1−1/2 THRU 5 TONS SPLIT SYSTEM
208/230 Volt, 1−phase, 60 Hz
208/230, 460 & 575 Volt, 3−phase, 60 Hz
REFRIGERATION CIRCUIT
S Scroll compressors on all models
S Filter−Drier supplied with every unit for field installation
S Copper tube / aluminum fin coil
EASY TO INSTALL AND SERVICE
S Easy Access service valves on all models
S External high and low refrigerant service ports
S Only two screws to access control panel
S Factory charged with R−410A refrigerant
BUILT TO LAST
S Baked−on powder coat finish over galvanized steel
S Post−painted (black) coil fins
S Coated, weather−resistant cabinet screws
S Coated inlet grille with 3/8” (10mm) grille spacing for extra
protection (hail guard)
LIMITED WARRANTY*
S 10 year parts limited warranty (including compressor and
coil) with timely registration
S 5 year parts limited warranty if not registered within 90
days of original installation
*For owner occupied, residential applications only. See
warranty certificate for complete details and
restrictions, including warranty coverage for other
applications.
Use of the AHRI Certified TM Mark indicates a
manufacturer’s participation in the program. For
verification of certification for individual products,
go to www.ahridirectory.org .
Model
Number
Size
(tons)
Nominal
BTU/hr
Min.
Circuit
Amps
Max. Fuse
or Breaker
N4A518GKC1−1/218,00011.720
N4A524GKC224,00014.120
N4A530GKC2−1/230,00016.825
N4A536GKC336,00018.130
N4A542GKC3−1/242,00022.335
N4A548GKC448,00020.935
N4A560GKC560,00027.540
Specifications subject to change without notice.
Operating Dimensions
depth x width x height in. (mm)
25−3/4 x 25−3/4 x 25
(654 x 654 x 635)
25−3/4 x 25−3/4 x 32−5/16
(654 x 654 x 821)
31−3/16 x 31−3/16 x 31−13/16
(792 x 792 x 808)
31−3/16 x 31−3/16 x 35−3/16
(792 x 792 x 894)
31−3/16 x 31−3/16 x 28−7/16
(792 x 792 x 722)
31−3/16 x 31−3/16 x 28−7/16
(792 x 792 x 722)
31−3/16 x 31−3/16 x 31−13/16
(792 x 792 x 808)
421 21 6250 02 1/13/16
Ship / Operating
Weight lbs.(kg)
145/122 (66/55)
148/123 (67/56)
186/151 (84/69)
171/151(78/69)
226/191 (103/87)
200/182 (91/83)
218/197 (99/89)
Page 2
PRODUCT SPECIFICATIONSSplit System Air Conditioner: N4A5
OUTDOOR UNIT MODEL NUMBER IDENTIFICATION GUIDE
Digit Position:12345, 6789101112
Example Part Number:
T = Tempstar Mainline
N = Tempstar EntryBRANDING
4 = R−410AREFRIGERANT
A = Air Conditioner
H = Heat PumpTYPE
5 = 15 SEER
S = Split System (AC & HP)KIT USAGE
A = Original
B = 2nd GenerationMAJOR SERIES
0 = Generic or Not Applicable
2 = R−22
4 = R−410AREFRIGERANT
Product Identifier Number
Package Quantity
Type of Kit (Example: CH = Crankcase Heater)
2421 21 6250 02
Specifications subject to change without notice.
