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Table 27 — Supply Fan/Return Fan Motor Limitations (Sizes 030-070)
HIGH-EFFICIENCY MOTORS
Nominal
Maximum
bhp
BkW
bhp
BkW
230-v
8.7
6.49
22.0
7.5
5.60
9.5
7.09
—
10.2
7.61
28.0
10
7.46
11.8
8.80
—
15.3
11.41
43.8
15
11.19
18.0
13.43
—
22.4
16.71
62.0
20
14.92
23.4
17.46
—
28.9
21.56
72.0
25
18.65
29.4
21.93
—
35.6
26.56
95.0
30
22.38
34.7
25.89
—
40
29.80
42.0
31.30
—
NOTE(S):
a. Extensive motor and electrical testing on the Carrier units has ensured that the full horsepower range of the motor can be utilized with confidence. Using fan motors up
to the horsepower ratings shown in the Motor Limitations table will not result in nuisance tripping or premature motor failure. Unit warranty will not be affected.
b. All motors comply with Energy Policy Act (EPACT) Standards effective October 24, 1997.
LEGEND
bhp
—
Brake Horsepower
BkW
—
Brake Kilowatts
Table 28 — Supply Fan/Return Fan Motor Limitations (Sizes 075-100)
HIGH-EFFICIENCY MOTORS
Nominal
BkW
Max bhp
HP
30
22.4
34.7
40
29.8
42.0
50
37.3
57.5
60
44.8
69.0
75
59.5
86.25
NOTE(S):
a. Extensive motor and electrical testing on the Carrier units has ensured that the full horsepower range of the motor can be utilized with confidence. Using fan motors up
to the horsepower ratings shown in the Motor Limitations table will not result in nuisance tripping or premature motor failure. Unit warranty will not be affected.
b. All motors comply with Energy Policy Act (EPACT) Standards effective October 24, 1997.
LEGEND
bhp
— Brake Horsepower
BkW — Brake Kilowatts
N/A
— Not Available
Table 29 — Optional High-Capacity Power Exhaust Systems Motor Limitations (Sizes 075-100)
Nominal
BkW
HP
20
14.9
30
22.4
40
29.8
50
37.3
60
44.8
Nominal
BkW
HP
20
14.9
30
22.4
40
29.8
50
37.3
60
44.8
NOTE(S):
a. Extensive motor and electrical testing on the Carrier units has ensured that the full horsepower range of the motor can be utilized with confidence. Using fan motors up
to the horsepower ratings shown in the Motor Limitations table will not result in nuisance tripping or premature motor failure. Unit warranty will not be affected.
b. All motors comply with Energy Policy Act (EPACT) Standards effective October 24, 1997.
LEGEND
bhp
—
Brake Horsepower
BkW —
Brake Kilowatts
Maximum Amps
Rated
Efficiency
380-v
460-v
575-v
—
—
—
15.0
12.0
10.0
—
—
—
20.7
14.6
12.0
—
—
—
27.0
21.9
19.0
—
—
—
37.4
28.7
23.0
—
—
—
43.8
37.4
31.0
—
—
—
—
48.0
36.3
—
55.0
—
Max Amps
Rated
Max BkW
Efficiency
460-v
575-v
25.9
48.0
36.3
31.3
55.0
48.8
42.9
71.0
52.8
51.5
82.6
60.5
64.3
99.5
N/A
HIGH-EFFICIENCY MOTORS
Max bhp
23.6
36.0
46.8
58.8
69.0
PREMIUM-EFFICIENCY MOTORS
Max bhp
23.6
36.0
46.8
58.8
69.0
Nominal
bhp
BkW
bhp
84.1
7.5
5.60
88.5
89.5
10.2
10
7.46
89.5
11.8
91.0
15.3
15
11.19
91.0
18.0
91.0
22.4
20
14.92
91.0
23.4
91.7
28.9
25
18.65
91.7
29.4
92.4
35.6
30
22.38
92.4
34.7
93.0
40
29.84
42.0
Nominal
BkW
HP
92.4
30
22.4
93.0
40
29.8
93.0
50
37.3
93.6
60
44.8
94.1
75
59.5
Max BkW
460-v
17.6
14.6
26.9
21.9
34.9
28.7
43.9
37.4
51.5
48.0
Max BkW
460-v
17.6
15.0
26.9
21.9
34.9
28.7
43.9
36.3
51.5
41.7
34
a,b
PREMIUM-EFFICIENCY MOTORS
Maximum
Maximum Amps
BkW
230-v
8.7
6.49
22.0
9.5
7.09
—
7.61
28.0
8.80
—
11.41
43.8
13.43
16.71
58.2
17.46
—
21.56
73.0
21.93
—
26.56
82.6
25.89
—
31.33
—
a,b
PREMIUM-EFFICIENCY MOTORS
Max Amps
Max bhp
Max BkW
460-v
34.7
25.9
41.7
42.0
31.3
55.0
57.5
42.9
71.0
69.0
51.5
75.0
86.25
64.3
95.5
Max Amps (ea)
575-v
12.0
19.0
23.0
31.0
36.3
Max Amps (ea)
575-v
N/A
N/A
N/A
N/A
N/A
Rated
Efficiency
460-v
—
91.7
12.0
91.7
—
91.7
15.0
91.7
—
93.0
21.9
93.0
—
93.6
28.7
93.6
—
93.6
36.3
93.6
—
93.6
41.7
93.6
55.0
94.5
Rated
Efficiency
575-v
N/A
93.6
N/A
94.5
N/A
94.5
N/A
95.4
N/A
95.4
a,b
Rated
Efficiency
89.5
91.0
91.0
91.7
92.4
Rated
Efficiency
91.7
93.0
93.6
93.6
93.6
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Troubleshooting
