian applications.
[ ] Designates Metric Conversions
34
ACCESSORIES
Accessory
Description
Roofcurbs  RSKA, RSMA, RSNA
Supply & Return Diffusers
Economizers (Downflow ONLY)
Fresh Air Damper
Rectangular to Round Transition (Downflow)
Filter Kit 
Low Ambient Control  RSKA, RSMA, RSNA  RXRZ-A18 
High Pressure Control  RSKA, RSMA, RSNA  RXAB-A02 
Low Pressure Control 
Sideflow Rectangular to Round Transition
LP Conversion Kits
Canadian High Altitude Kit (for Natural Gas only*)
Model
Application
RXSG-AAA08 (8" [203 mm] Height) 
RXSG-AAA14 (14" [356 mm] Height) 
RXSG-AAA24 (24" [610 mm] Height)
RSKA, RSMA, RSNA  RXRN-BD15
RSKA, RSMA, RSNA
RSKA, RSMA, RSNA
RSKA, RSMA, RSNA
RSKA, RSMA, RSNA  RXRY-B01
RSKA, RSMA, RSNA  RXAC-A02 
RSKA, RSMA, RSNA  RXMC-BA01
RSKA, RSMA, RSNA
RSKA, RSMA, RSNA  RXRX-AH01
RXRD-CAM10 (Fully Modulating)
RXRF-FAB1 (Motorized-35%)
RXMC-CA02 (16" [406 mm] Ducts) 
RXMC-CA03 (18" [457 mm] Ducts)
RXGJ-EP84W (White-Rodgers Gas Valve)
RXGJ-EP85H (Honeywell Gas Valve)
Accessory
Model No.
RXRE-CAA30 (3 Position)
RXRF-FAA1 (Fixed-35%)
Model No.
RXRN-
Diameter
Inches [mm]
16 [406]  90 [40.82]
Shipping Wt.
Lbs. [kg]
Dimension A 
Inches [mm]
201/2  [521]
Accessory
Approximate CFM [L/s]-Supply Air
1575 [743] 1800 [850]
.12 [.030]  .17 [.042]
2200 [1038]
.17 [.042] 
.24 [.060]
Diffuser Airflow CFM [L/s]  Range of Throw Ft. [m]
14 [4.27]-16 [4.88]
Page 35
DUCT ADAPTERS 
RECTANGULAR TO ROUND 
TRANSITIONS (DOWNFLOW)
RXMC-CA03
RXMC-CA02
[ ] Designates Metric Conversions
35
ACCESSORIES
Page 36
[ ] Designates Metric Conversions
RXRE-CAA30 (3 Position)
Provided with enthalpy control, and 
mixed air sensor. Settings include 
fully open, fully closed and adjustable 
mid point.
RXRD-CAM10 (Fully Modulating)
Provided with enthalpy control, mixed 
air sensor and minimum position potentiometer for proportioning (modulating) 
the amount of fresh air.
RXRF-FAA1 (Fixed - 0-35%)
The 0-35% manual outside Air Damper is designed to replace the 
unit return air duct cover. No drilling or damper assembly is 
required. The amount of outside air (0-35%) is controlled by simply adjusting the side damper.
RXRF-FAB1 (Motorized - 0-35%)
The 0-35% motorized outside Air Damper is designed to replace 
the unit return air duct cover. No drilling or damper assembly is 
required. The control motor opens the adjustable slide damper 
when the unit blower motor is energized.
FRESH AIR DAMPER FOR USE ON 
RSKA-/RSMA-/RSNA- SERIES
[ ] Designates Metric Conversions
ECONOMIZERS
RXRE-CAA30 (3 Position) and 
RXRD-CAM10 (Fully Modulating) for 
RSKA-/RSMA-/RSNA- Series
ECONOMIZERS
RXRE-CAA30 (3 Position) and 
RXRD-CAM10 (Fully Modulating) for 
RSKA-/RSMA-/RSNA- Series
36
ACCESSORIES
Page 37
FILTER KIT INSTALLATION 
RXRY-B01
For use in either 
vertical or horizontal 
discharge.
[ ] Designates Metric Conversions
37
ACCESSORIES
CFM [L/s]
Model No.
