NEMA Frame Dimensions
|
Motor Frame |
H.P. (Open) |
H.P. Enclosed |
A Max. |
B Max. |
C (Approx.) |
D |
E |
F |
H |
|
900 |
1200 |
1800 |
3600 |
900 |
1200 |
1800 |
3600 |
Open |
Encl. |
|
143T |
0.5 |
0.75 |
1 |
1.5 |
0.5 |
0.75 |
1 |
1.5 |
7 |
6 |
12 |
12.5 |
3.5 |
2.75 |
2 |
11/32 |
|
145T |
0.75 |
1 |
1 1/2 - 2 |
2 - 3 |
0.75 |
1 |
1 1/2 - 2 |
2 |
7 |
8 |
12.5 |
13.5 |
3.5 |
2.75 |
2.5 |
11/32 |
|
182T |
1 |
1.5 |
3 |
5 |
1 |
1.5 |
3 |
3 |
9 |
6.5 |
13 |
14.5 |
4.5 |
3.75 |
2.25 |
0.40625 |
|
184T |
1.5 |
2 |
5 |
7.5 |
1.5 |
2 |
5 |
5 |
9 |
7.5 |
14 |
15.5 |
4.5 |
3.75 |
2.75 |
0.40625 |
|
213T |
2 |
3 |
7.5 |
10 |
2 |
3 |
7.5 |
7.5 |
10.5 |
7.5 |
16 |
18 |
5.25 |
4.25 |
2.75 |
0.40625 |
|
215T |
3 |
5 |
10 |
15 |
3 |
5 |
10 |
10 |
10.5 |
9 |
17.5 |
19.5 |
5.25 |
4.25 |
3.5 |
0.40625 |
|
254T |
5 |
7.5 |
15 |
20 |
5 |
7.5 |
15 |
15 |
12.5 |
10.75 |
20.5 |
22.5 |
6.25 |
5 |
4.125 |
0.53125 |
|
256T |
7.5 |
10 |
20 |
25 |
7.5 |
10 |
20 |
20 |
12.5 |
12.5 |
22.5 |
24 |
6.25 |
5 |
5 |
0.53125 |
|
284T |
10 |
15 |
25 |
|
10 |
15 |
25 |
|
14 |
12.5 |
23.5 |
25.5 |
7 |
5.5 |
4.75 |
0.53125 |
|
284TS |
|
|
|
30 |
|
|
|
25 |
14 |
12.5 |
22 |
24.5 |
7 |
5.5 |
4.75 |
0.53125 |
|
286T |
15 |
20 |
30 |
|
15 |
20 |
30 |
|
14 |
14 |
25 |
27 |
7 |
5.5 |
5.5 |
0.53125 |
|
286TS |
|
|
|
40 |
|
|
|
30 |
14 |
14 |
23.5 |
26 |
7 |
5.5 |
5.5 |
0.53125 |
|
324T |
20 |
25 |
40 |
|
20 |
25 |
40 |
|
16 |
14 |
26 |
28.5 |
8 |
6.25 |
5.25 |
0.65625 |
|
324TS |
|
|
|
50 |
|
|
|
40 |
16 |
14 |
24.5 |
27 |
8 |
6.25 |
5.25 |
0.65625 |
|
326T |
25 |
30 |
50 |
|
25 |
30 |
50 |
|
16 |
15.5 |
27.5 |
30 |
8 |
6.25 |
6 |
0.65625 |
|
326TS |
|
|
|
60 |
|
|
|
50 |
16 |
15.5 |
26 |
28.5 |
8 |
6.25 |
6 |
0.65625 |
|
364T |
30 |
40 |
|
|
30 |
40 |
|
|
18 |
15.25 |
29 |
33 |
9 |
7 |
5.625 |
0.65625 |
|
364TS |
|
|
60 |
75 |
|
|
60 |
60 |
18 |
15.25 |
27 |
31 |
9 |
7 |
5.625 |
0.65625 |
|
365T |
40 |
50 |
|
|
40 |
50 |
|
|
18 |
16.25 |
30 |
34 |
9 |
7 |
6.125 |
0.65625 |
|
365TS |
|
|
75 |
100 |
|
|
75 |
75 |
18 |
16.25 |
28 |
32 |
9 |
7 |
6.125 |
0.65625 |
|
404T |
50 |
60 |
|
|
50 |
60 |
|
|
20 |
16.25 |
32.5 |
37 |
10 |
8 |
6.125 |
0.8125 |
|
404TS |
|
|
100 |
125 |
|
|
|
|
20 |
16.25 |
29.5 |
34 |
10 |
8 |
6.125 |
0.8125 |
|
405T |
60 |
75 |
|
|
60 |
75 |
|
|
20 |
17.75 |
34 |
38.5 |
10 |
8 |
6.875 |
0.8125 |
|
405TS |
|
|
125 |
150 |
|
|
100 |
100 |
20 |
17.75 |
31 |
35.5 |
10 |
8 |
6.875 |
0.8125 |
|
444T |
75 |
100 |
|
|
75 |
100 |
|
|
22 |
18.5 |
38 |
42.5 |
11 |
9 |
7.25 |
0.8125 |
|
444TS |
|
|
150 |
200 |
|
|
125 |
125 |
22 |
18.5 |
34 |
38.5 |
11 |
9 |
7.25 |
0.8125 |
|
445T |
100 |
