ITE Heater Selection for Type A80, M and T Overload Relays
Gould/ITE
HEATER SELECTION TABLES
STANDARD OVERLOAD RELAYS
General
Instructions for Selection of Overload Relay Heater Elements:
1. Obtain full load current and service factor from motor nameplate or
from motor manufacturer. Dont not estimate full-load motor current from
horsepower tables.
2. Determine if one, two or three overload relays are needed.
3. Select proper heater from tables according to class, size, type of
enclosure and number of overload relays being used. Full load motor
currents should be within the Min.-Max. ratings shown for the number of
overload relays being used.
The tables apply only to standard, open-type, continuous duty
motors(1.15 service factor, 40°C
rise) in applications where motor and starter are located in the same
ambient temperature. For applications of other motors with a service
factor of 1.0, 50-55°C rise, such as totally enclosed or explosion
proof, or for installations where ambient temperatures of motor and
starter are different, refer to chart A for selection of heater
units.
4. Do not use heater tables for hermetically sealed or submersible
motors-refer to factory.
5. The current at which heaters will trip the overload relay with the
relay adjustment set at 100%, in an ambient of 40°C is 1.25% of the
minimum full-load motor current shown in the table,. Heaters so selected
give 125% protection.
CHART A- VARIATIONS BY OPERATING CONDITIONS
MOTOR
Continuous Rating °C Rise
|
Heater
Requirements By operating Conditions |
Ambient
Same At Starter And Motor |
Ambient
Higher At Starter Than At Motor |
Ambient
Lower At Starter Than At Motor |
1.15
service factor 40 °C rise |
As
specified from tables |
One
size larger than specified for each 15°C
difference |
One
size smaller than specified for each 15°C
difference |
1.0
service factor 50-55°C rise |
One
size smaller than for 1.15 service factor above |
One
size smaller than for 1.15 service factor above |
One
size smaller than for 1.15 service factor above |
TABLE 1- MANUAL
STARTERS
Fractional
Horsepower
Class C10, C11, C12,
C13
TABLE 2- MANUAL
STARTERS
Integral Horsepower-NEMA
Size M-0, M-1
Class C20-In NEMA
Size 1,4 or 12 Enclosure
|
|
TABLE 3- MANUAL
STARTERS
Integral Horsepower
- NEMA Size M-0, M-1
Class C20-C22- In
Control Center or Panelboard
Class C20-In NEMA
1B1, 1B2 or 1B3 Enclosure
Class C21, C22- In
NEMA 1 Enclosure
Class C30- In NEMA 1
or 12 Enclosure
|
Heater
Cat.
No.
|
1
Heaters |
2
Heaters |
3
Heaters |
Min |
Max |
Min |
Max |
Min |
Max |
G30T9 |
.440 |
.462 |
..420 |
.449 |
.370 |
.399 |
G30T10 |
.463 |
.518 |
3/4 |
- |
- |
- |
G30T11 |
.519 |
.589 |
.450 |
.495 |
.400 |
.455 |
G30T12 |
.590 |
.671 |
.496 |
.559 |
.456 |
.495 |
G30T13 |
.672 |
.759 |
.560 |
.631 |
.496 |
.551 |
G30T14 |
.760 |
.815 |
.632 |
.719 |
.552 |
.619 |
G30T15 |
.816 |
.927 |
.720 |
.808 |
.620 |
.699 |
G30T16 |
.928 |
.992 |
.809 |
.920 |
.700 |
.790 |
G30T17 |
.993 |
1.08 |
.921 |
1.03 |
.791 |
.880 |
G30T18 |
1.09 |
1.23 |
- |
- |
.881 |
.999 |
G30T19 |
1.24 |
1.41 |
1.04 |
1.19 |
- |
- |
G30T20 |
1.42 |
1.55 |
1.20 |
1.28 |
1.00 |
1.13 |
G30T21 |
1.56 |
1.70 |
1.29 |
1.49 |
1.14 |
1.28 |
G30T22 |
1.71 |
1.83 |
- |
- |
1.29 |
1.47 |
G30T23 |
1.84 |
2.02 |
1.50 |
1.69 |
- |
- |
G30T24 |
