Lennox Technical Publications
7AH2AE
407012 7ah2ae spec guide 2024 AIR HANDLERS
7AH2AE
Upflow/Horizontal | Constant Torque Motor | TXV Furnished | R-410A / R-454B | 60Hz
RESIDENTIAL PRODUCT SPECIFICATIONS (EHB)
1.5 to 5 Tons Optional Electric Heat - 5 to 25 kW
NOTE - Air Handlers are furnished with a factory installed R-410A expansion valve. As an option, a R-454B expansion valve may be substituted. See Page 8.
NOTE - See R-454B Refrigerant Conversion Table on Page 8 for additional components required for conversion.
MODEL NUMBER IDENTIFICATION
7 AH 2 A E 36 P X C 01
Refrigerant 7 = R-454B
Type AH = Air Handler EF = Electric Furnace
Cabinet 1 piece 2 piece
Series A = 1st Generation
Major Revision Code 01= Multi Refrigerant
Expansion Device X = TXV
Revision Level -- = 24V C = Comfort Sync® Enabled
Voltage P = 208-230V/ 60Hz/1PH
Motor C = PSC E = Constant Torque V = Variable Speed
Capacity 18 = 1.5 tons 24 = 2 tons 30 = 2.5 tons 36 = 3 tons 42 = 3.5 tons 48 = 4 tons 60 = 5 tons
FEATURE HIGHLIGHTS 6
1. Allied Omniguard® Coil 2. Refrigerant Line Connections 3. Check and Expansion Valve 4. Constant Torque Blower Motor 5. Heavy Gauge Steel Cabinet 6. Electric Heat (optional) 7. Built-in Filter Rack
4
1
5
3
7
2
CONTENTS
Model Number Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Approvals And Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Installation Clearances With Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Optional Accessories - Order Separately . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Optional R-454B TXV Substitution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Blower Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Replacement Circuit Breakers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Electric Heat Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
- Unit - Upflow Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 - Unit - Downflow Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 - Unit - Horizontal Right-Hand Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25 - Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
7AH2AE | 1.5 to 5 ton Air Handlers | Page 2
APPROVALS AND WARRANTY
APPROVALS · Tested with matching air conditioners and heat pump units in accordance with AHRI Standard 210/240-2023 · AHRI Certified system match-ups and expanded ratings, visit www.alliedratings.com · ETL Listed to US and Canadian safety standards and components within are bonded for grounding to meet safety
standards for servicing required by NEC and CEC. · Optional electric heaters are ETL listed and rated in accordance with US Department of Energy (DOE) test procedures
and Federal Trade Commission (FTC) labeling regulations · Blower performance data according to unit tests conducted in air test chamber · Air handler units are approved for installation in manufactured housing and mobile homes. · ISO 9001 Registered Manufacturing Quality System
WARRANTY 10-years limited warranty on all parts, extended warranty available. Warranty provides for a total of 10-years of limited warranty. Coverage (Standard 5-year limited parts warranty plus an additional 5-year limited extended parts warranty). Warranty must be registered online within 60 days of installation to qualify for 10-year coverage. Unregistered equipment defaults to 5-year coverage. See full warranty at www.alliedair.com for terms, conditions, and exclusions.
F E AT U R E S
APPLICATIONS
· 1.5 to 5 ton nominal sizes
· Upflow or horizontal applications NOTE - Downflow applications require optional
conversion kit.
· Applicable to expansion valve systems in cooling applications and check and expansion valve systems in heat pump applications
· Wide-range R-410A check and expansion valve is factory installed
NOTE - Coils can be field converted for use with R-454B refrigerant.
· Optional field installed electric heaters available in several sizes for additive heating capacity
REFRIGERANT SYSTEM
1 Omniguard® Coil
· Enhanced aluminum alloy tube/enhanced fin coil for superior corrosion resistance
· Aluminum tubing, hairpins, distributor and header tubes.
· Ripple-edged aluminum fins
· Twin coil construction assembled in a "A" configuration for large surface area
· Provides excellent heat transfer and low air resistance for maximum efficiency
· Precise circuiting for uniform refrigerant distribution
· Lanced fins provide maximum exposure of fin surface to air stream
· Helical grooved tubing provides superior heat transfer
· Coil thoroughly factory tested under high pressure to ensure leakproof construction
2 Refrigerant Line Connections
· Copper refrigerant sweat connections on both liquid and suction lines for easy brazing
· Lines extend outside of the cabinet for ease of connection
· See dimension drawings for locations
3 R-410A Check and Expansion Valve
· For use with R-410A systems
· Wide range valve with Chatleff style fitting
· Factory installed on all models, internal to cabinet
R-454B REFRIGERANT CONVERSION Additional Components are required for conversion to R-454B Refrigerant:
· Refrigerant Detection System (RDS) Air Handler Sensor Kit
· Refrigerant Detection System (RDS) NonCommunicating Blower Control Board
· R-454B Check and Expansion Valve
Optional Accessories
Refrigerant Detection System (RDS) Air Handler Sensor Kit · Complies with UL 60335-2-40 approved standard
· Required for all systems using R-454B refrigerant
· Consists of Refrigerant Detection System (RDS) sensor, mounting brackets and A2L labeling
· See R-454B Refrigerant Conversion Table on Page 8
7AH2AE | 1.5 to 5 ton Air Handlers | Page 3
F E AT U R E S R-454B REFRIGERANT CONVERSION (Continued)
4 BLOWER
Refrigerant Detection System (RDS) Blower Control Board Communicating Blower Control Board (Universal)
Constant Torque Blower Motor · Programmable high efficiency
· Communicating Blower Control Board and Sensor can be used universally with any communicating air handler or any non-communicating 24 volt air handler
Non-Communicating Blower Control Board
· Non-Communicating Blower Control Board and Sensor can be used with any non-communicating 24 volt air handler
· multi-speed blower motor. By · maintaining constant torque · output, blower motor can · deliver more uniform (but no · t constant) airflow over the static · pressure range
Standard Features
· Programmable multi-speed operation is achieved by
· Complies with UL 60335-2-40 approved standard
· Required for all systems using R-454B refrigerant
· Connects to the RDS sensor furnished with the RDS Air Handler Sensor Kit
· Supports up to two RDS Sensors (factory setting)
the use of an ECM (Electronically Commutated Motor) motor
· Leadless blower motor features simple plug-in connections
· Choice of blower speeds is available. See Blower Data tables
· Used as interface between indoor unit and thermostat to control system in case of a refrigerant leak
· Blower speed change is easily accomplished by a simple wiring change
· If a leak is detected the refrigerant detection system will prevent compressor and heating operation until a leak is no longer detected
· Refrigeration detection system also energizes the blower if a leak is detected to dissipate any
Blower Assembly · Statically and dynamically balanced as an assembly
before installation in the unit
· Blower motor is resiliently mounted to blower assembly
concentrations of refrigerant from the conditioned
· Blower slides out of cabinet for servicing
space
· Multi-color LED for system status and as an aid in troubleshooting
5 CABINET
· Constructed of heavy-gauge galvanized steel
· Flashing LED codes for system status (Green/Blue)
· Completely insulated with thick fiberglass insulation
and diagnosing Sensor errors (Red)
· Pre-painted steel with mildly textured enamel finish with
· Alarm relay can trigger an external alarm if a leak is
primer coat on unpainted side of all panels
detected
· Shipped in one piece but may be disassembled into
· Zone relay opens all zone dampers (if part of a zoning system) if a leak is detected
two separate sections for ease of installation in tight applications
· Power is disabled to non-communicating thermostats to prevent demand if a leak is detected
· Thick rubber gasket between sections of the two-piece cabinet provides an air tight seal
· On system start-up blower will run for five minutes and any thermostat demands are disabled
· No exposed screw heads on sides for tight installations without damage to walls or woodwork
· Dimensions (H x W x D): 7-7/16 x 7-7/16 x 2-1/2 (189
· Removable panels provide complete service access
x 189 x 127 mm)
· Electrical inlets provided in sides and top of cabinet
· See R-454B Refrigerant Conversion Table on page 8?
NOTE - Refer to the Installation Instructions for additional information.