RSKA-/RSMA-/RSNA-  680 [321] 
RSKA-/RSMA-/RSNA-  850 [401] 
RSKA-/RSMA-/RSNA-  1020 [481] 
RSKA-/RSMA-/RSNA-  1190 [562] 
RSKA-/RSMA-/RSNA-  1275 [602]  1500 [708] 
RSKA-  1700 [802]  2000 [944]  2200 [1039]
Minimum
Airflow
510 [241]  600 [283]  660 [311]
Nominal
Airflow
800 [378] 
1000 [472] 
1200 [566] 
1400 [661]
Maximum
Airflow
880 [415] 
1100 [519] 
1320 [623] 
1540 [727] 
1650 [779]
Airflow Pressure Drop, Inches W.C. [kPa]
1" Filter  2" Filter
500 [236]  .02 [.0050]  .03 [.0075] 
600 [283]  .02 [.0050]  .03 [.0075] 
700 [330]  .03 [.0075]  .04 [.0010] 
800 [378]  .04 [.0010]  .05 [.0124]
900 [425]  .05 [.0124]  .06 [.0149] 
1000 [472]  .07 [.0174]  .08 [.0199] 
1100 [519]  .08 [.0199]  .09 [.0224] 
1200 [566]  .10 [.0249]  .12 [.0299] 
1300 [614]  .13 [.0324]  .15 [.0373] 
1400 [661]  .16 [.0398]  .19 [.0473] 
1500 [708]  .19 [.0473]  .21 [.0523] 
1600 [755]  .20 [.0498]  .23 [.0572] 
1700 [802]  .21 [.0523]  .24 [.0598] 
1800 [850]  .22 [.0548]  .25 [.0623] 
1900 [897]  .24 [.0598]  .27 [.0672] 
2000 [944]  .26 [.0647]  .29 [.0722]
Page 38
DUCT ADAPTER SIDEFLOW 
SQUARE TO ROUND TRANSITION 
RXMC-BA01
Adapts the side rectangular supply and return openings to 14" 
[356 mm] diameter round openings. Adapters provided with same 
finish as unit and also provided with thermal insulation.
38
ACCESSORIES
Page 39
RXSG-AAA14 
(14" [356 mm] High)
RXSG-AAA08 
(8" [203 mm] High)
ROOFCURB (Full Perimeter)
RXSG-AAA08, RXSG-AAA14 
and RXSG-AAA24 for 
RSKA-/RSMA& RSNA- Series
Hinged corners make for 
fast, easy set-up.
NOT for use with 
RQKA/RQLA/RQMA 
Package Heat Pumps.
[ ] Designates Metric Conversions
39
ACCESSORIES
Page 40
ROOFCURB (Full Perimeter) (Cont.)
[ ] Designates Metric Conversions
RXSG-AAA24 
(24" [610 mm] High)
40
ACCESSORIES
Page 41
[ ] Designates Metric Conversions
SELF CONTAINED AIR CONDITIONERS & 
GAS/ELECTRIC PACKAGE UNITS 
ROOFCURB INSTALLATION (Full Perimeter)
OLD MODEL  OLD CURB MODEL  NEW MODEL TO OLD MODEL
ROOFCURB ADAPTER 
NEW MODEL PACKAGE
ONLY 1 CABINET SIZE—
ALL MODELS
RSKARSMARSNA-
SMALL CABINET
20 SERIES
RXPX-BACCA20 
RXRX-BACDB20 
RXPX-BACCA21 
RXRX-BACDB21 
RXPX-BACCA22 
RXRX-BACDB22 
RXPX-BACCA23 
RXRX-BACDB23
(1
1
/2 -2 TON) [5.28-7.03 kW]
RSNC-, RSND-, RSNERRGE-, RRGF-, RRGG-, RSNY
RXPA-CA21 (1) 
RXRA-DB21 (2)
MEDIUM CABINET
21 SERIES
(2
1
/2 -3 TON) [8.79-10.55 kW]
RSNC-, RSND-, RSNERRGE-, RRGF-, RRGG-, RSNY
RXPA-CA22 (1) 
RXRA-DB22 (2)
LARGE CABINET
22 SERIES
(3-3
1
/2  TON) [10.55-12.31 kW]
RRGE-, RRGF-, RRGG-, RSNY
EXTRA LARGE CABINET
23 SERIES
RXPA-CA23 (1) 
RXRA-DB23 (2)
(3
1
/2 -5 TON) [12.31-17.58 kW]
RSNC-, RSND-, RSNERRGE-, RRGF-, RRGG-, RSNY 
(4-5 TON) [14.07-17.58 kW]
RXPA-CA20 (1) 
RXRA-DB20 (2)
(1) SLOPE TYPE 
(2) FULL PERIMETER TYPE
ROOFCURB ADAPTERS
Fabricated from galvanized steel to adapt the New cabinet to the old style curb. All are furnished with a New gasket.