2.03 |
2.23 |
1.70 |
1.90 |
1.48 |
1.65 |
G30T25 |
- |
- |
1.91 |
2.13 |
1.66 |
1.90 |
G30T26 |
2.24 |
2.47 |
- |
- |
- |
- |
G30T27 |
2.48 |
2.79 |
2.14 |
2.44 |
1.91 |
2.09 |
G30T27A |
- |
- |
- |
- |
2.10 |
2.25 |
G30T28 |
2.80 |
3.07 |
2.45 |
2.77 |
2.26 |
2.45 |
G30T29 |
3.08 |
3.44 |
2.78 |
3.10 |
2.46 |
2.76 |
G30T30A |
3.45 |
3.84 |
- |
- |
2.77 |
3.05 |
G30T30 |
- |
- |
3.11 |
3.40 |
- |
- |
G30T31 |
3.85 |
4.31 |
3.41 |
3.84 |
3.06 |
3.35 |
G30T32 |
4.32 |
4.79 |
3.85 |
4.34 |
3.36 |
3.79 |
G30T33 |
4.80 |
5.55 |
4.35 |
4.79 |
3.80 |
4.31 |
G30T34 |
5.56 |
6.11 |
4.80 |
5.25 |
4.32 |
4.90 |
G30T35 |
6.12 |
6.79 |
5.26 |
5.74 |
4.91 |
5.19 |
G30T36 |
6.80 |
7.51 |
5.75 |
6.54 |
5.20 |
5.67 |
G30T37 |
7.52 |
8.56 |
6.55 |
7.29 |
5.68 |
6.07 |
G30T38 |
- |
- |
- |
- |
6.08 |
6.63 |
G30T39 |
8.57 |
9.33 |
7.30 |
8.27 |
6.64 |
7.55 |
G30T39A |
9.34 |
9.99 |
- |
- |
- |
- |
G30T40 |
10.0 |
11.5 |
8.28 |
9.49 |
7.56 |
8.49 |
G30T40A |
- |
- |
- |
- |
8.50 |
9.04 |
G30T41 |
11.6 |
13.1 |
9.50 |
10.2 |
9.05 |
9.99 |
G30T42 |
- |
- |
10.3 |
11.2 |
- |
- |
G30T43 |
13.2 |
14.1 |
11.3 |
12.0 |
10.0 |
11.5 |
G30T44 |
14.2 |
16.3 |
12.1 |
13.5 |
11.6 |
12.3 |
G30T45 |
- |
- |
13.6 |
15.8 |
12.4 |
14.4 |
G30T46 |
16.4 |
18.7 |
- |
- |
- |
- |
G30T47A |
18.8 |
20.3 |
15.9 |
17.4 |
14.5 |
16.0 |
G30T48A |
20.4 |
22.3 |
17.5 |
19.6 |
16.1 |
17.4 |
G30T49A |
22.4 |
25.1 |
19.7 |
21.9 |
17.5 |
19.9 |
G30T50A |
25.2 |
28.3 |
22.0 |
24.4 |
20.0 |
22.2 |
G30T51A |
- |
- |
24.5 |
27.0 |
22.3 |
24.5 |
|
|
Heater
Cat.
No.
|
MOTOR
CURRENT |
1
Heaters |
2
Heaters |
3
Heaters |
Min |
Max |
Min |
Max |
Min |
Max |
G30T9 |
.503 |
.544 |
.434 |
.472 |
.406 |
.439 |
G30T10 |
.545 |
.579 |
.473 |
.511 |
.440 |
.474 |
G30T11 |
.580 |
.638 |
.512 |
.552 |
.475 |
.511 |
G30T12 |
.639 |
.692 |
.553 |
.597 |
.512 |
.555 |
G30T12A |
.693 |
.749 |
.598 |
.646 |
.556 |
.601 |
G30T13 |
.750 |
.818 |
.647 |
.703 |
.602 |
.648 |
G30T14 |
.819 |
.914 |
.704 |
.802 |
.649 |
.701 |
G30T15 |
.951 |
1.01 |
.803 |
.877 |
.702 |
.798 |
G30T16 |
1.02 |
1.09 |
.878 |
.950 |
.799 |
.889 |
G30T17 |
1.10 |
1.18 |
.951 |
1.02 |
.890 |
.978 |
G30T18 |
1.19 |
1.28 |
1.03 |
1.10 |
.979 |
1.02 |
G30T19 |
1.29 |
1.38 |
1.11 |
1.20 |
1.03 |
1.08 |
G30T19A |
1.39 |
1.50 |
1.21 |
1.29 |
1.09 |
1.18 |
G30T20 |
1.51 |
1.63 |
1.30 |
1.41 |
1.19 |
1.28 |
G30T21 |
1.64 |
1.75 |
1.42 |
1.54 |
1.29 |
1.44 |
G30T22 |
1.76 |
1.91 |
1.55 |
1.66 |
1.45 |
1.54 |
G30T23 |
1.92 |
2.07 |
1.67 |
1.82 |
1.55 |
1.67 |
G30T24 |
2.08 |
2.24 |
1.83 |
1.95 |
1.68 |
1.82 |
G30T25 |
2.25 |
2.42 |
1.96 |
2.09 |
1.83 |
1.97 |
G30T26 |
2.43 |
2.62 |
2.10 |
2.34 |
1.93 |
2.12 |
G30T27 |
2.63 |
2.83 |
2.35 |
2.49 |
2.13 |
2.30 |
G30T27A |
2.84 |
3.02 |
2.50 |
2.67 |
2.31 |
2.48 |
G30T28 |
3.03 |
3.33 |
2.68 |
2.97 |
2.49 |
2.70 |
G30T29 |
3.34 |
3.63 |
2.98 |
3.12 |
2.71 |
2.83 |
G30T30A |
3.64 |
3.92 |
3.13 |
3.39 |
2.84 |
3.11 |
G30T30 |
3.93 |
4.24 |
3.40 |
3.68 |
3.12 |
3.33 |
G30T31 |
4.25 |
4.58 |
3.69 |
3.98 |
3.34 |
3.67 |
G30T32A |
4.59 |
4.94 |
3.99 |
4.31 |
3.68 |
3.90 |
G30T32 |
4.95 |
5.43 |
4.32 |
4.66 |
3.91 |
4.32 |
G30T33 |
5.44 |
5.81 |
4.67 |
5.07 |
4.33 |
4.66 |
G30T34 |
5.82 |
6.30 |
5.08 |
5.54 |
4.70 |
5.17 |
G30T35 |
6.31 |
6.82 |
5.55 |
6.07 |
5.18 |
5.50 |
G30T36 |
6.88 |
