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036-21371-001-B-0203

Unitary Products Group

9

**These motors will always be wired for a 460 volt power supply. 

Refer to the wiring diagram inside the motor terminal box when 
the motor leads have to be reconnected for a 208 or 230 volt 
power supply.

 

TABLE 5: ELECTRIC HEAT ACCESSORY

Heater Model

Nominal Voltage

Heating Capacity

Nominal

Defrost

Supplemental

Standby and Emergency

KW

MBH

KW

MBH

KW

MBH

KW

MBH

2HS045010

25A

240

1

10

34.2

10

34.2

10

34.2

10

34.2

46A

480

2

2HS045016

25A

240

1

16

54.7

10

34.2

16

54.7

16

54.7

46A

480

2

2HS045026

25A

240

1

26

88.8

16

54.7

26

88.8

26

88.8

46A

480

2

2HS045036

25A

240

1

36

123.0

16

54.7

26

88.8

36

123.0

46A

480

2

1

For 208 volts, multiply the MBH and KW values by (208/240)^2 or 0.751.
For 208 volts, multiply the MBH and KW values by (230/240)^ 2 or 0.918.

2

For 460 volts, multiply the MBH and KW values by (460/480)^2 or 0.918.

TABLE 6: BLOWER MOTOR AND DRIVE DATA

Indoor

Unit

Model

Motor

HP

Blower

HP

Adjustable Motor Pulley

Fixed Blower Pulley

Belt

Pitch Diameter,

(in.)

Bore,

(in.)

Pitch Diameter,

(in.)

Bore,

(in.)

Designation

Pitch Length,

(in.)

FA090

1-1/2

690 - 920

2.8 - 3.8

7/8

7.5

1

A36

37.3

*Motor Specifications:

1750 RPM

inherently protected

208/230/460-3-60** •

1.15 service factor

solid base

permanently lubricated 
ball bearings

56 frame

TABLE 7: SUPPLY AIR BLOWER PERFORMANCE FA090

1

,

2

7.5 HEAT PUMP BLOWER PERFORMANCE

ESP

CFM

RPM

Watts

CFM

RPM

Watts

CFM

RPM

Watts

CFM

RPM

Watts

CFM

RPM

Watts

CFM

RPM

Watts

0.2

4152

895

1877

4014

892

1844

3725

819

1378

3443

774

1201

3219

734

1015

2949

691

855

0.4

3901

900

1752

3753

897

1714

3404

823

1255

3091

777

1084

2818

736

899

2503

694

744

0.6

3617

905

1607

3478

902

1569

3000

837

1118

2671

855

943

2149

740

762

-

-

-

0.8

3232

911

1443

3083

907

1406

2468

831

957

-

-

-

-

-

-

-

-

-

1

2740

916

1222

2431

913

1185

-

-

-

-

-

-

-

-

-

-

-

-

0 turns

1 turn

2 turns

3 turns

4 turns

5 turns

1

Available static pressure in IWG to overcome the resistance of the duct system and any accessories added to the unit. Refer to the table above for 
additional motor and drive data and to Table 10 for the resistance of these accessories.

2

Refer to Form 515.41-AD1 for blower performance curves.

Summary of Contents for EA090

Page 1: ...ve and a distributor that are only used during the heating cycle plus a check valve to pro vide the proper flow of refrigerant through the unit during both the cool ing and heating cycles To eliminate...

Page 2: ...ing 14 7 Accessory Dimensions 15 LIST OF TABLES Table Page No Description No 1 ARI Ratings 4 2 System Application Data 4 3 Refrigerant Piping Limitations 4 4 Cooling Capacity EA090 6 5 Heating Capacit...

Page 3: ...avel bed or some other means of handling this condensate may have to be provided INDOOR UNITS These indoor units are shipped for vertical installation but may be field converted for horizontal applica...

Page 4: ...Coil F Air Temperature on INDOOR Coil F Minimum Maximum minimum Maximum Cool Heat Cool heat Cool Heat Cool Heat 40 db 0 db1 115 db 75 db 57 wb 50 db2 72 wb 80 db 1 Below 0 F the control circuit will l...

