036-21326-001-C-0202
Unitary Products Group
19
TABLE 20: BLOWER DRIVE DATA
Unit Model
Drive Data
Model Number
Blower RPM Range
Adj. Motor Pulley
Fixed Blower pulley
Belts
Datum Dia. (In.)
Bore (In.)
Datum Dia. (In.)
Bore (In.)
Qty.
Designation
LL180
1LD0436
640-810
4.0-5.0
7/8
11
1-3/16
1
A57
1LD0437
800-1000
5.3-6.3
1-1/8
11
1-3/16
2
A55
LL240
1LD0438
580-720
4.0-5.0
1-1/8
12
1-3/16
2
A63
1LD0439
700-830
4.0-5.0
1-1/8
13
1-3/16
2
A68
TABLE 21: BLOWER DATA
Unit
Model
Blower Motor Data
1
Drive Data
HP
Model Num-
ber
Frame size
Voltage (3PH-60Hz.)
Model
Number
Blower RPM
Range
LL180
3
2LR04603033
56
208/230/460
1
1LD0436
640-810
5
2LR04605023
184
208
1LD0437
800-1000
2LR04605032
184
230/460
1LD0437
800-1000
LL240
5
2LR04605023
184
208
1LD0438
580-720
1LD0439
700-830
2LR04605032
184
208/230/460
1LD0438
580-720
1LD0439
700-830
1. Three-phase motors will always be wired for 460 volt power supply. Refer to the wiring diagram inside the motor terminal box.
TABLE 22: INDOOR ELECTRICAL RATINGS
Model
Number
Blower Motor HP
Power Supply
FLA
Minimum Circuit
Ampacity
Max. Fuse Size
1
LL180
3
208-3-60
10.6
13.3
20
230-3-60
9.6
12.0
20
5
208-3-60
17.5
21.9
35
230-3-60
16.7
20.9
35
3
460-3-60
4.8
6.0
15
5
460-3-60
7.6
9.5
15
LL240
5
208-3-60
17.5
21.9
35
230-3-60
16.7
20.9
35
460-3-60
7.6
9.5
15
1. Maximum fuse or maximum circuit breaker (HACR type per NEC).