Low Leakage Cabinet
· All models have less than 2% air leakage and meet ANSI/ASHRAE Standard 193-2010 "Method of Test for Determining the Air Tightness of HVAC Equipment"
R-454B Check and Expansion Valve · For use with R-454B systems
· Wide range valve with Chatleff style fitting
· Replaces factory installed TXV, internal to cabinet
· See Optional R-454B TXV Substitution table on Page 8
Upflow/Horizontal Capability (Optional Downflow) · Shipped for upflow and horizontal right-hand discharge
· May be field converted to horizontal left-hand air discharge by repositioning horizontal drain pan
· Optional downflow kit required for field conversion
7AH2AE | 1.5 to 5 ton Air Handlers | Page 4
F E AT U R E S
CABINET (Continued)
Dual Position Anti-Microbial Drain Pans · Drain pans designed for upflow, downflow or horizontal
applications
· Deep, corrosion resistant plastic drain pans have dual pipe drains
· Anti-Microbial additive resists growth of mold and mildew on drain pan which improves indoor air quality and reduces drain line blockage See dimension drawings
Optional Accessories
Downflow Combustible Flooring Floor Base · Base is required for models with electric heat installed
in downflow position on combustible floors
Downflow Conversion Kit · Required for field conversion to downflow position
· Kit consists of drip shields and 2 brackets for repositioning coil and drain pan
Horizontal Support Frame Kit · Provides support of unit in horizontal applications
· Consists of (2) 1 x 1-1/2 x 32-5/8 in. and (2) 1 x 3 x 53-7/8 in. painted heavy gauge cold rolled steel support channels with assembly and suspending holes
· Bolts and nuts furnished for field assembly
· Suspending rods must be field provided
Side Return Unit Stand (Upflow Only) · Raises unit 16 in. above floor for side return air duct
connection
· Eliminates need for wooden platform construction
· All aluminum construction
· Two adjustable frames fit -018/024 thru -060 models
Wall Hanging Bracket Kit (Upflow Only) · Allows unit to be hung on wall at any height
· Consists of heavy-gauge steel support brackets (one for air handler, one for wall mount)
· Screws furnished for fastening one bracket to unit
· Bolts for fastening one bracket to wall are field provided
High Performance Economizer (Commercial Applications Only) · Designed for applications requiring outdoor air to be
utilized in a commercial HVAC system. Allows the entry of fresh outdoor air for free cooling, reducing the requirement for mechanical cooling
· Heavy gauge galvanized steel cabinet lined with thick fiberglass insulation
· Mixed air sensor, outdoor air sensor and 24VAC transformer furnished
· Approved for California Title 24 building standards
· ASHRAE 90.1-2010 compliant
· See separate Product Specifications document for additional information and available control and sensor options
CONTROLS Transformer and Blower Cooling Relay · 24 volt transformer with in-line fuse · Blower cooling relay · Factory installed in the unit control box · Terminal strip furnished
OPTIONAL ELECTRIC HEAT
7AH2AE | 1.5 to 5 ton Air Handlers | Page 5
F E AT U R E S
6 · ETL listed
· Field install internal to unit cabinet
· Available in several voltages and kW sizes. See Electric Heat tables
· Helix wound nichrome heating elements exposed directly in air stream resulting in instant heat transfer, low element temperatures and long service life
· Each element equipped with accurately located limit control with fixed temperature off setting and automatic reset
Single-Point Power Source Control Box · Control Box may be used with optional electric heat
when single power supply is connected to multi-circuit electric heat
· Field installs external to the unit cabinet on either side or top
· Constructed of heavy gauge steel, baked enamel finish, pre-punched mounting holes, electrical inlet knockouts, and terminal strip
· Removable cover provides easy access
· Supplemental thermal cutoff limit control, provides positive protection in case of excessive temperatures
· Thermal sequencer relay brings elements on and off line, in sequence and equal increments, with time delay between each
· Initiates and terminates blower operation
· Dimensions (H x W x D) - 7 x 7 x 4 in.
7 Filter
· Disposable 1 inch filter is furnished · Filter rack furnished in cabinet for easy filter installation · See Specifications tables for sizes
· Heating control relay(s) furnished as standard
· Control box and access cover constructed of heavy gauge galvanized steel
· Factory assembled with controls installed and wired
· Electric heat low voltage controls plug-in to air handler
Circuit Breaker (CB) Models · All "CB" model heaters are equipped with circuit
breakers for overload and short circuit protection
· Factory wired and mounted on electric heat unit
· Current sensitive and temperature actuated
· Manual reset
· Circuit breakers qualify as disconnect means at unit in many areas, eliminate the need for field provided disconnect
· Consult local electrical code in your area.
NOTE - 460V-3 phase air handlers can be used in 575V applications. 575V electric heaters are shipped with a 575V to 460V step-down transformer.
Optional Accessories
Electric Heat Circuit Breaker Cover Kit · Flexible plastic cover protects circuit breaker
· Recommended in areas with high humidity or unconditioned areas to prevent nuisance tripping
7AH2AE | 1.5 to 5 ton Air Handlers | Page 6
S P E C I F I C AT I O N S
Size
Nominal Tonnage
Refrigerant Type
Connections
Liquid line (OD) sweat - in.
Suction line (OD) sweat - in.
Condensate drain (FPT) - in.
Indoor Coil
Net face area - ft.2 Tube diameter - in.
Rows
Fins - in.
Blower
HP
Wheel nominal diameter x width - in.
Air volume range - cfm
1 Filters
Size - in.
Shipping Data - lbs.
ELECTRICAL DATA
Line voltage data (Volts-Phase-Hz)
2 Maximum overcurrent protection (MOCP) amps (unit) Minimum circuit ampacity (MCA) - 208/230V (unit) Blower Motor Full Load Amps - 208/230V Minimum circuit ampacity (MCA) - 460V (unit) Blower Motor Full Load Amps - 460V
018 1.5 R-410A 3/8 3/4 (2) 3/4 4.44 3/8 3 14 1/2 10 x 8 262 - 959 20 x 20 x 1 137
208/230-1-60 - - 15 5 4.1 - - - - -
024 2
R-410A 3/8 3/4
(2) 3/4 4.44 3/8
3 14 1/2 10 x 8 365 - 1095 20 x 20 x 1 137
208/230-1-60 - - 15 5 4.1 - - - - -
030 2.5 R-410A 3/8 3/4 (2) 3/4 5.0 3/8 3 14 1/2 11 x 8 365 - 1278 20 x 20 x 1 150
208/230-1-60 - - 15 5 4.1 - - - - -
036 3
R-410A 3/8 3/4
(2) 3/4 5.0 3/8 3 14 1/2
11 x 8 606 - 1498 20 x 20 x 1
150
208/230-1-60 ³ 460V-1ph 15 5 4.1 2.6 2.1
S P E C I F I C AT I O N S
Size
042
048
060
Nominal Tonnage
3.5
4
5
Refrigerant Type
R-410A
R-410A
R-410A
Connections
Liquid line (OD) sweat - in.
3/8
3/8
3/8
Suction line (OD) sweat - in.
7/8
7/8
7/8
Condensate drain (FPT) - in.
(2) 3/4
(2) 3/4
(2) 3/4
Indoor Coil
Net face area - ft.2
7.22
7.22
8.33
Tube diameter - in.
3/8
3/8
3/8
Rows
3
3
3
Fins - in.
14
14
14
Blower
HP
1
1
1
Wheel nominal diameter x width - in.
12 x 9
12 x 9
12 x 9
Air volume range - cfm
815 - 1723
867 - 1903
946 - 2268
1 Filters
Size - in.
20 x 24 x 1
20 x 24 x 1
20 x 24 x 1
Shipping Data - lbs.
186
186
199
ELECTRICAL DATA
Line voltage data (Volts-Phase-Hz)
208/230-1-60
208/230-1-60
208/230-1-60
- - -
³ 460V-1ph
³ 460V-1ph
2 Maximum overcurrent protection (MOCP) amps (unit)
15
15
15
Minimum circuit ampacity (MCA) - 208/230V (unit)
10
10
10
Blower Motor Full Load Amps - 208/230V
7.6
7.6
7.6
Minimum circuit ampacity (MCA) - 460V (unit)
- - -
5
5
Blower Motor Full Load Amps - 460V
- - -
4
4
1 Disposable filter. 2 HACR type circuit breaker or fuse. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 3 Blower motor is 460V - 1 phase. Optional electric heat is 460V - 3 phase.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 7
OPTIONAL ACCESSORIES - ORDER SEPARATELY
Description
Order Number
Downflow Combustible Flooring Base
44k15
Electric Heat
See Electric Heat Data Tables on Page 12
Electric Heat Circuit Breaker Cover Kit
82W01
Horizontal Support Frame Kit
56J18
Side Return Unit Stand (Upflow Only)
45K32
Single-Point Power Source Control Box (for Electric Heat)
21H39
Wall Hanging Bracket Kit (Upflow Only)
45K30
High Performance Economizer (Commercial Only)
10U53
R-454B REFRIGERANT CONVERSION - ORDER SEPARATELY
Description
Order No.
Refrigerant Detection System (RDS) Coil Sensor Kit
27J27
Refrigerant Detection System (RDS) Blower Control Board
Any Communicating Air Handler or any Non-Communicating 24V Air Handler (Universal)
27A03
Any Non-Communicating 24V Air Handler 27A02
NOTE - Communicating Blower Control Board and Sensor can be used universally with communicating air handler or any non-communicating 24 volt air handler. Non-Communicating Blower Control Board and Sensor can be used with any non-communicating 24 volt air handler.
NOTE - Order R-454B Expansion Valve separately.
OPTIONAL R-454B TXV SUBSTITUTION
Size
Order Number
018
26Z70
024
26Z70
030
26Z70
036
26Z70
042
26Z71
048
26Z71
060
26Z72
INSTALLATION CLEARANCES WITH ELECTRIC HEAT
5 to 20kW Electric Heat
25kW Electric Heat
Cabinet
0 inch (0 mm)
Cabinet
To Plenum
0 inch (0 mm)
To Plenum
To Outlet Duct
0 inch (0 mm)
To Outlet Duct within 3 feet (914 mm)
Floor
0 inch (0 mm)
Floor
Service / Maintenance
See Note #2
Service / Maintenance
1 Units installed on combustible floors in the downflow position with electric heat DO require a downflow combustible flooring base. 2 Front service access - 24 inches (610 mm) minimum. NOTE - If cabinet depth is more than 24 inches (610 mm), allow a minimum of the cabinet depth plus 2 inches (51 mm).
0 inch (0 mm) 1 inch (0 mm) 1 inch (0 mm) See Note #1 See Note #2
7AH2AE | 1.5 to 5 ton Air Handlers | Page 8
BLOWER DATA
7AH2E-018 BLOWER PERFORMANCE
External Static
Pressure in. w.g.