NASA00 101C H
Page 3
PRODUCT SPECIFICATIONSSplit System Air Conditioner: N4A5
SD5270−4 REV B
Shipping
Rooftop
Minimum
Mounting Pad
Ground
Minimum
Mounting Pad
L x W x H
Dimensions
Y
Size
X
Size
Dimensions Inches (English)
ABCDEFGKLMNP
25−3/4253−3/43/44−7/1621−1/49−1/82−13/161/21315−1/49−3/425−3/4 x 25−3/420−7/16 x 20−7/1627−7/8 x 27−7/8 x 32−9/16
25−3/432−5/163−3/43/44−7/1621−1/49−1/82−13/161/213−5/813−1/415−1/1625−3/4 x 25−3/420−7/16 x 20−7/1627−7/8 x 27−7/8 x 36−5/8
31−3/16 31−13/16 3−3/43/46−9/16 24−11/ 169−1/82−13/161/216−1/815−1/1612−5/831−3/16 x 31−3/1623 x 2333−3/8 x 33−3/8 x 34
31−3/1635−3/163−7/87/86−9/16 24−11/ 169−1/82−15/165/816−1/816−3/814−7/1631−3/16 x 31−3/1623 x 2333−3/8 x 33−3/8 x 37−7/16
31−3/1628−7/163−7/87/86−9/16 24−11/ 169−1/82−15/165/815−7/81711 −7/831−3/16 x 31−3/1623 x 2333−3/8 x 33−3/8 x 30−5/8
31−3/1628−7/163−7/87/86−9/16 24−11/ 169−1/82−15/165/816−3/1616−1/410−1/431−3/16 x 31−3/1623 x 2333−3/8 x 33−3/8 x 30−5/8
31−3/16 31−13/16 3−7/8 7/8 6−9/16 24−11/1 69−1/82−15/16 5/815−1/21610−7/831−3/16 x 31−3/1623 x 2333−3/8 x 33−3/8 x 34
Model
1. Allow 30” clearance to service side of unit, 48” above unit, 6“ on one side, 12” on remaining sides and 24” between units for proper airflow.
2. Minimum outdoor operating ambient in cooling mode is 55ºF, max 125ºF.
3. Center of Gravity
421 21 6250 023
Specifications subject to change without notice.
N4A518GKC
N4A524GKC
N4A530GKC
N4A536GKC
N4A542GKC
N4A548GKC
N4A560GKC
Page 4
PRODUCT SPECIFICATIONSSplit System Air Conditioner: N4A5
SD5270−4 REV B
Shipping
Rooftop
Minimum
Mounting
Ground
Minimum
Mounting
L x W x H
Dimensions
Y
Pad Size
X
Pad Size
Dimensions mm (SI Metric)
ABCDEFGKLMNP
65463595191135402327113330387248654 X 654518 x 518708 x 708 x 827
65482195191135402327113340337383654 x 654518 x 518708 x 708 x 827
79280895191676272327113410383321792 x 792583 x 583847 x 847 x 864
79289498221676272327516410416367792 x 792583 x 583847 x 847 x 951
79272298221676272327516403432302792 x 792583 x 583847 x 847 x 778
79272298221676272327516411413260792 x 792583 x 583847 x 847 x 778
79280898221676272327516394406276792 x 792583 x 583847 x 847 x 864
1. Allow 762 mm clearance to service side of unit, 1219 mm above unit, 152 mm on one side, 305 mm on remaining sides, and 610mm between units for proper airflow.
2. Minimum outdoor operating ambient in cooling mode is 13ºC, max 52ºC.
3. Center of Gravity
4421 21 6250 02
Specifications subject to change without notice.
Model
N4A518GKC
N4A524GKC
N4A530GKC
N4A536GKC
N4A542GKC
N4A548GKC
N4A560GKC
Page 5
PRODUCT SPECIFICATIONSSplit System Air Conditioner: N4A5
PHYSICAL DATA
UNIT SIZE18243036424860
Compressor TypeScroll
REFRIGERANTR-410A
ControlTXV Hard Shutoff
Charge (lb)3.20 (1.45)4.60 (2.09)5.67 (2.57)6.40 (2.90)7.46 (3.38)8.31 (3.77)9.39 (4.26)
COND FANPropeller Type, Direct Drive
Air DischargeVertical
Air Qty (CFM)1700188126143365370035453700
Motor HP1/121/121/101/51/41/41/4
Motor RPM1100110011001100110011101100
COND COIL
Face Area (Sq ft)9.8511.217.2419.415.115.117.25
Fins per In.25252525202025
Rows1111222
Circuits3545668
VALVE CONNECT. (In. ID)
Vapor3/43/43/47/87/87/87/8
Liquid3/8
REFRIGERANT TUBES (In. OD)
Rated Vapor*3/43/43/47/87/87/81-1/8
Max Liquid Line3/8
* Units are rated with 25 ft (7.6 m) of lineset length. See Vapor Line Sizing and Cooling Capacity Loss table when using other sizes and lengths of lineset. Note: See
unit Installation Instruction for proper installation.