Page 5: ...ing permits the outdoor unit to be mounted 60 feet over or under the indoor unit without any danger of flashing liquid refrigerant during the heating or the cooling cycle Refer to the REFRIGERANT PIPI...

Page 6: ...9 79 9 3 68 61 54 48 41 34 27 62 79 8 2 79 75 68 61 55 48 41 76 9 0 76 73 66 60 53 46 39 57 83 8 3 82 76 69 62 55 48 42 78 9 1 78 72 65 58 51 44 37 72 95 8 6 63 55 46 38 30 91 9 4 61 53 45 36 28 67 85...

Page 7: ...actor 0 963 0 935 0 981 0 981 0 965 0 992 1 000 1 000 1 000 1 015 1 049 1 008 1 030 1 098 1 019 Nominal Rating 86 83 80 77 74 71 68 72 85 10 2 52 45 38 31 24 67 74 10 1 66 59 53 46 39 32 25 62 74 9 8...

Page 8: ...BH 12 237 28 142 44 048 59 954 75 859 91 765 107 671 123 576 2400 KW 2 090 3 179 4 268 5 357 6 447 7 536 8 625 9 714 2400 70 MBH 9 673 25 579 41 485 57 390 73 296 89 201 105 107 121 013 2400 KW 2 576...

Page 9: ...tor Pulley Fixed Blower Pulley Belt Pitch Diameter in Bore in Pitch Diameter in Bore in Designation Pitch Length in FA090 1 1 2 690 920 2 8 3 8 7 8 7 5 1 A36 37 3 Motor Specifications 1750 RPM inheren...

Page 10: ...40 19 9 32 50 52 78 10 5 3300 845 65 101 26 38 21 10 46 73 29 44 19 9 35 55 56 85 10 5 3600 920 71 110 28 41 22 11 50 79 32 47 20 10 38 60 60 91 11 6 1 Adjusting the vertical louvers will vary the thr...

Page 11: ...connection These bases are finished to match the exterior of the basic unit They may have to be insulated in the field for certain applications Decorative Coil Guards can be field installed to enhance...

Page 12: ...ES OUTDOOR UNITS A I R OU T A I R I N A I R OU T 2 3 4 3 2 2 1 4 3 2 1 2 7 0 1 8 8 3 4 5 3 8 C ON T R OL B OX A C C E S S GU A GE L I N E A C C E S S 3 9 1 3 8 OD V A P OR L I N E 5 8 OD L I QU I D L...

Page 13: ...an electric heater a supply air plenum or a base is used Side with PIPING CONNECTIONS 52 2 2 This dimension is required for removal of the coil Only 26 is required for normal servicing Side opposite P...

Page 14: ...its require dual element time delay fuses Circuit breakers can be used in lieu of fuses for indoor units with an electric heat accessory 1 Only required when an electric heat accessory is used 2 Only...

Page 15: ...l wiring per basic unit instruction Form 035 18475 000 DO NOT route any field control wiring through the plenum WITHOUT ELECTRIC HEAT Install the power and the control wiring per basic unit instructio...

Page 16: ...D inches 3 8 Fins Aluminum per inch 13 Centrifugal Blower Forward Curve Diameter x Width inches 15 X 15 Blower Motor1 Nominal Rating HP 1 1 2 Filters Throwaway Quantity Per Unit 16 x 25 x 1 4 Total Fa...

Page 17: ...3 0 TABLE 13 ELECTRICAL DATA OUTDOOR UNIT Model EFB Compressor Outdoor Fan Motor Min Circuit Amps Max Fuse Size Min Wire Size 1 AWG Power Supply RLA LRA Power Factor Power Supply Qty FLA Each 090A 25...

Page 18: ...60 62 5 83 2 90 4 460 3 60 31 3 41 7 45 8 36 208 3 60 75 1 99 110 3 230 3 60 86 6 113 3 125 2 460 3 60 43 3 56 7 60 6 1 Unit with an electric heat accessory will always be wired for a single power su...

Page 19: ...036 21371 001 B 0203 Unitary Products Group 19...

Page 20: ...change without notice Printed in U S A 036 21371 001 B 0203 Copyright by Unitary Products Group 42003 All rights reserved Supersedes 036 21371 001 A 0402 Unitary 5005 Norman Products York OK Group Dr...

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