Tap 1
cfm
Watts
Tap 2
Air Volume and Motor Watts Tap 3
Tap 4
cfm
Watts
cfm
Watts
cfm
Watts
0.10
589
55
713
80
805
101
805
101
0.20
520
61
666
88
760
109
760
109
0.30
452
67
601
96
710
118
710
118
0.40
407
73
548
101
647
126
647
126
0.50
344
81
502
107
598
132
598
132
0.60
293
84
456
114
561
138
561
138
0.70
- - -
- - -
418
122
522
143
522
143
0.80
- - -
- - -
362
128
479
150
479
150
0.90
- - -
- - -
315
132
435
162
435
162
1.00
- - -
- - -
- - -
- - -
389
167
389
167
1.10
- - -
- - -
- - -
- - -
341
173
341
173
1.20
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
NOTE - All air data measured external to unit with dry coil and 1 inch non-pleated air filter in place. Electric heaters have no appreciable air resistance.
Tap 5
cfm
Watts
963
155
928
163
889
173
851
181
803
190
748
199
714
207
676
213
640
220
602
228
576
234
540
243
7AH2E-024 BLOWER PERFORMANCE
External Static
Pressure in. w.g.
Tap 1
cfm
Watts
Tap 2
Air Volume and Motor Watts Tap 3
Tap 4
cfm
Watts
cfm
Watts
cfm
Watts
0.10
665
68
804
101
933
143
933
143
0.20
613
74
762
106
889
151
889
151
0.30
556
81
718
114
856
158
856
158
0.40
481
87
667
122
822
165
822
165
0.50
425
93
614
129
772
175
772
175
0.60
368
97
527
138
733
182
733
182
0.70
336
101
487
143
683
193
683
193
0.80
293
105
455
148
597
202
597
202
0.90
239
108
414
153
555
208
555
208
1.00
- - -
- - -
367
158
519
212
519
212
1.10
- - -
- - -
312
162
485
215
485
215
1.20
- - -
- - -
291
163
468
219
468
219
NOTE - All air data measured external to unit with dry coil and 1 inch non-pleated air filter in place. Electric heaters have no appreciable air resistance.
Tap 5
cfm
Watts
1056
197
1019
206
988
214
953
222
922
229
895
238
846
249
799
258
725
268
656
276
592
267
486
240
7AH2E-030 BLOWER PERFORMANCE
External Static
Pressure in. w.g.
Tap 1
cfm
Watts
Tap 2
Air Volume and Motor Watts Tap 3
Tap 4
cfm
Watts
cfm
Watts
cfm
Watts
0.10
775
77
1074
152
1158
182
1158
182
0.20
727
84
1023
163
1115
193
1115
193
0.30
669
91
990
170
1081
200
1081
200
0.40
590
100
948
180
1040
211
1040
211
0.50
522
106
913
186
1007
219
1007
219
0.60
463
114
870
196
967
227
967
227
0.70
417
121
812
206
930
236
930
236
0.80
375
127
735
219
871
250
871
250
0.90
339
130
676
231
791
264
791
264
NOTE - All air data measured external to unit with dry coil and 1 inch non-pleated air filter in place. Electric heaters have no appreciable air resistance.
Tap 5
cfm
Watts
1256
215
1215
226
1169
237
1135
246
1100
255
1065
263
1031
272
993
281
965
290
7AH2AE | 1.5 to 5 ton Air Handlers | Page 9
BLOWER DATA
7AH2E-036 BLOWER PERFORMANCE
External Static
Pressure in. w.g.
Tap 1
cfm
Watts
Tap 2
Air Volume and Motor Watts Tap 3
Tap 4
cfm
Watts
cfm
Watts
cfm
Watts
0.10
973
115
1239
210
1301
243
1301
243
0.20
925
123
1194
221
1264
253
1264
253
0.30
876
131
1156
230
1229
263
1229
263
0.40
841
138
1118
240
1189
275
1189
275
0.50
762
150
1082
248
1158
284
1158
284
0.60
694
161
1049
257
1127
293
1127
293
0.70
644
168
1001
270
1094
303
1094
303
0.80
583
178
978
279
1032
321
1032
321
0.90
552
184
868
299
958
339
958
339
1.00
497
193
828
307
913
350
913
350
1.10
455
201
783
318
877
357
877
357
1.20
418
207
745
327
838
367
838
367
NOTE - All air data measured external to unit with dry coil and 1 inch non-pleated air filter in place. Electric heaters have no appreciable air resistance.
7AH2E-042 BLOWER PERFORMANCE
External Static
Pressure in. w.g.
Tap 1
cfm
Watts
Tap 2
Air Volume and Motor Watts Tap 3
Tap 4
cfm
Watts
cfm
Watts
cfm
Watts
0.10
1185
150
1330
202
1534
279
1471
282
0.20
1131
161
1278
214
1487
293
1437
292
0.30
1077
171
1236
224
1447
304
1395
305
0.40
1029
181
1191
235
1406
317
1353
315
0.50
989
188
1152
244
1367
327
1310
331
0.60
922
201
1107
255
1319
342
1277
341
0.70
872
210
1061
265
1286
352
1240
352
0.80
833
217
1013
276
1248
363
1200
365
0.90
774
225
970
285
1199
377
1162
376
1.00
742
233
937
293
1160
388
1085
393
1.10
651
250
893
302
1121
398
1072
400
1.20
606
259
816
315
1077
410
1038
410
NOTE - All air data measured external to unit with dry coil and 1 inch non-pleated air filter in place. Electric heaters have no appreciable air resistance.
7AH2E-048 BLOWER PERFORMANCE
External Static
Pressure in. w.g.
Tap 1
cfm
Watts
Tap 2
Air Volume and Motor Watts Tap 3
Tap 4
cfm
Watts
cfm
Watts
cfm
Watts
0.10
1202
172
1569
355
1755
470
1753
472
0.20
1147
192
1526
376
1713
486
1728
495
0.30
1121
191
1498
372
1701
497
1675
497
0.40
1066
201
1452
383
1675
529
1669
511
0.50
1031
220
1430
411
1636
524
1639
536
0.60
936
227
1400
404
1602
547
1594
548
0.70
865
237
1358
421
1582
562
1584
541
0.80
827
251
1328
441
1551
566
1545
569
0.90
777
253
1292
442
1524
572
1513
581
1.00
718
278
1258
453
1487
580
1482
588
1.10
692
272
1152
498
1451
613
1452
599
1.20
666
293
1115
507
1429
624
1412
627
NOTE - All air data measured external to unit with dry coil and 1 inch non-pleated air filter in place. Electric heaters have no appreciable air resistance.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 10
Tap 5
cfm
Watts
1447
320
1411
331
1379
341
1336
354
1306
364
1274
375
1241
386
1215
394
1169
412
1112
430
1059
445
1011
458
Tap 5
cfm
Watts
1697
405
1659
419
1620
434
1590
445
1552
459
1521
471
1483
487
1453
497
1415
511
1384
525
1302
544
1277
553
Tap 5
cfm
Watts
1967
637
1942
647
1916
657
1879
681
1845
704
1811
713
1777
730
1767
731
1732
758
1703
777
1681
788
1639
783
BLOWER DATA
7AH2E-060 BLOWER PERFORMANCE
External Static
Pressure in. w.g.
Tap 1
cfm
Watts
Tap 2
Air Volume and Motor Watts Tap 3
Tap 4
cfm
Watts
cfm
Watts
cfm
Watts
0.10
1354
222
1768
454
1954
616
1870
550
0.20
1307
240
1742
478
1929
627
1845
556
0.30
1267
246
1706
479
1898
643
1817
581
0.40
1222
263
1677
492
1861
675
1781
609
0.50
1177
273
1644
511
1837
693
1759
616
0.60
1150
289
1608
526
1814
703
1719
635
0.70
1044
308
1577
555
1786
687
1671
661
0.80
994
311
1537
577
1773
710
1645
680
0.90
938
317
1516
561
1712
736
1639
666
1.00
877
330
1475
590
1696
753
1613
687
1.10
846
346
1418
619
1677
755
1567
713
1.20
816
345
1392
626
1648
765
1526
719
NOTE - All air data measured external to unit with dry coil and 1 inch non-pleated air filter in place. Electric heaters have no appreciable air resistance.
Tap 5
cfm
Watts
2148
808
2124
846
2097
843
2058
859
2034
888
2019
894
1975
912
1938
930
1927
938
1892
943
1836
945
1795
940
REPLACEMENT CIRCUIT BREAKERS
Voltage
Description
Catalog No.
25 amp, 2 pole
41K13
30 amp, 2 pole
17K70
35 amp, 2 pole
72K07
208/240V - 1 Phase 40 amp, 2 pole
49K14
45 amp, 2 pole
17K71
50 amp, 2 pole
41K12
60 amp, 2 pole
17K72
Voltage
Description
30 amp, 3 pole
35 amp, 3 pole
40 amp, 3 pole 208/240V - 3 Phase
45 amp, 3 pole
50 amp, 3 pole
60 amp, 3 pole
Catalog No. 64W47 41K14 41K16 18M86 41K15 41K17
7AH2AE | 1.5 to 5 ton Air Handlers | Page 11
ELECTRIC HEAT DATA
7AH2E-018 | SINGLE PHASE
Electic Heat Model Number
No. of Stages
Volts
Input
kW
1 Btuh
2 Blower Motor Full Load Amps
3 Minimum Circuit
Ampacity
5 Maximum Overcurrent Protection
5 kW
ECB47-5 (27A31)
1
208
3.8 12,800
4.1
4 lbs.
Terminal Block ECB47-5CB (27A24)
220
4.2 14,300
4.1
35A Circuit breaker
230
4.6 15,700
4.1
28
4 30
31
35
31
35
240
5.0 17,100
4.1
31
35
6 kW
ECB47-6 (27A25)
1
208
4.5 15,400
4.1
4 lbs.