41
ACCESSORIES
Page 42
LIFT KIT—MODEL NO. RXML-A01
The lift kit is intended for temporary installation while the unit is 
being lifted into position. Kit includes 4 lift brackets.
42
ACCESSORIES
Page 43
43
ACCESSORIES
WARNING
ONLY ELECTRIC HEATER KITS SUPPLIED BY THIS MANUFACTURER AS DESCRIBED IN THIS PUBLICATION HAVE BEEN DESIGNED, 
TESTED, AND EVALUATED BY A NATIONALLY RECOGNIZED SAFETY TESTING AGENCY FOR USE WITH THIS UNIT. USE OF ANY OTHER 
MANUFACTURED ELECTRIC HEATERS INSTALLED WITHIN THIS UNIT MAY CAUSE HAZARDOUS CONDITIONS RESULTING IN PROPERTY DAMAGE, FIRE, BODILY INJURY OR DEATH.
Unit Model Application  Electric Heater Kit Models  Country
RSKA/RSMA-A018JK
RXQJ-A03J (208-240 volt, 1-ph, 3kW)  USA & Canada 
RXQJ-A05J (208-240 volt, 1-ph, 5kW)  USA & Canada 
RXQJ-A06J (208-240 volt, 1-ph, 6kW)  USA & Canada 
RXQJ-A08J (208-240 volt, 1-ph, 8kW)  USA & Canada
RXQJ-A10J (208-240 volt, 1-ph, 10kW)  USA Only
RSKA/RSMA/RSNA-A024JK
RXQJ-A03J (208-240 volt, 1-ph, 3kW)  USA & Canada 
RXQJ-A05J (208-240 volt, 1-ph, 5kW)  USA & Canada 
RXQJ-A06J (208-240 volt, 1-ph, 6kW)  USA & Canada 
RXQJ-A08J (208-240 volt, 1-ph, 8kW)  USA & Canada
RXQJ-A11J (208-240 volt, 1-ph, 10kW-Canadian)  USA & Canada
RSKA/RSMA/RSNA-A030JK
RXQJ-A03J (208-240 volt, 1-ph, 3kW)  USA & Canada 
RXQJ-A05J (208-240 volt, 1-ph, 5kW)  USA & Canada 
RXQJ-A06J (208-240 volt, 1-ph, 6kW)  USA & Canada 
RXQJ-A08J (208-240 volt, 1-ph, 8kW)  USA & Canada
RXQJ-A11J (208-240 volt, 1-ph, 10kW-Canadian)  USA & Canada
RSKA/RSMA/RSNA-A036JK
RXQJ-A06J (208-240 volt, 1-ph, 6kW)  USA & Canada 
RXQJ-A08J (208-240 volt, 1-ph, 8kW)  USA & Canada
RXQJ-A11J (208-240 volt, 1-ph, 10kW-Canadian)  USA & Canada 
RXQJ-A15J (208-240 volt, 1-ph, 15kW)  USA Only
RXQJ-A10J (208-240 volt, 1-ph, 10kW)  USA Only
RXQJ-A10J (208-240 volt, 1-ph, 10kW)  USA Only
RXQJ-A16J (208-240 volt, 1-ph, 15kW-Canadian)  USA & Canada 
RXQJ-A06J (208-240 volt, 1-ph, 6kW)  USA & Canada 
RXQJ-A08J (208-240 volt, 1-ph, 8kW)  USA & Canada 
RXQJ-A10J (208-240 volt, 1-ph, 10kW)  USA Only
RSKA/RSMA-A042JK
RXQJ-A11J (208-240 volt, 1-ph, 10kW-Canadian)  USA & Canada
RSKA/RSMA-A048JK
RSKA-A060JK
RXQJ-A15J (208-240 volt, 1-ph, 15kW)  USA Only 
RXQJ-A16J (208-240 volt, 1-ph, 15kW-Canadian)  USA & Canada 
RXQJ-A06J (208-240 volt, 1-ph, 6kW)  USA & Canada
RSKA/RSMA/RSNA-A036CK
RXQJ-B16J (208-240 volt, 1-ph, 15kW-Canadian)  USA & Canada
RXQJ-A08J (208-240 volt, 1-ph, 8kW)  USA & Canada 
RXQJ-B10J (208-240 volt, 1-ph, 10kW)  USA Only 