7.40 |
6.08 |
6.42 |
5.51 |
5.88 |
G30T36A |
7.41 |
7.93 |
6.43 |
6.95 |
5.89 |
6.22 |
G30T37 |
7.94 |
8.68 |
6.96 |
7.53 |
6.23 |
6.75 |
G30T38 |
8.69 |
9.43 |
7.54 |
8.19 |
6.76 |
7.28 |
G30T39 |
9.44 |
10.1 |
8.20 |
8.85 |
7.29 |
7.85 |
G30T39A |
10.2 |
10.9 |
8.86 |
9.29 |
7.86 |
8.52 |
G30T40 |
11.0 |
11.8 |
9.30 |
10.0 |
8.53 |
9.18 |
G30T40A |
11.9 |
13.1 |
10.1 |
10.7 |
9.19 |
9.99 |
G30T41 |
- |
- |
10.8 |
12.0 |
10.0 |
10.9 |
G30T42 |
13.2 |
15.9 |
- |
- |
- |
- |
G30T43 |
- |
- |
12.1 |
13.9 |
11.0 |
12.7 |
G30T44 |
16.0 |
17.7 |
14.0 |
15.7 |
12.8 |
14.6 |
G30T45 |
17.8 |
19.9 |
15.8 |
17.8 |
14.7 |
16.7 |
G30T47A |
20.0 |
22.8 |
17.9 |
20.1 |
16.8 |
18.5 |
G30T48A |
22.9 |
24.7 |
20.2 |
21.6 |
18.6 |
19.9 |
G30T49A |
24.8 |
26.8 |
21.7 |
24.3 |
20.0 |
22.1 |
G30T50A |
- |
- |
24.4 |
26.7 |
22.2 |
24.3 |
|
TABLE 4 -MANUAL
STARTERS
Integral Horsepower-NEMA
Size M-1P
Class C20- In NEMA
1,4 or 12 Enclosure
|
|
TABLE 5- MANUAL
STARTERS
Integral Horsepower-
NEMA Size M-1P
Class C20-In Control
Center or Panelboard
Class C20-In NEMA
1B1, 1B2 or 1B3 Enclosure
|
|
|
|
TABLE 6- NEMA SIZE
00-Form 3
Class A20, A21-NEMA
1 or 12 Enclosure
|
|
TABLE 7 -NEMA Size
00-Form 3
Class A20, A21- In
Motor Control Center or Panelboard
|
Heater
Cat.
No.
|
FULL
LOAD MOTOR CURRENT-Amperes |
1
Overload Relay |
2
Overload Relay |
3
Overload Relay |
Min |
Max |
Min |
Max |
Min |
Max |
G30T6 |
.348 |
.372 |
.340 |
.363 |
.309 |
.330 |
G30T7 |
.373 |
.396 |
.364 |
.387 |
.331 |
.352 |
G30T8 |
.397 |
.421 |
.388 |
.412 |
.353 |
.374 |
G30T9 |
.422 |
.451 |
.413 |
.440 |
.375 |
.400 |
G30T10 |
.452 |
.482 |
.441 |
.471 |
.401 |
.428 |
G30T11 |
.483 |
.539 |
.472 |
.527 |
.429 |
.479 |
G30T12 |
.540 |
.604 |
.528 |
.590 |
.480 |
.536 |
G30T13 |
.605 |
.672 |
.591 |
.657 |
.537 |
.597 |
G30T14 |
.673 |
.755 |
.658 |
.737 |
.598 |
.670 |
G30T15 |
.756 |
.863 |
.738 |
.843 |
.671 |
.766 |
G30T16 |
.864 |
.953 |
.844 |
.931 |
.767 |
.846 |
G30T17 |
.954 |
1.04 |
.932 |
1.02 |
.847 |
.931 |
G30T18 |
1.05 |
1.16 |
1.03 |
1.13 |
.932 |
1.03 |
G30T19 |
1.17 |
1.29 |
1.14 |
1.26 |
1.04 |
1.14 |
G30T20 |
1.30 |
1.40 |
1.27 |
1.37 |
1.15 |
1.24 |
G30T21 |
1.41 |
1.54 |
1.38 |
1.51 |
1.25 |
1.37 |
G30T22 |
1.55 |
1.70 |
1.52 |
1.66 |
1.38 |
1.51 |
G30T23 |
1.71 |
1.87 |
1.67 |
1.83 |
1.52 |
1.66 |
G30T24 |
1.88 |
2.06 |
1.84 |
2.01 |
1.67 |
1.83 |
G30T25 |
2.07 |
2.26 |
2.02 |
2.21 |
1.84 |
2.01 |
G30T26 |
2.27 |
2.50 |
2.22 |
2.44 |
2.02 |
2.22 |
G30T27 |
2.51 |
2.85 |
2.45 |
2.69 |
2.23 |
2.44 |
G30T28 |
2.76 |
3.01 |
2.70 |
2.94 |
2.45 |
2.67 |
G30T29 |
3.02 |
3.31 |
2.95 |
3.24 |
2.68 |
2.94 |
G30T30 |
3.32 |
3.75 |
3.25 |
3.66 |
2.95 |
3.33 |
G30T31 |
3.76 |
4.11 |
3.67 |
4.02 |
3.34 |
3.65 |
G30T32A |
4.12 |
4.48 |
4.03 |
4.38 |
3.66 |
3.98 |
G30T32 |
4.49 |
4.89 |
4.39 |
4.78 |
3.99 |
4.34 |
G30T33 |
4.90 |
5.30 |
4.79 |
5.18 |
4.35 |
4.71 |
G30T34 |
5.31 |
5.78 |
5.19 |
5.64 |
4.72 |
5.13 |
G30T35 |
5.79 |
6.32 |
5.65 |
6.17 |
5.14 |
5.61 |
G30T36 |
6.33 |
6.89 |
6.18 |
6.73 |
5.62 |
6.12 |
G30T37 |
6.90 |
7.64 |
6.74 |
7.46 |
6.13 |
6.78 |
G30T37A |
7.65 |
8.55 |
7.47 |
8.35 |
6.79 |
7.59 |
G30T38 |
8.56 |
9.53 |
8.36 |
9.31 |
7.60 |
8.46 |
G30T39 |
9.54 |
10.0 |
9.32 |
10.0 |
8.47 |
9.48 |
G30T40 |
- |
- |
- |
- |
9.49 |
10.0 |
|
|
Heater
Cat.