125 |
|
|
100 |
125 |
|
|
22 |
20.5 |
40 |
44.5 |
11 |
9 |
8.25 |
0.8125 |
|
445TS |
|
|
200 |
250 |
|
|
150 |
150 |
22 |
20.5 |
36 |
41 |
11 |
9 |
8.25 |
0.8125 |
|
447T |
|
|
|
|
|
|
|
|
22 |
23.25 |
43.5 |
48 |
11 |
9 |
10 |
0.8125 |
|
447TS |
|
|
|
|
|
|
|
|
22 |
23.25 |
40.5 |
46.5 |
11 |
9 |
10 |
0.8125 |
|
56 |
|
|
|
|
|
|
|
|
6.5 |
3.875 |
10.5 |
|
3.5 |
2.4375 |
1.5 |
0.34375 |
|
182 |
0.5 |
0.75 |
1 |
1.5 |
0.5 |
0.75 |
1 |
1.5 |
9 |
6.5 |
12.5 |
14.5 |
4.5 |
3.75 |
2.25 |
0.40625 |
|
184 |
0.75 |
1-1 1/2 |
1 1/2 -2 |
2 - 3 |
0.75 |
1 - 1 1/2 |
1 1/2 - 2 |
2 - 3 |
9 |
7.5 |
13.5 |
15.5 |
4.5 |
3.75 |
2.75 |
0.40625 |
|
213 |
1-1 1/2 |
2 |
3 |
5 |
1 - 1 1/2 |
2 |
3 |
5 |
10.5 |
7.5 |
15.5 |
17.5 |
5.25 |
4.25 |
2.75 |
0.40625 |
|
215 |
2 |
3 |
5 |
7.5 |
2 |
3 |
5 |
7.5 |
10.5 |
9 |
17 |
19 |
5.25 |
4.25 |
3.5 |
0.40625 |
|
254U |
3 |
5 |
7.5 |
10 |
3 |
5 |
7.5 |
10 |
12.5 |
10.75 |
20.5 |
22 |
6.25 |
5 |
4.125 |
0.53125 |
|
256U |
5 |
7.5 |
10 |
15 |
5 |
7.5 |
10 |
15 |
12.5 |
12.5 |
22.5 |
24 |
6.25 |
5 |
5 |
0.53125 |
|
284U |
7.5 |
10 |
15 |
20 |
7.5 |
10 |
15 |
|
14 |
12.5 |
24 |
25 |
7 |
5.5 |
4.75 |
0.53125 |
|
286U |
10 |
|
20 |
25 |
10 |
|
20 |
20 |
14 |
14 |
25.5 |
26.5 |
7 |
5.5 |
5.5 |
17/32 |
|
324U |
|
15 |
25 |
|
|
15 |
25 |
25 |
16 |
14 |
26.5 |
28 |
8 |
6.25 |
5.25 |
21/32 |
|
324S |
|
|
|
30 |
|
|
|
|
16 |
14 |
24.5 |
25.5 |
8 |
6.25 |
5.25 |
21/32 |
|
326U |
15 |
20 |
30 |
|
15 |
20 |
30 |
|
16 |
15.5 |
28 |
29.5 |
8 |
6.25 |
6 |
21/32 |
|
326S |
|
|
|
40 |
|
|
|
30 |
16 |
15.5 |
26 |
27 |
8 |
6.25 |
6 |
21/32 |
|
364U |
20 |
25 |
40 |
|
20 |
25 |
40 |
|
18 |
15.25 |
29.5 |
34 |
9 |
7 |
5.625 |
21/32 |
|
364US |
|
|
|
50 |
|
|
|
40 |
18 |
15.25 |
27 |
31 |
9 |
7 |
5.625 |
21/32 |
|
365U |
25 |
30 |
|
|
25 |
30 |
|
|
18 |
16.25 |
30.5 |
35 |
9 |
7 |
6.125 |
21/32 |
|
365US |
|
|
50 |
60 |
|
|
50 |
50 |
18 |
16.25 |
28 |
32 |
9 |
7 |
6.125 |
21/32 |
|
404U |
30 |
40 |
|
|
30 |
40 |
|
|
20 |
16.25 |
32.5 |
37.5 |
10 |
8 |
6.125 |
13/16 |
|
404US |
|
|
60 |
75 |
|
|
|
|
20 |
16.25 |
30 |
34.5 |
10 |
8 |
6.125 |
13/16 |
|
405U |
40 |
50 |
|
|
40 |
50 |
|
|
20 |
17.75 |
34 |
39 |
10 |
8 |
6.875 |
13/16 |
|
405US |
|
|
75 |
100 |
|
|
60 |
60 |
20 |
17.75 |
31.5 |
36 |
10 |
8 |
6.875 |
13/16 |
|
444U |
50 |
60 |
|
|
50 |
60 |
|
|
22 |
18.5 |
38 |
43 |
11 |
9 |
7.25 |
13/16 |
|
444US |
|
|
100 |
125 |
|
|
75 |
75 |
22 |
18.5 |
34 |
38.5 |
11 |
9 |
7.25 |
13/16 |
|
445U |
60 |
75 |
|
|
60 |
75 |
|
|
22 |
20.5 |
40 |
45 |
11 |
9 |
8.25 |
13/16 |
|
445US |
|
|
125 |
150 |
|
|
100 |
100 |
22 |
20.5 |
36 |
40.5 |
11 |
9 |
8.25 |
13/16 |
|