RXQJ-B11J (208-240 volt, 1-ph, 10kW-Canadian)  USA & Canada 
RXQJ-B15J (208-240 volt, 1-ph, 15kW)  USA Only
RXQJ-A10C (208-240 volt, 3-ph, 10kW)  USA & Canada 
RXQJ-A12C (208-240 volt, 3-ph, 12kW)  USA Only 
RXQJ-A15C (208-240 volt, 3-ph, 15kW)  USA Only 
RXQJ-A16C (208-240 volt, 3-ph, 15kW-Canadian)  USA & Canada 
RXQJ-A10C (208-240 volt, 3-ph, 10kW)  USA & Canada
RSKA/RSMA-A048CK 
RSKA-A060CK
RXQJ-A15C (208-240 volt, 3-ph, 15kW)  USA Only 
RXQJ-A16C (208-240 volt, 3-ph, 15kW-Canadian)  USA & Canada 
RXQJ-A10C (208-240 volt, 3-ph, 10kW)  USA & Canada
RXQJ-A15C (208-240 volt, 3-ph, 15kW)  USA Only 
RXQJ-A16C (208-240 volt, 3-ph, 15kW-Canadian)  USA & Canada
RXQJ-A12C (208-240 volt, 3-ph, 12kW)  USA Only
RXQJ-A12C (208-240 volt, 3-ph, 12kW)  USA Only
RSKA/RSMA-A042CK
ELECTRIC HEATER KITS—RSKA/RSMA/RSNA-
[ ] Designates Metric Conversions
Page 44
44
WIRING SCHEMATICS—RSKA/RSMA/RSNA- SERIES
Page 45
45
WIRING SCHEMATICS—RSKA/RSMA/RSNA- SERIES
Page 46
Page 47
Page 48
BEFORE PURCHASING THIS APPLIANCE, READ IMPORTANT ENERGY COST AND EFFICIENCY INFORMATION AVAILABLE FROM 
YOUR RETAILER.
GENERAL TERMS OF LIMITED WARRANTY
Ruud will furnish a replacement for any part of this product 
which fails in normal use and service within the applicable 
periods stated, in accordance with the terms of the limited 
warranty.
For Complete Details of the Limited Warranty, Including Applicable Terms 
and Conditions, See Your Local Installer or Contact the 
Manufacturer for a Copy.
*Condenser Coil and Evaporator Coil leaks 
caused by factory defects ...........................Five (5) Years
*Compressor (1 Phase, 12-SEER models) .......Ten (10) Years 
*Compressor (3 Phase models) .......................Five (5) Years 
*Any Other Part ...............................................One (1) Year
*All other parts and components carry a limited warranty of five years,
provided they are single-phase products installed in a residential 
application.
Before proceeding with installation, refer 
to installation instructions packaged 
with each model, as well as complying 
with all Federal, State, Provincial, and 
Local codes, regulations, and practices.
RUUD 
AIR CONDITIONING 
DIVISION
5600 Old Greenwood Road, Fort Smith, Arkansas 72908
“In keeping with its policy of continuous progress and product improvement, Ruud reserves the right to make changes without notice.”
PRINTED IN U.S.A.  6-03 DC  FORM NO. S22-929
Supersedes Form No. S22-919 Rev. 5 and S22-918 Rev. 4