* Permissible limits of the voltage range at which the unit will operate satisfactorily
{ Time−Delay fuse.
Complies with 2010 requirements of ASHRAE Standards 90.1
60127.120.81.5227.540
FLA − Full Load Amps
LRA − Locked Rotor Amps
MCA − Minimum Circuit Amps
RLA − Rated Load Amps
NOTE:Control circuit is 24V on all units and requires external power source. Copper wire must be used from service disconnect to unit.
All motors/compressors contain internal overload protection.
* TXV must be ordered separately when indoor coil is not equipped with a TXV. TXV must be hard–shutoff type.
REFRIGERANT CHARGE ADJUSTMENTS
Liquid Line SizeR-410A Charge oz/ft
3/8
5/160.40
1/40.27
Units are factory charged for 15 ft (4.6 m) of 3/8” liquid line. The factory charge for 3/8” lineset 9 oz. When using other length or
diameter liquid lines, charge adjustments are required per the chart above.
Charging Formula:
[(Lineset oz/ft x total length) – (factory charge for lineset)] = charge adjustment
Example 1: System has 15 ft of line set using existing 1/4“ liquid line. What charge adjustment is required?
Formula:(.27 oz/ft x 15ft) – (9 oz) = (-4.95) oz.
Net result is to remove 4.95 oz of refrigerant from the system
Example 2: System has 45 ft of existing 5/16” liquid line. What is the charge adjustment?
Formula:(.40 oz/ft. x 45ft) – (9 oz.) = 9 oz.
Net result is to add 9 oz of refrigerant to the system
INDOOOR
TXV*
REQUIRED SUBCOOLING _F (_C)
13 (7.22)
0.60
(Factory charge for lineset = 9 oz)
LONG LINE APPLICATIONS
An application is considered Long Line, when the refrigerant level in the system requires the use of accessories to maintain
acceptable refrigerant management for systems reliability. See Accessory Usage Guideline table for required accessories. Defining a
system as long line depends on the liquid line diameter, actual length of the tubing, and vertical separation between the indoor and
outdoor units.
For Air Conditioner systems, the charts below shows when an application requires a TXV and long line accessories due to lineset
length.
AC with R−410A Refrigerant Long Line Description ft (m) Beyond these lengths, a TXV is required
Total LengthOutdoor Unit Above or Below Indoor Unit
TXV required beyond 50 ft. (15.2 m)TXV required beyond 20 ft. (6.1 m)
AC with R−410A Refrigerant Long Line Description ft (m) (Beyond these lengths, long line accessories are required)
Liquid Line SizeUnits On Same LevelOutdoor Below IndoorOutdoor Above Indoor
PRODUCT SPECIFICATIONSSplit System Air Conditioner: N4A5
VAPOR LINE SIZING AND COOLING CAPACITY LOSS
Acceptable vapor line diameters provide adequate oil return to the compressor while avoiding excessive capacity loss. The suction
line diameters shown in the chart below are acceptable for AC systems with R−410A refrigerant:
Unit
Nominal
Size (Btuh)
18
1 Stage
AC with
R-410A
24
1 Stage
AC with
R-410A
30
1 Stage
AC with
R-410A
36
1 Stage
AC with
R-410A
42
1 Stage
AC with
R-410A
48
1 Stage
AC with
R-410A
60
1 Stage
AC with
R-410A
Maximum
Liquid Line
Diameters
(In. OD)
3/8
3/8
3/8
3/8
3/8
3/8
3/8
Vapor Line
Diameters
(In. OD)
1/21235678911
5/8011122233
3/4000011111
5/8012233455
3/4001111122
7/8000001111
5/8123345678
3/4001112223
7/8000011111
5/812456891012
3/4011223344
7/8000111122
3/4012234456
7/8001112223
1 1/8000000000
3/4012345567
7/8001122233
1 1/8000000011
3/412456791011
7/8012234455
1 1/8000111111
26-50
(7.9-15.2)
51-80
(15.5-24.4)
81-100
(24.7-30.5)
Consult the Long Line Application Guideline document before purchasing/installing line sets.