No.
|
FULL
LOAD MOTOR CURRENT-Amperes |
1
Overload Relay |
2
Overload Relay |
3
Overload Relay |
Min |
Max |
Min |
Max |
Min |
Max |
G30T6 |
.372 |
.398 |
.364 |
.388 |
.331 |
.353 |
G30T7 |
.399 |
.424 |
.389 |
.415 |
.354 |
.377 |
G30T8 |
.425 |
.451 |
.416 |
.440 |
.378 |
.400 |
G30T9 |
.452 |
.483 |
.441 |
.471 |
.401 |
.428 |
G30T10 |
.484 |
.516 |
.472 |
.504 |
.429 |
.458 |
G30T11 |
.517 |
.577 |
.505 |
.564 |
.459 |
.513 |
G30T12 |
.578 |
.646 |
.565 |
.632 |
.514 |
.574 |
G30T13 |
.647 |
.719 |
.633 |
.703 |
.575 |
.639 |
G30T14 |
.720 |
.808 |
.701 |
.789 |
.640 |
.717 |
G30T15 |
.809 |
.923 |
.790 |
.902 |
.718 |
.82 |
G30T16 |
.924 |
1.01 |
.903 |
.996 |
.821 |
.905 |
G30T17 |
1.02 |
1.11 |
.997 |
1.09 |
.906 |
.996 |
G30T18 |
1.12 |
1.24 |
1.10 |
1.21 |
.997 |
1.10 |
G30T19 |
1.25 |
1.38 |
1.22 |
1.34 |
1.11 |
1.22 |
G30T20 |
1.39 |
1.50 |
1.35 |
1.46 |
1.23 |
1.33 |
G30T21 |
1.51 |
1.65 |
1.47 |
1.62 |
1.34 |
1.47 |
G30T22 |
1.66 |
1.82 |
1.63 |
1.78 |
1.48 |
1.62 |
G30T23 |
1.83 |
2.00 |
1.79 |
1.96 |
1.63 |
1.78 |
G30T24 |
2.01 |
2.20 |
1.97 |
2.16 |
1.79 |
1.96 |
G30T25 |
2.21 |
2.42 |
2.17 |
2.37 |
1.97 |
2.15 |
G30T26 |
2.43 |
2.68 |
2.38 |
2.62 |
2.16 |
2.38 |
G30T27 |
2.69 |
2.94 |
2.63 |
2.87 |
2.39 |
2.61 |
G30T28 |
2.95 |
3.22 |
2.88 |
3.15 |
2.62 |
2.86 |
G30T29 |
3.23 |
3.54 |
3.16 |
3.47 |
2.87 |
3.15 |
G30T30 |
3.55 |
4.01 |
3.48 |
3.92 |
3.16 |
3.56 |
G30T31 |
4.02 |
4.40 |
3.93 |
4.30 |
3.57 |
3.91 |
G30T32A |
4.41 |
4.79 |
4.31 |
4.69 |
3.92 |
4.26 |
G30T32 |
4.80 |
5.23 |
4.70 |
5.11 |
4.27 |
4.64 |
G30T33 |
5.24 |
5.67 |
5.12 |
5.55 |
4.65 |
5.04 |
G30T34 |
5.68 |
6.18 |
5.56 |
6.04 |
5.05 |
5.49 |
G30T35 |
6.19 |
6.76 |
6.05 |
6.60 |
5.50 |
6.00 |
G30T36 |
6.77 |
7.37 |
6.61 |
7.21 |
6.01 |
6.55 |
G30T37 |
7.38 |
8.18 |
7.22 |
7.99 |
6.56 |
7.26 |
G30T37A |
8.19 |
9.15 |
8.00 |
8.92 |
7.27 |
8.11 |
G30T38 |
9.16 |
10.0 |
8.93 |
10.0 |
8.12 |
9.05 |
G30T39 |
- |
- |
- |
- |
9.06 |
10.0 |
|
TABLE
8-NEMA Size 0, 1, 1 1/2
Class
A20-In NEMA 1,4,7,9 or 12 Enclosure
Class
A21, A22-In NEMA 1 or 12 Enclosure
Class
P20, P21-In NEMA 1 Enclosure |
|
TABLE
9-NEMA Size 0,1, 1 1/2
Class
A20-A22, P20, P21- In Control Center or Panelboard
Class
A30-In NEMA 1,4 or 12 Enclosure
Class
A31-In NEMA 1,4,7,9 or 12 Enclosure
Class
A32-A35-In NEMA 1 or 12 Enclosure
Class
B10, B11, B31, B32
|
Max
Starter Size
|
Heater
Cat.
