Rheem RHSL Specification
Rheem Standard Efficiency Air Handler
FORM NO. H11-550
RHSL- Series
PSC Motor
Efficiencies up to 15 SEER
• Versatile 4-way convertible design for upflow, downflow,
horizontal left and horizontal right applications.
• Factory-installed high efficiency indoor coil.
• Sturdy cabinet construction with 1.0 inch [25.4 mm] of
foil faced insulation for excellent sound and insulating
characteristics.
• Field-installed auxiliary electric heater kits provide exact heat
for indoor comfort. Kits include circuit breakers which meet
U.L. and cUL requirements for service disconnect.
•1
1
/2 ton [5.3 kW] through 5 ton [17.6 kW] models are between
42
1
/2 to 551/2 inches [1080 to 1410 mm] tall and 22 inches
[559 mm] deep.
• All models meet or exceed 330 to 400 CFM [156 to 189 L/s] per
ton at .3 inches [.7 kPa] of external static pressure.
• Enhanced airflow up to .7" external static pressure.
Air
Air Handlers
RHSL Series
Air
Table of Contents
RHSL Series
2
TABLE OF CONTENTS
Engineering Features ......................................................................................3
Model Number Identification ............................................................................4
Dimensional Data............................................................................................5
Airflow Directional Data ..................................................................................6
Airflow Performance Data ..........................................................................7-11
Electrical Data ........................................................................................12-15
Electrical Wiring ............................................................................................16
Accessories ............................................................................................................16
Limited Warranty ..........................................................................................17
Air
Engineering Features
RHSL Series
3
Engineering Features
• The most compact unit design available, all standard heat air
handler models only 42
1
/2 to 551/2 inches [1079 to 1409 mm] high.
• Attractive pre-painted cabinet exterior.
• Rugged wall steel cabinet construction, designed for added
strength and versatility.
• 1.0" foil faced insulation mechanically retained in blower
compartment for excellent thermal and sound performance.
• Four leg blower motor mount.
• Blower housing with controls, motor and blower. Slide out
design for service and maintenance convenience.
• Traditional open wire element design for heat applications.
• Field convertible for vertical downflow, horizontal left hand or
right hand air supply.
• 3 combustible floor base accessories fit all model sizes when
required for downflow installations on combustible floors.
• Indoor coil design provides low air side pressure drop, high
performance and extremely compact size.
[ ] Designates Metric Conversions
• Expansion valve on indoor coil provides for operation with air
conditioning or heat pump using the same coil.
• Coils are constructed of aluminum fins bonded to internally
grooved copper tubing.
• Molded polymer corrosion resistant condensate drain pan is
provided on all indoor coils.
• Supply duct flanges provided as standard on air handler cabinet.
• Provisions for field electrical, connections available from either
side or top of the air handler cabinet.
• Connection point for high voltage wiring is inside the air handler cabinet. Low voltage connection is made on the outside
of the air handler cabinet.
• Concentric knockouts are provided for power connection to
cabinet. Installer may pull desired hole size up to 2 inches