Applications in shaded area may have height restrictions that limit allowable total equivalent length when outdoor unit is below indoor
unit.
Cooling Capacity Loss (%)
Total Equivalent Line Length ft. (m)
101-125
(30.8-38.1)
126-150
(38.4-45.7)
151-175
(46.0-53.3)
176-200
(53.6-61.0)
201-225
(61.3-68.6)
226-250
(68.9-76.2)
TESTED AHRI COMBINATION RATINGS
NOTE: For complete ratings information, use the AHRI website directory search: www.AHRIdirectory.org.
New ratings may be listed online before Specification Sheets are updated.
AHRI — Air Conditioning, Heating & Refrigeration Institute
EER — Energy Efficiency Ratio − 80_F (26.6_C) indoor db/67_F (19.4_C) indoor wb & 95_F (35_C) outdoor wb.
SEER — Seasonal Energy Efficiency Ratio
TDR — Time−Delay Relay. In most cases, only one method should be used to achieve TDR function. Using more than one method in a system may cause degradation in performance.
Use either the accessory Time−Delay Relay or a furnace equipped with TDR. Most ICP furnaces are equipped with TDR.
NOTES:
1. Ratings are net values reflecting the effects of circulating fan motor heat. Supplemental electric heat is not included.
2. Tested outdoor/indoor combinations have been tested in accordance with DOE test procedures for central air conditioners. Ratings for other combinations are determined under DOE computer
simulation procedures.
3. Determine actual CFM values obtainable for your system by referring to fan performance data in fan coil or furnace coil literature.
4. Do not apply with capillary tube coils as performance and reliability are significantly affected.
INDOOR
MODEL
CAPACITY
TESTED AHRI COMBINATION RATINGS*Or scan this QR code:
NOTE: Ratings contained in this document are subject to change at any time.
For AHRI ratings certificates, please refer to the AHRI directory. www.ahridirectory.org
Additional ratings and system combinations can be accessed via the Tempstar database:
(245 kW) per 1000 CFM (480 L/S) of indoor coil air per degree above 80_F (27_C).
{ Total and sensible capacities are net capacities. Blower motor heat has been subtracted.
} Sensible capacities shown are based on 80_F (27_C) entering air at the indoor coil. For sensible capacities at other than 80_F (27_C), deduct 835 Btuh (245 kW) per 1000 CFM (480 L/S) of indoor coil air for each degree below 80_F (27_C), or add 835 Btuh
# Detailed cooling capacities are based on indoor and outdoor unit at the same elevation per AHRI standard 210/240-2008. If additional tubing length and/or indoor unit is located above outdoor unit, a slight variation in capacity may occur.
** System kw is total of indoor and outdoor unit kilowatts.
{{ At TVA rating indoor condition (75_F edb/63_F ewb). All other indoor air temperatures are at 80_F edb.
NOTE: When the required data falls between the published data, interpolation may be performed. Extrapolation is not an acceptable practice.
NAEA40501TXTXV Kit, R−410A for use with copper or tin fan coils18 − 30
NAEA40601TXTXV Kit, R−410A for use with copper or tin fan coils36 − 42
NAEA40701TXTXV Kit, R−410A for use with copper or tin fan coils60
NAEA40501TXTXV Kit, R−410A for use with aluminum fan coils18 − 30
NAEA40601TXTXV Kit, R−410A for use with aluminum fan coils36 − 42
NAEA40701TXTXV Kit, R−410A for use with aluminum fan coils60
Copyright 2016 International Comfort Products
Lewisburg, Tennessee 37091 USA
www.GoTempstar.com
421 21 6250 0212
Specifications subject to change without notice.
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