No.
|
FULL
LOAD MOTOR CURRENT-Amperes |
1
Overload Relay |
2
Overload Relay |
3
Overload Relay |
Min |
Max |
Min |
Max |
Min |
Max |
S
I
Z
E
1
1/2 |
S
I
Z
E
1 |
S
I
Z
E
0 |
G30T6 |
.357 |
.377 |
.352 |
.372 |
.300 |
.320 |
G30T7 |
.378 |
.399 |
.373 |
.393 |
.321 |
.342 |
G30T8 |
.400 |
.464 |
.394 |
.457 |
.343 |
.389 |
G30T9 |
.465 |
.512 |
.458 |
.504 |
.390 |
.429 |
G30T10 |
.513 |
.566 |
.505 |
.559 |
.430 |
.474 |
G30T11 |
.567 |
.624 |
.560 |
.616 |
.475 |
.524 |
G30T12 |
.625 |
.691 |
.617 |
.679 |
.525 |
.579 |
G30T13 |
.692 |
.764 |
.680 |
.752 |
.580 |
.641 |
G30T14 |
.765 |
.841 |
.753 |
.829 |
.642 |
.712 |
G30T15 |
.842 |
.929 |
.830 |
.914 |
.713 |
.784 |
G30T16 |
.930 |
1.02 |
.915 |
1.00 |
.785 |
.864 |
G30T17 |
1.03 |
1.12 |
1.01 |
1.11 |
.865 |
.954 |
G30T18 |
1.13 |
1.24 |
1.12 |
1.22 |
.955 |
1.05 |
G30T19 |
1.25 |
1.37 |
1.23 |
1.35 |
1.06 |
1.16 |
G30T20 |
1.38 |
1.52 |
1.36 |
1.50 |
1.17 |
1.28 |
G30T21 |
1.53 |
1.68 |
1.51 |
1.66 |
1.29 |
1.42 |
G30T22 |
1.69 |
1.86 |
1.67 |
1.83 |
1.43 |
1.56 |
G30T23 |
1.87 |
2.07 |
1.84 |
2.03 |
1.57 |
1.74 |
G30T24 |
2.08 |
2.29 |
2.04 |
2.25 |
1.75 |
1.92 |
G30T25 |
2.30 |
2.53 |
2.26 |
2.48 |
1.93 |
2.13 |
G30T26 |
2.54 |
2.79 |
2.49 |
2.74 |
2.14 |
2.34 |
G30T27 |
2.80 |
3.09 |
2.75 |
3.04 |
2.35 |
2.59 |
G30T28 |
3.10 |
3.41 |
3.05 |
3.36 |
2.60 |
2.86 |
G30T29 |
3.42 |
3.77 |
3.37 |
3.71 |
2.87 |
3.16 |
G30T30 |
3.78 |
4.22 |
3.72 |
4.17 |
3.17 |
3.54 |
G30T31 |
4.23 |
4.59 |
4.18 |
4.52 |
3.55 |
3.84 |
G30T32A |
4.60 |
4.94 |
4.53 |
4.89 |
3.85 |
4.14 |
G30T32 |
4.95 |
5.37 |
4.90 |
5.29 |
4.15 |
4.49 |
G30T33 |
5.38 |
5.84 |
5.30 |
5.74 |
4.50 |
4.88 |
G30T34 |
5.85 |
6.32 |
5.75 |
6.24 |
4.89 |
5.29 |
G30T35 |
6.33 |
6.87 |
6.25 |
6.76 |
5.30 |
5.74 |
G30T36 |
6.88 |
7.44 |
6.77 |
7.34 |
5.75 |
6.24 |
G30T37 |
7.45 |
8.59 |
7.35 |
8.46 |
6.25 |
7.24 |
G30T37A |
8.60 |
9.59 |
8.47 |
9.49 |
7.25 |
8.04 |
G30T38 |
9.50 |
10.6 |
9.50 |
10.4 |
8.05 |
8.94 |
G30T39 |
10.7 |
11.8 |
10.5 |
11.6 |
8.95 |
9.94 |
G30T40 |
11.9 |
13.1 |
11.7 |
13.0 |
9.95 |
11.0 |
G30T41 |
13.2 |
14.7 |
13.1 |
14.4 |
11.1 |
12.2 |
G30T42 |
14.8 |
16.3 |
14.5 |
16.1 |
12.3 |
13.6 |
G30T44 |
16.4 |
18.3 |
16.2 |
18.0 |
13.7 |
15.2 |
|
G30T44A |
18.4 |
20.3 |
18.1 |
19.9 |
15.3 |
16.7 |
G30T45A |
20.4 |
22.7 |
20.0 |
22.4 |
16.8 |
18.7 |
G30T46A |
22.8 |
24.3 |
22.5 |
23.8 |
18.8 |
19.9 |
G30T47A |
24.4 |
25.8 |
23.9 |
25.4 |
20.0 |
21.3 |
G30T48A |
25.9 |
27.5 |
25.5 |
27.0 |
21.4 |
22.6 |
|
G30T49A |
27.6 |
29.3 |
- |
- |
22.7 |
24.0 |
G30T49B |
29.4 |
31.1 |
- |
- |
24.1 |
25.5 |
G30T50A |
31.2 |
33.1 |
- |
- |
25.6 |
27.0 |
G30T51A |
33.2 |
35.2 |
- |
- |
- |
- |
G30T53A |
35.3 |
37.7 |
- |
- |
- |
- |
G30T54 |
37.8 |
39.0 |
- |
- |
- |
- |
|
|
Max
Starter Size
|
Heater
Cat.