Terminal Block ECB47-6CB (27A26)
220
5.0 17,100
4.1
40A Circuit breaker
230
5.5 18,800
4.1
32
4 35
36
40
36
40
240
6.0 20,500
4.1
36
40
8 kW
ECB47-8 (27A21)
1
208
6.0 20,500
4.1
5 lbs.
Terminal Block ECB47-8CB (27A32)
220
6.7 22,900
4.1
50A Circuit breaker
230
7.3 25,100
4.1
41
4 45
47
50
47
50
240
8.0 27,300
4.1
47
50
9 kW
ECB47-9 (27A22)
2
208
6.8 23,100
4.1
5 lbs.
Terminal Block ECB47-9CB (27A27)
220
7.6 25,800
4.1
60A Circuit breaker
230
8.3 28,200
4.1
46
4 50
52
60
52
60
240
9.0 30,700
4.1
52
60
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 12
ELECTRIC HEAT DATA
7AH2E-024 | SINGLE PHASE
Electic Heat Model Number
No. of Stages
Volts
Input
kW
1 Btuh
2 Blower Motor Full Load Amps
3 Minimum Circuit
Ampacity
5 Maximum Overcurrent Protection
5 kW
ECB47-5 (27A31)
1
208
3.8 12,800
4.1
4 lbs.
Terminal Block ECB47-5CB (27A24)
220
4.2 14,300
4.1
35A Circuit breaker
230
4.6 15,700
4.1
28
4 30
31
35
31
35
240
5.0 17,100
4.1
31
35
6 kW
ECB47-6 (27A25)
1
208
4.5 15,400
4.1
4 lbs.
Terminal Block ECB47-6CB (27A26)
220
5.0 17,100
4.1
40A Circuit breaker
230
5.5 18,800
4.1
32
4 35
36
40
36
40
240
6.0 20,500
4.1
36
40
8 kW
ECB47-8 (27A21)
1
208
6.0 20,500
4.1
5 lbs.
Terminal Block ECB47-8CB (27A32)
220
6.7 22,900
4.1
50A Circuit breaker
230
7.3 25,100
4.1
41
4 45
47
50
47
50
240
8.0 27,300
4.1
47
50
9 kW
ECB47-9CB (27A27)
2
208
6.8 23,100
4.1
5 lbs.
60A Circuit breaker
220
7.6 25,800
4.1
46
4 50
52
60
230
8.3 28,200
4.1
52
60
240
9.0 30,700
4.1
52
60
10 kW
ECB47-10 (27A22)
2
208
7.5 25,600
4.1
6 lbs.
Terminal Block
220
8.4 28,700
4.1
50
4 50
57
60
230
9.2 31,400
4.1
57
60
240
10.0 34,100
4.1
57
60
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 13
ELECTRIC HEAT DATA
7AH2E-030 | SINGLE PHASE
Electic Heat Model Number
No. of Stages Volts
Input
2 Blower Motor Full
3 Minimum Circuit
Ampacity
5 Maximum Overcurrent Protection
kW
1 Btuh
Load Amps
Ckt 1 Ckt 2 Ckt 1 Ckt 2
Single Point Power Source 3 Minimum 5 Maximum Circuit Overcurrent Ampacity Protection
5 kW
ECB47-5 (27A31) 1 208 3.8 12,800 4.1
28 - - - 4 30 - - -
- - -
- - -
4 lbs.
Terminal Block
220 4.2 14,300 4.1
31 - - - 35 - - -
- - -
- - -
ECB47-5CB (27A24) 35A Circuit breaker
230 4.6 15,700 4.1
31 - - - 35 - - -
- - -
- - -
240 5.0 17,100 4.1
31 - - - 35 - - -
- - -
- - -
6 kW
ECB47-6 (27A25) 1 208 4.5 15,400 4.1
32 - - - 4 35 - - -
- - -
- - -
4 lbs.
Terminal Block
220 5.0 17,100 4.1
36 - - - 40 - - -
- - -
- - -
ECB47-6CB (27A26) 40A Circuit breaker
230 5.5 18,800 4.1
36 - - - 40 - - -
- - -
- - -
240 6.0 20,500 4.1
36 - - - 40 - - -
- - -
- - -
8 kW
ECB47-8 (27A21) 1 208 6.0 20,500 4.1
41 - - - 4 45 - - -
- - -
- - -
5 lbs.
Terminal Block
220 6.7 22,900 4.1
47 - - - 50 - - -
- - -
- - -
ECB47-8CB (27A32) 50A Circuit breaker
230 7.3 25,100 4.1
47 - - - 50 - - -
- - -
- - -
240 8.0 27,300 4.1
47 - - - 50 - - -
- - -
- - -
9 kW
ECB47-9 (27A22) 2 208 6.8 23,100 4.1
46 - - - 4 50 - - -
- - -
- - -
5 lbs.
Terminal Block
220 7.6 25,800 4.1
52 - - - 60 - - -
- - -
- - -
ECB47-9CB (27A27) 60A Circuit breaker
230 8.3 28,200 4.1
52 - - - 60 - - -
- - -
- - -
240 9.0 30,700 4.1
52 - - - 60 - - -
- - -
- - -
12.5 kW ECB47-12.5CB (27A28) 2 208 9.4 32,000 4.1
24 38 4 25 4 40
62
70
10 lbs.
(1) 30A Circuit breaker
220 10.5 35,800 4.1
27 43 30 45
70
70
& (1) 45A Circuit breaker
230 11.5 39,200 4.1
27 43 30 45
70
70
240 12.5 42,600 4.1
27 43 30 45
70
70
15 kW
ECB47-15CB (27A23) 2 208 11.3 38,400 4.1
28 45 4 30 4 45
73
80
12 lbs.
(1) 35A Circuit breaker
220 12.6 43,000 4.1
31 52 35 60
83
90
& (1) 60A Circuit Breaker
230 13.8 47,000 4.1
31 52 35 60
83
90
240 15.0 51,200 4.1
31 52 35 60
83
90
THREE PHASE
8 kW 5 lbs.
ECB47-8 (27A44) 1 208 6.0 20,500 4.1
26 - - - 30 - - -
- - -
- - -
Terminal Block
220 6.7 22,900 4.1
29 - - - 30 - - -
- - -
- - -
230 7.3 25,100 4.1
29 - - - 30 - - -
- - -
- - -
240 8.0 27,300 4.1
29 - - - 30 - - -
- - -
- - -
10 kW
ECB47-10 (27A35) 1 208 7.5 25,600 4.1
31 - - - 35 - - -
- - -
- - -
6 lbs.
Terminal Block
220 8.4 28,700 4.1
35 - - - 35 - - -
- - -
- - -
230 9.2 31,400 4.1
35 - - - 35 - - -
- - -
- - -
240 10.0 34,100 4.1
35 - - - 35 - - -
- - -
- - -
15 kW
ECB47-15CB (27A36) 1 208 11.3 38,400 4.1
44 - - - 45 - - -
- - -
- - -
12 lbs.
(1) 50A Circuit breaker
220 12.6 43,000 4.1
50 - - - 50 - - -
- - -
- - -
230 13.5 47,000 4.1
50 - - - 50 - - -
- - -
- - -
240 15.0 51,200 4.1
50 - - - 50 - - -
- - -
- - -
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 14
ELECTRIC HEAT DATA
7AH2E-036 | SINGLE PHASE
Electic Heat Model Number
No. of Stages
Volts
Input kW 1 Btuh
3 Minimum 2 Blower Circuit
Motor Ampacity Full Load Amps Ckt 1 Ckt 2
5 Maximum Overcurrent Protection Ckt 1 Ckt 2
Single Point Power Source 3 Minimum 5 Maximum Circuit Overcurrent Ampacity Protection
5 kW
ECB47-5 (27A31) 1 208 3.8 12,800 4.1
28 - - - 4 30 - - -
- - -
- - -
4 lbs.
Terminal Block ECB47-5CB (27A24)
220 4.2 14,300 4.1
31 - - - 35 - - -
- - -
- - -
35A Circuit breaker
230 4.6 15,700 4.1
31 - - - 35 - - -
- - -
- - -
240 5.0 17,100 4.1
31 - - - 35 - - -
- - -
- - -
6 kW
ECB47-6 (27A25) 1 208 4.5 15,400 4.1
32 - - - 4 35 - - -
- - -
- - -
4 lbs.
Terminal Block ECB47-6CB (27A26)
220 5.0 17,100 4.1
36 - - - 40 - - -
- - -
- - -
40A Circuit breaker
230 5.5 18,800 4.1
36 - - - 40 - - -
- - -
- - -
240 6.0 20,500 4.1
36 - - - 40 - - -
- - -
- - -
8 kW
ECB47-8 (27A21) 1 208 6.0 20,500 4.1
41 - - - 4 45 - - -
- - -
- - -
5 lbs.
Terminal Block ECB47-8CB (27A32)
220 6.7 22,900 4.1
47 - - - 50 - - -
- - -
- - -
50A Circuit breaker
230 7.3 25,100 4.1
47 - - - 50 - - -
- - -
- - -
240 8.0 27,300 4.1
47 - - - 50 - - -
- - -
- - -
9 kW
ECB47-9 (27A22) 2 208 6.8 23,100 4.1
46 - - - 4 50 - - -
- - -
- - -
5 lbs.
Terminal Block ECB47-9CB (27A27)
220 7.6 25,800 4.1
52 - - - 60 - - -
- - -
- - -
60A Circuit breaker
230 8.3 28,200 4.1
52 - - - 60 - - -
- - -
- - -
240 9.0 30,700 4.1
52 - - - 60 - - -
- - -
- - -
12.5
ECB47-12.5CB (27A28) 2 208 9.4 32,000 4.1
24 38 4 25 4 40
62
70
kW (1) 30A Circuit breaker and
10 lbs.