[51 mm] for 1
1
/2 inch [38 mm] conduit.
• Front refrigerant and drain connections.
Air
Model Number Identification
RHSL Series
4
Available Models at 115V A Voltage
RHSL-HM1817AA
RHSL-HM2417AA
RHSL-HM3017AA
RHSL-HM3617AA
RHSL-HM4221AA
RHSL-HM4821AA
Available Models at 218V J Voltage
RHSL-HM1817JA
RHSL-HM2417JA
RHSL-HM3017JA
RHSL-HM3617JA
RHSL-HM3621JA
RHSL-HM4221JA
RHSL-HM4821JA
RHSL-HM4824JA
RHSL-HM6024JA*
RHSL—HM1817JA
Design Variation
A = 1st Design
Voltage
A = 115/1/60
D = 480V-3-60
J = 208/240/1/60
Cabinet Size
17 = 17.5" [431.8 mm] (600-1200 CFM)
21 = 21" [533.4 mm] (1200-1600 CFM)
24 = 24.5" [609.6 mm] (1600-1800 CFM)
Capacity
18 = 18,000 BTU/H [5.27 kW]
24 = 24,000 BTU/H [7.03 kW]
30 = 30,000 BTU/H [8.79 kW]
36 = 36,000 BTU/H [10.55 kW]
42 = 42,000 BTU/H [12.31 kW]
48 = 48,000 BTU/H [14.06 kW]
60 = 60,000 BTU/H [17.58 kW]
HM = A/C or HP, Multi-Position
(Vertical Upflow/Horizontal Left is the factory configuration)
Refrigerant
L = R-410A
S = Standard Model (PSC Motor)
Classification
H = Air Handler
Rheem
[ ] Designates Metric Conversions
Available Models at D Voltage
RHSL-HM3617DA
RHSL-HM4221DA
RHSL-HM4821DA
RHSL-HM4824DA
RHSL-HM6024DA
Air
Dimensional Data
RHSL Series
5
ELECTRICAL CONNECTIONS
Unit Dimensions
Return Air Opening Dimensions
Model
Size
RHSL
Refrigerant Connections
Sweat (In.) [mm] ID
Unit
Width
“W” In. [mm]
Unit
Height
“H” In. [mm]
Supply
Duct
“A” In. [mm]
Air Flow
CFM (Nom.) [L/s]
Unit Weight/Shipping Weight
(Lbs.) [kg]
Liquid Vapor
Lo Hi
Unit With
Coil (Max. KW)
1817/24173/8 [9.53]
3
/4 [19.05] 171/2 [445] 421/2 [1080] 161/2 [406]
600 [283] 800 [378] 82/96 [37/44]
3017/3617
3
/8 [9.53]
3
/4 [19.05] 171/2 [445] 421/2 [1080] 161/2 [406]
1000 [472] 1200 [566] 92/106 [37/48]
4221/4821
3
/8 [9.53]
7
/8 [22.23] 211/2 [533] 501/2 [1282] 191/2 [495] 1400 [661] 1600 [755] 150/166 [68/75]
4824
3
/8 [9.53]
7
/8 [22.23] 241/2 [622] 501/2 [1282] 231/2 [584] 1600 [755] — 162/180 [73/81]
6024
3
/8 [9.53]
7
/8 [22.23] 241/2 [622] 551/2 [1410] 231/2 [584] — 1800 [850] 181/198 [82/90]
Unit Dimensions & Weights
*Maximum dehumidification airflow.
UPFLOW UNIT SHOWN:
UNIT MAY BE INSTALLED UPFLOW,
DOWNFLOW, HORIZONTAL RIGHT
OR LEFT AIR SUPPLY.
[ ] Designates Metric Conversions
( ) Designates Unit with Double Coil Cabinet
MAY EXIT TOP OR EITHER SIDE
HIGH VOLTAGE CONNECTION
3
/32 [27.8 mm], 131/32 [50 mm] DIA. KNOCKOUTS.
1
LOW VOLTAGE CONNECTION
5
/8 [15.9 mm] AND 7/8 [22.2 mm] KNOCKOUT
7
/8 [22.2 mm],
SUPPLY AIR
[262 mm]
NOTE: 24 CLEARANCE REQUIRED IN FRONT OF
5
/16
10
UNIT FOR FILTER AND COIL MAINTENANCE.
W
A
AUXILIARY DRAIN CONNECTION
3
/4 [19.1 mm] FEMALE PIPE THREAD (NPT)
HORIZONTAL APPLICATION ONLY
PRIMARY DRAIN CONNECTION
3
/4 [19.1 mm] FEMALE PIPE THREAD (NPT)
AUXILIARY DRAIN CONNECTION
3
/4 [19.1 mm] FEMALE PIPE THREAD (NPT)
UPFLOW/DOWNFLOW APPLICATION ONLY
LIQUID LINE CONNECTION
COPPER (SWEAT)
VAPOR LINE CONNECTION
COPPER (SWEAT)
HORIZONTAL ADAPTER KIT
VAPOR LINE
CONNECTION
AUXILIARY HORIZONTAL
DRAIN CONNECTION
191/2 [495 mm]
RETURN AIR
OPENING
UPFLOW UNIT SHOWN:
UNIT MAY BE INSTALLED UPFLOW, DOWNFLOW,
HORIZONTAL RIGHT OR LEFT AIR SUPPLY.
11
/16
21
[551 mm]
515/16
[151 mm]
H
1
4
[105 mm]
Model
Cabinet Size
Return Air
Opening Width
(Inches)
Return Air Opening
Depth/Length
(Inches)
17 157/8 193/4
21 193/8 193/4
24 227/8 193/4
/8
1
3
/16
3
[76 mm]
1
/16 [48 mm]
1
1
/8 [29 mm]
1
/16
1
[27 mm]
1
[35 mm]
2
[71 mm]
3
/8
13
/16
1
/4
5
[133 mm]
3
5
/8
[136 mm]
PRIMARY DRAIN
CONNECTION
AUXILIARY UPFLOW/DOWNFLOW
DRAIN CONNECTION
LIQUID LINE
CONNECTION
VERTICAL DRAIN PAN
Air
Airflow Directional Data
RHSL Series
6
UPFLOW DOWNFLOW
Airflow Directional Data
HORIZONTAL RIGHT
HAND AIRFLOW
HORIZONTAL LEFT
HAND AIRFLOW
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