No.
|
FULL
LOAD MOTOR CURRENT-Amperes |
1
Overload Relay |
2
Overload Relay |
3
Overload Relay |
Min |
Max |
Min |
Max |
Min |
Max |
S
I
Z
E
1
1/2 |
S
I
Z
E
1 |
S
I
Z
E
0 |
G30T6 |
.356 |
.379 |
.356 |
.379 |
.312 |
.330 |
G30T7 |
.380 |
.404 |
.380 |
.404 |
.331 |
.349 |
G30T8 |
.405 |
.458 |
.405 |
.458 |
.350 |
.404 |
G30T9 |
.459 |
.506 |
.459 |
.506 |
.405 |
.448 |
G30T10 |
.507 |
.559 |
.507 |
.559 |
.449 |
.494 |
G30T11 |
.560 |
.617 |
.560 |
.617 |
.495 |
.548 |
G30T12 |
.618 |
.684 |
.618 |
.684 |
.548 |
.604 |
G30T13 |
.685 |
.757 |
.685 |
.757 |
.605 |
.668 |
G30T14 |
.758 |
.834 |
.758 |
.834 |
.669 |
.738 |
G30T15 |
.835 |
.919 |
.835 |
.919 |
.739 |
.814 |
G30T16 |
.920 |
1.01 |
.920 |
1.01 |
.815 |
.894 |
G30T17 |
1.02 |
1.11 |
1.02 |
1.11 |
.895 |
.994 |
G30T18 |
1.12 |
1.23 |
1.12 |
1.23 |
.995 |
1.08 |
G30T19 |
1.24 |
1.36 |
1.24 |
1.36 |
1.09 |
1.20 |
G30T20 |
1.37 |
1.51 |
1.37 |
1.51 |
1.21 |
1.33 |
G30T21 |
1.52 |
1.67 |
1.52 |
1.67 |
1.34 |
1.46 |
G30T22 |
1.68 |
1.85 |
1.68 |
1.85 |
1.47 |
1.63 |
G30T23 |
1.86 |
2.05 |
1.86 |
2.05 |
1.64 |
1.81 |
G30T24 |
2.06 |
2.27 |
2.06 |
2.27 |
1.82 |
1.99 |
G30T25 |
2.28 |
2.51 |
2.28 |
2.51 |
2.00 |
2.20 |
G30T26 |
2.52 |
2.78 |
2.52 |
2.78 |
2.21 |
2.44 |
G30T27 |
2.73 |
3.08 |
2.73 |
3.08 |
2.45 |
2.69 |
G30T28 |
3.03 |
3.40 |
3.03 |
3.40 |
2.70 |
2.98 |
G30T29 |
3.41 |
3.75 |
3.41 |
3.75 |
2.99 |
3.29 |
G30T30 |
3.76 |
4.21 |
3.76 |
4.21 |
3.30 |
3.69 |
G30T31 |
4.22 |
4.57 |
4.22 |
4.57 |
3.70 |
3.99 |
G30T32A |
4.58 |
4.93 |
4.58 |
4.93 |
4.00 |
4.32 |
G30T32 |
4.94 |
5.34 |
4.94 |
5.34 |
4.33 |
4.69 |
G30T33 |
5.35 |
5.79 |
5.35 |
5.79 |
4.70 |
5.09 |
G30T34 |
5.80 |
6.29 |
5.80 |
6.29 |
5.10 |
5.52 |
G30T35 |
6.30 |
6.84 |
6.30 |
6.84 |
5.53 |
5.97 |
G30T36 |
6.85 |
7.42 |
6.85 |
7.42 |
5.98 |
6.49 |
G30T37 |
7.43 |
8.59 |
7.43 |
8.59 |
6.50 |
7.49 |
G30T37A |
8.60 |
9.64 |
8.60 |
9.64 |
7.50 |
8.39 |
G30T38 |
9.65 |
10.7 |
9.65 |
10.7 |
8.40 |
9.34 |
G30T39 |
10.8 |
12.1 |
10.8 |
12.1 |
9.35 |
10.3 |
G30T40 |
12.2 |
13.5 |
12.2 |
13.5 |
10.4 |
11.5 |
G30T41 |
13.6 |
15.1 |
13.6 |
15.1 |
11.6 |
12.8 |
G30T42 |
15.2 |
17.0 |
15.2 |
17.0 |
12.9 |
14.3 |
G30T44 |
17.1 |
19.0 |
17.1 |
19.0 |
14.4 |
16.0 |
|
|
G30T44A |
19.1 |
21.2 |
19.1 |
21.2 |
16.1 |
17.7 |
|
G30T45A |
21.3 |
23.7 |
21.3 |
23.7 |
17.8 |
19.9 |
|
G30T46A |
23.8 |
25.5 |
23.8 |
25.5 |
20.0 |
21.3 |
|
G30T47A |
25.6 |
27.6 |
25.6 |
27.6 |
21.4 |
22.5 |
G30T48A |
27.7 |
29.7 |
27.7 |
29.7 |
22.6 |
24.0 |
|
|
|
G30T49A |
29.8 |
32.1 |