(1) 45A Circuit breaker
220 10.5 35,800 4.1
27 43 30 45
70
70
230 11.5 39,200 4.1
27 43 30 45
70
70
240 12.5 42,600 4.1
27 43 30 45
70
70
15 kW
ECB47-15CB (27A23) 2 208 11.3 38,400 4.1
28 45 4 30 4 45
73
80
12 lbs. (1) 35A Circuit breaker and (1) 60A Circuit Breaker
220 12.6 43,000 4.1
31 52 35 60
83
90
230 13.8 47,000 4.1
31 52 35 60
83
90
240 15.0 51,200 4.1
31 52 35 60
83
90
20 kW
ECB47-20CB (27A33) 2 208 15.0 51,200 4.1
46 50 4 50 4 50
96
100
19 lbs. (1) 60A Circuit breaker and (1) 60A Circuit Breaker
220 16.8 57,300 4.1
52 57 60 60
109
125
230 18.4 62,700 4.1
52 57 60 60
109
125
240 20.0 68,200 4.1
52 57 60 60
109
125
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 15
ELECTRIC HEAT DATA
7AH2E-036 | THREE PHASE
Electic Heat Model Number
No. of Stages
Volts
Input kW 1 Btuh
3 Minimum 5 Maximum 2 Blower Circuit Overcurrent
Motor Ampacity Protection Full Load Amps Ckt 1 Ckt 2 Ckt 1 Ckt 2
Single Point Power Source 3 Minimum 5 Maximum Circuit Overcurrent Ampacity Protection
8 kW
ECB47-8 (27A44) 1 208 6.0 20,500
4.1
26 - - - 30 - - -
- - -
- - -
5 lbs.
Terminal Block
220 6.7 22,900
4.1
29 - - - 30 - - -
- - -
- - -
230 7.3 25,100
4.1
29 - - - 30 - - -
- - -
- - -
240 8.0 27,300
4.1
29 - - - 30 - - -
- - -
- - -
10 kW ECB47-10 (27A35) 1 208 7.5 25,600
4.1
31 - - - 35 - - -
- - -
- - -
6 lbs.
Terminal Block
220 8.4 28,700
4.1
35 - - - 35 - - -
- - -
- - -
230 9.2 31,400
4.1
35 - - - 35 - - -
- - -
- - -
240 10.0 34,100
4.1
35 - - - 35 - - -
- - -
- - -
ECB47-10 (27A38) 1 440 8.4 28,700
2.1
16 - - - 20 - - -
- - -
- - -
(3) 20A Fuses
460 9.2 31,400
2.1
17 - - - 20 - - -
- - -
- - -
480 10.0 34,100
2.1
17 - - - 20 - - -
- - -
- - -
15 kW ECB47-15CB (27A36) 1 208 11.3 38,400
4.1
44 - - - 4 45 - - -
- - -
- - -
12 lbs. (1) 50A Circuit breaker
220 12.6 43,000
4.1
50 - - - 50 - - -
- - -
- - -
230 13.5 47,000
4.1
50 - - - 50 - - -
- - -
- - -
240 15.0 51,200
4.1
50 - - - 50 - - -
- - -
- - -
ECB47-15 (27A39) 1 440 12.6 43,000
2.1
23 - - - 25 - - -
- - -
- - -
(3) 25A Fuses
460 13.5 47,000
2.1
24 - - - 25 - - -
- - -
- - -
480 15.0 51,200
2.1
25 - - - 30 - - -
- - -
- - -
20 kW ECB47-20CB (27A37) 2 208 15.0 51,200
4.1
31 26 35 4 30
57
60
19 lbs. (2) 35A Circuit breaker
220 16.8 57,300
4.1
35 30 35 4 30
65
70
230 18.4 62,700
4.1
35 30 35 4 30
65
70
240 20.0 68,200
4.1
35 30 35 4 30
65
70
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 16
ELECTRIC HEAT DATA
7AH2E-042 | SINGLE PHASE
Electic Heat Model Number
No. of Stages
Input
2 Blower Motor Full Load
3 Minimum Circuit
Ampacity
5 Maximum Overcurrent Protection
Single Point Power Source
3 Minimum 5 Maximum
Volts kW 1 Btuh Amps Ckt 1 Ckt 2 Ckt 3 Ckt 1 Ckt 2 Ckt 3 Circuit Overcurrent
Ampacity Protection
5 kW
ECB47-5 (27A31) 1 208 3.8 12,800 7.6 32 - - - - - - 35 - - - - - - - - -
- - -
4 lbs.
Terminal Block ECB47-5CB (27A24)
220 4.2 14,300 7.6 36 - - - - - - 4 40 - - - - - - - - -
- - -
35A Circuit breaker
230 4.6 15,700 7.6 36 - - - - - - 4 40 - - - - - - - - -
- - -
240 5.0 17,100 7.6 36 - - - - - - 4 40 - - - - - - - - -
- - -
6 kW
ECB47-6 (27A25) 1 208 4.5 15,400 7.6 37 - - - - - - 40 - - - - - - - - -
- - -
4 lbs.
Terminal Block ECB47-6CB (27A26)
220 5.0 17,100 7.6 41 - - - - - - 4 45 - - - - - - - - -
- - -
40A Circuit breaker
230 5.5 18,800 7.6 41 - - - - - - 4 45 - - - - - - - - -
- - -
240 6.0 20,500 7.6 41 - - - - - - 4 45 - - - - - - - - -
- - -
8 kW
ECB47-8 (27A21) 1 208 6.0 20,500 7.6 46 - - - - - - 50 - - - - - - - - -
- - -
5 lbs.
Terminal Block ECB47-8CB (27A32)
220 6.7 22,900 7.6 51 - - - - - - 4 60 - - - - - - - - -
- - -
50A Circuit breaker
230 7.3 25,100 7.6 51 - - - - - - 4 60 - - - - - - - - -
- - -
240 8.0 27,300 7.6 51 - - - - - - 4 60 - - - - - - - - -
- - -
9 kW
ECB47-9 (27A22) 2 208 6.8 23,100 7.6 50 - - - - - - 4 50 - - - - - - - - -
- - -
5 lbs.
Terminal Block ECB47-9CB (27A27)
220 7.6 25,800 7.6 56 - - - - - - 60 - - - - - - - - -
- - -
60A Circuit breaker
230 8.3 28,200 7.6 56 - - - - - - 60 - - - - - - - - -
- - -
240 9.0 30,700 7.6 56 - - - - - - 60 - - - - - - - - -
- - -
12.5 kW ECB47-12.5CB (27A28) 2 208 9.4 32,000 7.6 28 38 - - - 30 4 40 - - -
66
80
10 lbs.
(1) 30A Circuit breaker and
220 10.5 35,800 7.6 31 43 - - - 4 35 45 - - -
75
80
(1) 45A Circuit breaker
230 11.5 39,200 7.6 31 43 - - - 4 35 45 - - -
75
80
240 12.5 42,600 7.6 31 43 - - - 4 35 45 - - -
75
80
15 kW
ECB47-15CB (27A23) 2 208 11.3 38,400 7.6 32 45 - - - 35 4 45 - - -
77
80
12 lbs.
(1) 35A Circuit breaker and
220 12.6 43,000 7.6 36 52 - - - 4 40 60 - - -
88
90
(1) 60A Circuit breaker
230 13.5 47,000 7.6 36 52 - - - 4 40 60 - - -
88
90
240 15.0 51,200 7.6 36 52 - - - 4 40 60 - - -
88
90
20 kW
ECB47-20CB (27A33) 2 208 15.0 51,200 7.6 50 50 - - - 4 50 4 50 - - - 100
125
19 lbs.
(1) 60A Circuit breaker and
220 16.8 57,300 7.6 56 57 - - - 60 60 - - - 114
125
(1) 60A Circuit breaker
230 18.4 62,700 7.6 56 57 - - - 60 60 - - - 114
125
240 20.0 68,200 7.6 56 57 - - - 60 60 - - - 114
125
25 kW
ECB47-25CB (27A34) 3 208 18.8 64,100 7.6 47 38 38 4 50 4 40 4 40 123
125
19 lbs.
(1) 60A Circuit breaker and
220 21.0 71,700 7.6 53 43 43 60 45 45 140
150
(2) 45A Circuit breakers
230 23.0 78,300 7.6 53 43 43 60 45 45 140
150
240 25.0 85,300 7.6 53 43 43 60 45 45 140
150
1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 17
ELECTRIC HEAT DATA
7AH2E-042 | THREE PHASE
Electic Heat No. of Model Number Stages
Volts
Input kW 1 Btuh
2 Blower Motor Full
3 Minimum Circuit
Ampacity
Load Amps Ckt 1 Ckt 2
5 Maximum Overcurrent Protection
Ckt 1 Ckt 2
Single Point Power Source
3 Minimum 5 Maximum Circuit Overcurrent
Ampacity Protection
8 kW 5 lbs.
ECB47-8 (27A44) 1 208 6.0 20,500 7.6
30 - - - 30 - - -
- - -
- - -
Terminal block
220 6.7 22,900 7.6
33 - - - 35 - - -
- - -
- - -
230 7.3 25,100 7.6
33 - - - 35 - - -
- - -
- - -
240 8.0 27,300 7.6
33 - - - 35 - - -
- - -
- - -
10 kW
ECB47-10 (27A35) 1 208 7.5 25,600 7.6
36 - - - 40 - - -
- - -
- - -
6 lbs.
Terminal Block
220 8.4 28,700 7.6
40 - - - 40 - - -
- - -
- - -
230 9.2 31,400 7.6
40 - - - 40 - - -
- - -
- - -
240 10.0 34,100 7.6
40 - - - 40 - - -
- - -
- - -
15 kW
ECB47-15CB (27A36) 1 208 11.3 38,400 7.6
49 - - - 50 - - -
- - -
- - -
12 lbs.