29.8 |
32.1 |
24.1 |
25.6 |
|
|
G30T49B |
32.2 |
34.5 |
- |
- |
25.7 |
27.4 |
|
|
G30T50A |
34.6 |
37.1 |
- |
- |
27.5 |
29.1 |
|
|
G30T51A |
37.2 |
39.1 |
- |
- |
29.2 |
30.0 |
|
TABLE
10-NEMA Size 2
Class
A20-In NEMA 1,4,7,9 or 12 Enclosure
Class
A21,A22-In NEMA 1 or 12 Enclosure
|
|
TABLE
11-NEMA Size 2
Class
A20-A22- In Control Center or Panelboard
Class
A30 - In NEMA 1,4 or 12 Enclosure
Class
31- In NEMA 1,4,7,9 or 12 Enclosure
Class
A32-A35, A50, A55- In NEMA 1 or 12 Enclosure
Class
B10, B11, B30, B31, B32 |
|
|
|
TABLE
12 -NEMA Size 3
Class
A20 - In NEMA 1,4,7,9 or 12 Enclosure
|
|
TABLE
13-NEMA Size 3
Class
A20-A22 - In Control Center or Panelboard
Class
A21, A22, A32-A35, A50, A55- In NEMA 1 or 12 Enclosure
Class
A31- In NEMA 1,4,7,9 or 12 Enclosure
Class
B10, B11, B30, B31, B32
|
Heater
Cat.
No.
|
FULL-LOAD
MOTOR CURRENT-Amperes |
2
Overload Relays |
3
Overload Relays |
Min |
Max |
Min |
Max |
G30T46 |
20.0 |
22.3 |
18.4 |
20.7 |
G30T47 |
22.4 |
25.5 |
20.8 |
23.1 |
G30T48 |
25.6 |
26.3 |
23.2 |
25.5 |
G30T49 |
26.4 |
31.1 |
25.6 |
28.7 |
G30T50 |
31.2 |
32.7 |
28.8 |
31.1 |
G30T51 |
32.8 |
37.5 |
31.2 |
35.9 |
G30T52 |
37.6 |
42.3 |
36.0 |
38.3 |
G30T53 |
42.4 |
47.1 |
38.4 |
43.9 |
G30T54 |
47.2 |
51.0 |
44.0 |
49.0 |
G30T55 |
51.1 |
59.0 |
49.1 |
56.0 |
G30T56 |
59.1 |
63.9 |
56.1 |
60.7 |
G30T57 |
64.0 |
70.3 |
60.8 |
67.2 |
G30T58 |
70.4 |
77.5 |
67.3 |
74.3 |
G30T59 |
77.6 |
84.9 |
74.4 |
81.5 |
G30T60 |
85.0 |
95.1 |
81.6 |
89.9 |
G30T61 |
95.2 |
100.0 |
90.0 |
100.0 |
|
|
Heater
Cat.
No.
|
FULL-LOAD
MOTOR CURRENT-Amperes |
2
Overload Relays |
3
Overload Relays |
Min |
Max |
Min |
Max |
G30T46 |
20.8 |
23.9 |
19.2 |
21.5 |
G30T47 |
24.0 |
26.3 |
21.6 |
24.7 |
G30T48 |
26.4 |
27.9 |
24.8 |
25.3 |
G30T49 |
28.0 |
32.7 |
25.4 |
30.3 |
G30T50 |
32.8 |
35.1 |
30.4 |
32.7 |
G30T51 |
35.2 |
39.9 |
32.8 |
37.6 |
G30T52 |
40.0 |
45.5 |
37.7 |
40.7 |
G30T53 |
45.6 |
50.3 |
40.8 |
46.4 |
G30T54 |
50.1 |
53.0 |
46.5 |
51.0 |
G30T55 |
53.1 |
63.0 |
51.1 |
59.0 |
G30T56 |
63.1 |
68.7 |
59.1 |
63.9 |
G30T57 |
68.8 |
75.1 |
64.0 |
70.4 |
G30T58 |
75.2 |
83.3 |
70.5 |
78.4 |
G30T59 |
93.4 |
89.9 |
78.5 |
85.5 |
G30T60 |
90.0 |
100.0 |
85.6 |
95.1 |
G30T61 |
- |
- |
95.2 |
100.0 |
|
TABLE
14-NEMA Size 4
Class
A20- In NEMA 1,4,7,9 or 12 Enclosure
|
|
TABLE
15-NEMA Size 4
Class
A20-A22 - In Control Center or Panelboard
Class
A21, A22, A32-A35, A50, A55- In NEMA 1 or 12 Enclosure
Class
A31- In NEMA 1,4,7,9 or 12 Enclosure
Class
B10, B11, B30, B31, B32
|
Heater
Cat.
No.
|
FULL-LOAD
MOTOR CURRENT-Amperes |
2
Overload Relays |
3
Overload Relays |
Min |
Max |
Min |
Max |
G30T51 |
33.6 |
38.3 |
32.0 |
36.7 |
G30T52 |
38.4 |
43.9 |
36.8 |
39.1 |
G30T53 |
44.0 |
48.7 |
39.2 |
45.5 |
G30T54 |
48.8 |
51.2 |
45.6 |
48.7 |
G30T55 |
51.3 |
59.2 |
48.8 |
55.9 |
G30T56 |
59.3 |
65.5 |
56.0 |
63.1 |
G30T57 |
65.6 |
72.7 |
63.2 |
69.5 |
G30T58 |
72.8 |
80.7 |
69.6 |
78.3 |
G30T59 |
80.8 |
87.1 |
78.4 |
83.9 |
G30T60 |
87.2 |
98.3 |
84.0 |
92.7 |
G30T61 |
98.4 |
109.0 |
92.8 |
100.0 |
G30T62 |
110.0 |
119.0 |
101.0 |
111.9 |
G30T63 |
120.0 |
131.9 |
112.0 |
125.9 |
G30T64 |
132.0 |
135.0 |
126.0 |
129.9 |
G30T65 |
- |
- |
130.0 |
135.0 |
|
|
Heater
Cat.
No.
|
FULL-LOAD
MOTOR CURRENT-Amperes |
2
Overload Relays |
3
Overload Relays |
Min |
Max |
Min |
Max |
G30T51 |
35.2 |
39.9 |
32.8 |
37.6 |
G30T52 |
40.0 |
45.5 |
37.7 |
40.7 |
G30T53 |
45.6 |
50.3 |
40.8 |
46.4 |
G30T54 |
50.4 |
52.6 |
46.5 |
49.6 |
G30T55 |
52.7 |
61.5 |
49.7 |
57.4 |
G30T56 |
61.6 |
68.7 |
57.5 |
64.7 |
G30T57 |
68.8 |
75.1 |
64.8 |
71.1 |
G30T58 |
75.2 |
83.3 |
71.2 |
79.9 |
G30T59 |
83.4 |
89.9 |
80.0 |
85.5 |
G30T60 |
90.0 |
101.9 |
8.56 |
95.2 |
G30T61 |
102.0 |
113.9 |
95.3 |
103.9 |
G30T62 |
114.0 |
126.4 |
104.0 |
114.9 |
G30T63 |
126.5 |
135.4 |
115.0 |
129.9 |
G30T64 |
135.5 |
150.0 |
130.0 |
133.9 |
G30T65 |
- |
- |
134.0 |
150.0 |
|
TABLE
16-NEMA Size 5
Class
A20- In NEMA 1,4,7,9 or 12 Enclosure
|
|
TABLE
17-NEMA Size 5
Class
A20-A22 - In Control Center or Panelboard
Class
A21, A22, A32-A35, A50, A55- In NEMA 1 or 12 Enclosure
Class
A31- In NEMA 1,4,7,9 or 12 Enclosure
Class
B10, B11, B30, B31, B32
|
|
|
|
TABLE
18-NEMA Size 6
Class
A20- In NEMA 1,4,7,9 or 12 Enclosure
Class
A20-A22 -In Control Center or Panelboard
Class
A21, A22, A32-A35, A50, A55- In NEMA 1 or 12 Enclosure
Class
A30, A31- In NEMA 1,4,7,9 or 12 Enclosure
|
|
TABLE
19-NEMA Size 0,1,1P
For
All Standard Enclosure; Three Overload Relays Per Starter
|
|
|
|
TABLE
20- NEMA Size 2
For
All Standard Enclosures; Three Overload Relays Per Starter |
|
TABLE
21- NEMA Size 3
For
All Standard Enclosures; Three Overload Relays Per Starter |
|
|
|
TABLE
22- NEMA Size 4
For
All Standard Enclosures; Three Overload Relays Per Starter
|
|
TABLE
23- NEMA Size 5
For
All Standard Enclosures; Three Overload Relays Per Starter
|
|
|
|
TABLE 24- NEMA Size
6
For All Standard
Enclosures; Three Overload Relays Per Starter
CLASS A821 UNITIZED
COMBINATION STARTER WITH AMP-CAP MOTOR CIRCUIT PROTECTOR HEATER AND TRIP
COIL SELECTION
Size 0 and 1
Enclosed |
|
Size 2
Enclosed |
|
|
|
CLASS A831 UNITIZED
COMBINATION STARTER WITH AMP-SHIELD FUSIBLE DISCONNECT
Size
0 and 1 Enclosed |
|
Size 2
Enclosed |
|
|
|
CLASS A831 UNITIZED
COMBINATION STARTER WITH AMP-SHIELD FUSIBLE DISCONNECT
HEATER SELECTION FOR
USE WITH MSCP LIMITERS
Size
0 and 1 Enclosed |
|
Size
2 Enclosed
|
|
|
|