50A Circuit breaker
220 12.6 43,000 7.6
55 - - - 4 60 - - -
- - -
- - -
230 13.5 47,000 7.6
55 - - - 4 60 - - -
- - -
- - -
240 15.0 51,200 7.6
55 - - - 4 60 - - -
- - -
- - -
20 kW
ECB47-20CB (27A37) 2 208 15.0 51,200 7.6
36 26 4 40 4 30
62
70
19 lbs.
(2) 35A Circuit breaker
220 16.8 57,300 7.6
40 30 4 40 4 30
70
70
230 18.4 62,700 7.6
40 30 4 40 4 30
70
70
240 20.0 68,200 7.6
40 30 4 40 4 30
70
70
25 kW
ECB47-25CB (27A45) 2 208 18.8 64,100 7.6
42 33 4 50 4 35
62
70
19 lbs.
(2) 45A Circuit breaker
220 21.0 71,700 7.6
47 38 4 50 4 40
85
90
230 23.0 78,300 7.6
47 38 4 50 4 40
85
90
240 25.0 85,300 7.6
47 38 4 50 4 40
85
90
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse. 6 Blower motor is rated at 460V.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 18
ELECTRIC HEAT DATA
7AH2E-048 | SINGLE PHASE
Electic Heat Model Number
No. of Stages
Input
2 Blower Motor Full Load
3 Minimum Circuit
Ampacity
5 Maximum Overcurrent Protection
Single Point Power Source
³ Minimum Maximum
Volts kW 1 Btuh Amps Ckt 1 Ckt 2 Ckt 3 Ckt 1 Ckt 2 Ckt 3 Circuit Overcurrent
Ampacity Protection
5 kW
ECB47-5 (27A31) 1 208 3.8 12,800 7.6 32 - - - - - - 35 - - - - - -
- - -
- - -
4 lbs.
Terminal Block ECB47-5CB (27A24)
35A Circuit breaker
220 4.2 14,300 7.6 36 - - - - - - 4 40 - - - - - -
- - -
- - -
230 4.6 15,700 7.6 36 - - - - - - 4 40 - - - - - -
- - -
- - -
240 5.0 17,100 7.6 36 - - - - - - 4 40 - - - - - -
- - -
- - -
6 kW
ECB47-6 (27A25) 1 208 4.5 15,400 7.6 37 - - - - - - 40 - - - - - -
- - -
- - -
4 lbs.
Terminal Block ECB47-6CB (27A26)
40A Circuit breaker
220 5.0 17,100 7.6 41 - - - - - - 4 45 - - - - - -
- - -
- - -
230 5.5 18,800 7.6 41 - - - - - - 4 45 - - - - - -
- - -
- - -
240 6.0 20,500 7.6 41 - - - - - - 4 45 - - - - - -
- - -
- - -
8 kW
ECB47-8 (27A21) 1 208 6.0 20,500 7.6 46 - - - - - - 50 - - - - - -
- - -
- - -
5 lbs.
Terminal Block ECB47-8CB (27A32)
50A Circuit breaker
220 6.7 22,900 7.6 51 - - - - - - 4 60 - - - - - -
- - -
- - -
230 7.3 25,100 7.6 51 - - - - - - 4 60 - - - - - -
- - -
- - -
240 8.0 27,300 7.6 51 - - - - - - 4 60 - - - - - -
- - -
- - -
9 kW
ECB47-9 (27A22) 2 208 6.8 23,100 7.6 50 - - - - - - 4 50 - - - - - -
- - -
- - -
5 lbs.
Terminal Block ECB47-9CB (27A27)
60A Circuit breaker
220 7.6 25,800 7.6 56 - - - - - - 60 - - - - - -
- - -
- - -
230 8.3 28,200 7.6 56 - - - - - - 60 - - - - - -
- - -
- - -
240 9.0 30,700 7.6 56 - - - - - - 60 - - - - - -
- - -
- - -
12.5 ECB47-12.5CB (27A28) 2 208 9.4 32,000 7.6 28 38 - - - 30 4 40 - - -
66
70
kW
(1) 30A Circuit breaker
10 lbs. & (1) 45A Circuit breaker
220 10.5 35,800 7.6 31 43 - - - 4 35 45 - - -
75
80
230 11.5 39,200 7.6 31 43 - - - 4 35 45 - - -
75
80
240 12.5 42,600 7.6 31 43 - - - 4 35 45 - - -
75
80
15 kW ECB47-15CB (27A23) 2 208 11.3 38,400 7.6 32 45 - - - 35 4 45 - - -
77
80
12 lbs. (1) 35A Circuit breaker
& (1) 60A Circuit breaker
220 12.6 43,000 7.6 36 52 - - - 4 40 60 - - -
88
90
230 13.5 47,000 7.6 36 52 - - - 4 40 60 - - -
88
90
240 15.0 51,200 7.6 36 52 - - - 4 40 60 - - -
88
90
20 kW ECB47-20CB (27A33) 2 208 15.0 51,200 7.6 50 50 - - - 4 50 4 50 - - -
100
125
19 lbs. (1) 60A Circuit breaker & (1) 60A Circuit breaker
220 16.8 57,300 7.6 56 57 - - - 60 60 - - -
114
125
230 18.4 62,700 7.6 56 57 - - - 60 60 - - -
114
125
240 20.0 68,200 7.6 56 57 - - - 60 60 - - -
114
125
25 kW ECB47-25CB (27A34) 3 208 18.8 64,100 7.6 47 38 38 4 50 4 40 4 40
123
125
19 lbs.
(1) 60A Circuit breaker & (2) 45A Circuit breakers
220 21.0 71,700 7.6 53 43 43 60 45 45
140
150
230 23.0 78,300 7.6 53 43 43 60 45 45
140
150
240 25.0 85,300 7.6 53 43 43 60 45 45
140
150
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 19
ELECTRIC HEAT DATA
7AH2E-048 | THREE PHASE
Electic Heat No. of Model Number Stages
Volts
Input kW 1 Btuh
2 Blower Motor Full
3 Minimum Circuit
Ampacity
Load Amps Ckt 1 Ckt 2
5 Maximum Overcurrent Protection
Ckt 1 Ckt 2
Single Point Power Source
3 Minimum 5 Maximum Circuit Overcurrent
Ampacity Protection
8 kW 5 lbs.
ECB47-8 (27A44) 1 208 6.0 20,500 7.6
30 - - - 30 - - -
- - -
- - -
Terminal block
220 6.7 22,900 7.6
33 - - - 35 - - -
- - -
- - -
230 7.3 25,100 7.6
33 - - - 35 - - -
- - -
- - -
240 8.0 27,300 7.6
33 - - - 35 - - -
- - -
- - -
10 kW
ECB47-10 (27A35) 1 208 7.5 25,600 7.6
36 - - - 40 - - -
- - -
- - -
6 lbs.
Terminal Block
220 8.4 28,700 7.6
40 - - - 40 - - -
- - -
- - -
230 9.2 31,400 7.6
40 - - - 40 - - -
- - -
- - -
240 10.0 34,100 7.6
40 - - - 40 - - -
- - -
- - -
ECB47-10 (27A38) 1 440 8.4 28,700 4.0
18 - - - 20 - - -
- - -
- - -
(3) 20A Fuses
460 9.2 31,400 4.0
19 - - - 20 - - -
- - -
- - -
480 10.0 34,100 4.0
20 - - - 25 - - -
- - -
- - -
15 kW
ECB47-15CB (27A36) 1 208 11.3 38,400 7.6
49 - - - 50 - - -
- - -
- - -
12 lbs.
50A Circuit breaker
220 12.6 43,000 7.6
55 - - - 4 60 - - -
- - -
- - -
230 13.5 47,000 7.6
55 - - - 4 60 - - -
- - -
- - -
240 15.0 51,200 7.6
55 - - - 4 60 - - -
- - -
- - -
ECB47-15 (27A39) 1 440 12.6 43,000 4.0
25 - - - 30 - - -
- - -
- - -
(3) 25A Fuses
460 13.5 47,000 4.0
26 - - - 30 - - -
- - -
- - -
480 15.0 51,200 4.0
27 - - - 30 - - -
- - -
- - -
20 kW
ECB47-20CB (27A37) 2 208 15.0 51,200 7.6
36 26 4 40 4 30
62
70
19 lbs.
(2) 35A Circuit breaker
220 16.8 57,300 7.6
40 30 4 40 4 30
70
70
230 18.4 62,700 7.6
40 30 4 40 4 30
70
70
240 20.0 68,200 7.6
40 30 4 40 4 30
70
70
ECB47-20 (27A40) 1 440 16.8 57,300 4.0
33 - - - 35 - - -
- - -
- - -
(3) 35A Fuses
460 18.4 62,700 4.0
34 - - - 35 - - -
- - -
- - -
480 20.0 68,200 4.0
35 - - - 40 - - -
- - -
- - -
6 ECB47-20 (27A43) 1 550 16.8 57,300 4.0
27 - - - 30 - - -
- - -
- - -
(3) 25A Fuses
575 18.4 62,700 4.0
28 - - - 30 - - -
- - -
- - -
600 20.0 68,200 4.0
29 - - - 30 - - -
- - -
- - -
25 kW
ECB47-25CB (27A45) 2 208 18.8 64,100 7.6
42 33 4 50 4 35
75
80
19 lbs.
(2) 45A Circuit breaker
220 21.0 71,700 7.6
47 38 4 50 4 40
85
90
230 23.0 78,300 7.6
47 38 4 50 4 40
85
90
240 25.0 85,300 7.6
47 38 4 50 4 40
85
90
ECB47-25 (27A42) 1 440 21.0 71,700 4.0
39 - - - 40 - - -
- - -
- - -
(3) 40A Fuses
460 23.0 78,300 4.0
41 - - - 45 - - -
- - -
- - -
480 25.0 85,300 4.0
42 - - - 45 - - -
- - -
- - -
6 ECB47-25 (27A41) 1 550 21.0 71,700 4.0
32 - - - 35 - - -
- - -
- - -
(3) 35A Fuses
575 23.0 78,300 4.0
34 - - - 35 - - -
- - -
- - -
600 25.0 85,300 4.0
35 - - - 40 - - -
- - -
- - -
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse. 6 Blower motor is rated at 460V.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 20
ELECTRIC HEAT DATA
7AH2E-060 | SINGLE PHASE
Electic Heat Model Number
No. of Stages
Input
2 Blower Motor Full Load
3 Minimum Circuit
Ampacity
5 Maximum Overcurrent Protection
Single Point Power Source
3 Minimum 5 Maximum
Volts kW 1 Btuh
Amps
Ckt 1 Ckt 2 Ckt 3 Ckt 1 Ckt 2 Ckt 3 Circuit Overcurrent Ampacity Protection
5 kW
ECB47-5 (27A31) 1 208 3.8 12,800 7.6 32 - - - - - - 35 - - - - - -
- - -
- - -
4 lbs.
Terminal Block ECB47-5CB (27A24)
35A Circuit breaker
220 4.2 14,300 7.6 36 - - - - - - 4 40 - - - - - -
- - -
- - -
230 4.6 15,700 7.6 36 - - - - - - 4 40 - - - - - -
- - -
- - -
240 5.0 17,100 7.6 36 - - - - - - 4 40 - - - - - -
- - -
- - -
6 kW
ECB47-6 (27A25) 1 208 4.5 15,400 7.6 37 - - - - - - 40 - - - - - -
- - -
- - -
4 lbs.
Terminal Block ECB47-6CB (27A26)
40A Circuit breaker
220 5.0 17,100 7.6 41 - - - - - - 4 45 - - - - - -
- - -
- - -
230 5.5 18,800 7.6 41 - - - - - - 4 45 - - - - - -
- - -
- - -
240 6.0 20,500 7.6 41 - - - - - - 4 45 - - - - - -
- - -
- - -
8 kW
ECB47-8 (27A21) 1 208 6.0 20,500 7.6 46 - - - - - - 50 - - - - - -
- - -
- - -
5 lbs.
Terminal Block ECB47-8CB (27A32)
50A Circuit breaker
220 6.7 22,900 7.6 51 - - - - - - 4 60 - - - - - -
- - -
- - -
230 7.3 25,100 7.6 51 - - - - - - 4 60 - - - - - -
- - -
- - -
240 8.0 27,300 7.6 51 - - - - - - 4 60 - - - - - -
- - -
- - -
9 kW
ECB47-9 (27A22) 2 208 6.8 23,100 7.6 50 - - - - - - 4 50 - - - - - -
- - -
- - -
5 lbs.
Terminal Block ECB47-9CB (27A27)
60A Circuit breaker
220 7.6 25,800 7.6 56 - - - - - - 60 - - - - - -
- - -
- - -
230 8.3 28,200 7.6 56 - - - - - - 60 - - - - - -
- - -
- - -
240 9.0 30,700 7.6 56 - - - - - - 60 - - - - - -
- - -
- - -
12.5 ECB47-12.5CB (27A28) 2 208 9.4 32,000 7.6 28 38 - - - 30 4 40 - - -
66
70
kW (1) 30A Circuit breaker
220 10.5 35,800 7.6 31 43 - - - 4 35 45 - - -
75
80
10 lbs. & (1) 45A Circuit breaker
230 11.5 39,200 7.6 31 43 - - - 4 35 45 - - -
75
80
240 12.5 42,600 7.6 31 43 - - - 4 35 45 - - -
75
80
15 kW ECB47-15CB (27A23) 2 208 11.3 38,400 7.6 32 45 - - - 35 4 45 - - -
77
80
12 lbs. (1) 35A Circuit breaker
220 12.6 43,000 7.6 36 52 - - - 4 40 60 - - -
88
90
& (1) 60A Circuit breaker
230 13.5 47,000 7.6 36 52 - - - 4 40 60 - - -
88
90
240 15.0 51,200 7.6 36 52 - - - 4 40 60 - - -
88
90
20 kW ECB47-20CB (27A33) 2 208 15.0 51,200 7.6 50 50 - - - 4 50 4 50 - - -
100
125
19 lbs. (1) 60A Circuit breaker & (1) 60A Circuit breaker
220 16.8 57,300 7.6 56 57 - - - 60 60 - - -
114
125
230 18.4 62,700 7.6 56 57 - - - 60 60 - - -
114
125
240 20.0 68,200 7.6 56 57 - - - 60 60 - - -
114
125
25 kW ECB47-25CB (27A34) 3 208 18.8 64,100 7.6 47 38 38 4 50 4 40 4 40
123
125
19 lbs.
(1) 60A Circuit breaker & (2) 45A Circuit breakers
220 21.0 71,700 7.6 53 43 43 60 45 45
140
150
230 23.0 78,300 7.6 53 43 43 60 45 45
140
150
240 25.0 85,300 7.6 53 43 43 60 45 45
140
150
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 21
ELECTRIC HEAT DATA
7AH2E-060 | THREE PHASE
Electic Heat No. of Model Number Stages
Volts
Input kW 1 Btuh
2 Blower Motor Full
3 Minimum Circuit
Ampacity
Load Amps Ckt 1 Ckt 2
5 Maximum Overcurrent Protection
Ckt 1 Ckt 2
Single Point Power Source
3 Minimum 5 Maximum Circuit Overcurrent
Ampacity Protection
8 kW 5 lbs.
ECB47-8 (27A44) 1 208 6.0 20,500 7.6
30 - - - 30 - - -
- - -
- - -
Terminal block
220 6.7 22,900 7.6
33 - - - 35 - - -
- - -
- - -
230 7.3 25,100 7.6
33 - - - 35 - - -
- - -
- - -
240 8.0 27,300 7.6
33 - - - 35 - - -
- - -
- - -
10 kW
ECB47-10 (27A35) 1 208 7.5 25,600 7.6
36 - - - 40 - - -
- - -
- - -
6 lbs.
Terminal Block
220 8.4 28,700 7.6
40 - - - 40 - - -
- - -
- - -
230 9.2 31,400 7.6
40 - - - 40 - - -
- - -
- - -
240 10.0 34,100 7.6
40 - - - 40 - - -
- - -
- - -
ECB47-10 (27A38) 1 440 8.4 28,700 4.0
18 - - - 20 - - -
- - -
- - -
(3) 20A Fuses
460 9.2 31,400 4.0
19 - - - 20 - - -
- - -
- - -
480 10.0 34,100 4.0
20 - - - 25 - - -
- - -
- - -
15 kW
ECB47-15CB (27A36) 1 208 11.3 38,400 7.6
49 - - - 50 - - -
- - -
- - -
12 lbs.
50A Circuit breaker
220 12.6 43,000 7.6
55 - - - 4 60 - - -
- - -
- - -
230 13.5 47,000 7.6
55 - - - 4 60 - - -
- - -
- - -
240 15.0 51,200 7.6
55 - - - 4 60 - - -
- - -
- - -
ECB47-15 (27A39) 1 440 12.6 43,000 4.0
25 - - - 30 - - -
- - -
- - -
(3) 25A Fuses
460 13.5 47,000 4.0
26 - - - 30 - - -
- - -
- - -
480 15.0 51,200 4.0
27 - - - 30 - - -
- - -
- - -
20 kW
ECB47-20CB (27A37) 2 208 15.0 51,200 7.6
36 26 4 40 4 30
62
70
19 lbs.
(2) 35A Circuit breaker
220 16.8 57,300 7.6
40 30 4 40 4 30
70
70
230 18.4 62,700 7.6
40 30 4 40 4 30
70
70
240 20.0 68,200 7.6
40 30 4 40 4 30
70
70
ECB47-20 (27A40) 1 440 16.8 57,300 4.0
33 - - - 35 - - -
- - -
- - -
(3) 35A Fuses
460 18.4 62,700 4.0
34 - - - 35 - - -
- - -
- - -
480 20.0 68,200 4.0
35 - - - 40 - - -
- - -
- - -
6 ECB47-20 (27A43) 1 550 16.8 57,300 4.0
27 - - - 30 - - -
- - -
- - -
(3) 25A Fuses
575 18.4 62,700 4.0
28 - - - 30 - - -
- - -
- - -
600 20.0 68,200 4.0
29 - - - 30 - - -
- - -
- - -
25 kW
ECB47-25CB (27A45) 2 208 18.8 64,100 7.6
42 33 45 4 35
75
80
19 lbs.
(2) 45A Circuit breaker
220 21.0 71,700 7.6
47 38 4 50 4 40
85
90
230 23.0 78,300 7.6
47 38 4 50 4 40
85
90
240 25.0 85,300 7.6
47 38 4 50 4 40
85
90
ECB47-25 (27A42) 1 440 21.0 71,700 4.0
39 - - - 40 - - -
- - -
- - -
(3) 40A Fuses
460 23.0 78,300 4.0
41 - - - 45 - - -
- - -
- - -
480 25.0 85,300 4.0
42 - - - 45 - - -
- - -
- - -
6 ECB47-25 (27A41) 1 550 21.0 71,700 4.0
32 - - - 35 - - -
- - -
- - -
(3) 35A Fuses
575 23.0 78,300 4.0
34 - - - 35 - - -
- - -
- - -
600 25.0 85,300 4.0
35 - - - 40 - - -
- - -
- - -
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps. 1 Electric heater capacity only - does not include additional blower motor heat capacity. 2 Amps shown are for blower motor only. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F. 4 Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 11. 5 HACR type circuit breaker or fuse. 6 Blower motor is rated at 460V.
7AH2AE | 1.5 to 5 ton Air Handlers | Page 22
DIMENSIONS
UNIT - UPFLOW POSITION
SUPPLY
AIR
3/4
OPENING
(19)
3/4
3/4
(19) 11-1/16 (281)
(19)
D
LINE VOLTAGE LOW VOLTAGE
INLETS
INLETS
(Top and Left Side) (Top and
Right Side)
TOP VIEW
B
5/8 (16)
DETAIL OF PIPING PLATE
1-1/8 (29) SUCTION LINE
LIQUID LINE
4-3/8 (111)
CONDENSATE DRAINS (2) (Horizontal)
2 (51)
5-3/8 (137)
2-3/4 (70)
CONDENSATE DRAINS (2) (Upflow and Downflow)
1-3/4 (44) 3-1/2 (89)
C
AIR FLOW
G
OPTIONAL
ELECTRIC
BLOWER
HEAT
(Field
Installed)
A
PIPING PLATE
SUCTION
H
LINE
LIQUID LINE
Return Air
F
5/8 (16)
FRONT VIEW
5/8 (16)
FILTER ACCESS
FILTER 1
(25)
COIL
Return Air
E SIDE VIEW
Note - Units are shipped in one piece but may be disassembled into two separate sections for ease of installation.
5/8 (16)
Dimensions
A B C D E F G H
018, 024
in.
mm
49-1/4 1251
21-1/4 540
20-5/8 524
19-3/4 502
19
483
20
508
24-5/8 625
24-5/8 625
030, 036
in.
mm
51
1295
21-1/4 540
22-5/8 575
19-3/4 502
21
533
20
508
26-3/8 670
24-5/8 625
042, 048
in.
mm
58-1/2 1486
21-1/4 540
24-5/8 625
19-3/4 502
23
584
20
508
27-7/8 708
30-5/8 778
060
in.
mm
62-1/2 1588
21-1/4 540
24-5/8 625
19-3/4 502
23
584
20
508
27-7/8 708
34-5/8 879
7AH2AE | 1.5 to 5 ton Air Handlers | Page 23
DIMENSIONS
UNIT - DOWNFLOW POSITION
NOTE - Optional Downflow Conversion Kit Required
5/8 (16)
5/8
5/8
(16)
(16)
F
RETURN
E AIR
OPENING
1 (25)
TOP VIEW
DETAIL OF PIPING PLATE
1-1/8 (29) SUCTION LINE
LIQUID LINE
4-3/8 (111)
CONDENSATE DRAINS (2) (Horizontal)
2 (51) 3-5/8 (92)
CONDENSATE DRAINS (2) (Upflow and Downflow)
1 (25)
1-3/4 (44) 3-1/2 (89)
FILTER
B
ACCESS
C
PIPING PLATE
FILTER
H
SUCTION LINE
COIL
LIQUID LINE
AIR FLOW
A G
OPTIONAL ELECTRIC
HEAT (Field Installed) LOW VOLTAGE (Right Side) LINE VOLTAGE (Left Side)
5/8 (16)
Supply Air
3/4
D
3/4
(19)
(19)
FRONT VIEW
BLOWER
Supply Air
11-1/16 (281)
5/8 (16)
SIDE VIEW
Note - Units are shipped in one piece but may be disassembled into two separate sections for ease of installation.
Dimensions
A B C D E F G H
018, 024
in.
mm
49-1/4 1251
21-1/4 540
20-5/8 524
19-3/4 502
19
483
20
508
24-5/8 625
24-5/8 625
030, 036
in.
mm
51
1295
21-1/4 540
22-5/8 575
19-3/4 502
21
533
20
508
26-3/8 670
24-5/8 625
042, 048
in.
mm
58-1/2 1486
21-1/4 540
24-5/8 625
19-3/4 502
23
584
20
508
27-7/8 708
30-5/8 778
060
in.
mm
62-1/2 1588
21-1/4 540
24-5/8 625
19-3/4 502
23
584
20
508
27-7/8 708
34-5/8 879
7AH2AE | 1.5 to 5 ton Air Handlers | Page 24
DIMENSIONS
UNIT - HORIZONTAL RIGHT-HAND POSITION
DETAIL OF PIPING PLATE
5-3/8 (137)
2 (51)
LIQUID LINE
SUCTION LINE
FILTER
1-1/8 (29)
1-1/2 (38)
4-3/8 (111)
5-3/4 (146) CONDENSATE DRAINS (2) (Upflow and Downflow)
1-3/4 (44)
CONDENSATE DRAINS (2) (Horizontal)
5/8 (16)
LIQUID LINE
COIL
BLOWER
C
SUCTION LINE
OPTIONAL ELECTRIC HEAT (Field Installed)
TOP VIEW
Note - Units are shipped in one piece but may be disassembled into two separate sections for ease of installation.
A
H
G
5/8 (16) LINE VOLTAGE
INLETS (Top and Right Side)
11-1/16 (281)
3/4 (19)
3/4 (19)
E
5/8
1
(16)
F RETURN
(25)
AIR
OPENING
PIPING PLATE
AIR FLOW
B
SUPPLY AIR
D
OPENING
5/8 (16)
END VIEW
FILTER ACCESS
FRONT VIEW
LOW VOLTAGE INLETS (Bottom and Right Side)
3/4 (19)
END VIEW
FILTER
DETAIL OF PIPING PLATE
C
BLOWER
COIL
Note - Units are shipped in one piece but may be disassembled into two separate sections for ease of installation.
OPTIONAL ELECTRIC HEAT (Field Installed)
SUCTION LINE
3/4 (19) 3/4 (19)
11-1/16 (281)
LOW VOLTAGE 5/8
INLETS
(16)
(Top and
Left Side)
TOP VIEW
A
G
H
LIQUID LINE
4-3/8 (111) 1-1/8 (29)
SUCTION LINE LIQUID LINE
2 (51)
5-3/8 (137)
5/8 (16)
D
3/4 (19)
SUPPLY
AIR
B
OPENING
LINE VOLTAGE INLETS (Bottom and Left Side)
END VIEW
Dimensions
A B C D E F G H
018, 024
in.
mm
49-1/4 1251
21-1/4 540
20-5/8 524
19-3/4 502
19
483
20
508
24-5/8 625
24-5/8 625
AIR FLOW
PIPING PLATE
FILTER ACCESS
CONDENSATE DRAINS (2) (Horizontal)
1 (25)
1-3/4 (44)
FRONT VIEW
5-3/4 (146)
1-1/2 (38)
E
RETURN F
AIR
5/8 (16)
OPENING
5/8 (16)
END VIEW
030, 036
in.
mm
51
1295
21-1/4 540
22-5/8 575
19-3/4 502
21
533
20
508
26-3/8 670
24-5/8 625
042, 048
060
in.
mm
in.
mm
58-1/2 1486 62-1/2 1588
21-1/4 540 21-1/4 540
24-5/8 625 24-5/8 625
19-3/4 502 19-3/4 502
23
584
23
584
20
508
20
508
27-7/8 708 27-7/8 708
30-5/8 778 34-5/8 879
7AH2AE | 1.5 to 5 ton Air Handlers | Page 25
DIMENSIONS
DOWNFLOW COMBUSTIBLE FLOORING BASE
AIR HANDLER
ACCESSORIES
DOWNFLOW COMBUSTIBLE FLOORING BASE
1-5/8 (41)
1-5/8 (41) TOP VIEW
11-3/8 (289)
20 (508)
DOWNFLOW COMBUSTIBLE FLOORING BASE DETAIL
23-1/4 (591)
Break off extended width at pre-perforated line to fit specific air handler application. NOTE - Width of base includes an additional 2 in. (51 mm) for air handler positioning adjustment.
1-5/8 (41)
SUPPLY AIR OPENING
5/8
13-1/2 (343)
(16)
Opening
SIDE VIEW
3 (76)
Model No.
A B C
018, 024
in.
mm
22-5/8
575
- - -
- - -
- - -
- - -
A B C
030, 036
in.
mm
- - -
- - -
24-5/8
625
- - -
- - -
042, 048, 060
in.
mm
- - -
- - -
- - -
- - -
26-5/8
676
7AH2AE | 1.5 to 5 ton Air Handlers | Page 26
DIMENSIONS
HORIZONTAL SUPPORT FRAME KIT
Suspension Rods (Not furnished)
ACCESSORIES
End Channels (2)
DRAIN PAN (not furnished) Includes (2) 1 x 1-1/2 x 32-5/8 in. side channels and (2) 1 x 3 x 53-7/8 in. end channels.
SIDE RETURN UNIT STAND
(Upflow Only)
Side Channels (2)
16 (406)
6 (152)
FRONT
21-1/4 (540)
SIDE
ADJUSTABLE 20 (508) to 25 (635) ALL UNITS
7AH2AE | 1.5 to 5 ton Air Handlers | Page 27
Contact us at 1-800-448-5872
NOTE - Due to Allied Air's ongoing commitment to quality, Specifications, Ratings and Dimensions subject to change without notice and without incurring liability.
Improper installation, adjustment, alteration, service or maintenance can cause property damage or personal injury.
Installation and service must be performed by a qualified installer and servicing agency.
©2024 Allied Air Enterprises
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