Control Catalog Flippingbook
1-61
NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1
— CR407, CR408, CR487 magnetic starters Nonreversing, combination, NEMA type 1, 3R, 12, 4/4X 400 horsepower maximum NEMA sizes 0-4
600 volts maximum 50/60 hertz Outlines, dimensions in. (mm)
A F F
J K
D
C
E
ON
OFF
B
G
E
H
F F
CR407, CR408 (nonfusible disconnect), CR487 NEMA type 1 enclosure Standard size (enclosure code = 1) NEMA Size A B C D E F
G
H (dia)
J (dia)
K (dia)
0-2
See CR307, C308, CR387 Dimensional Information
19.78 (502.4)
33.32 (846.3)
8.14 (206.7)
3.56 (90.4)
1.89 (48.0)
8.00 (203.2)
32.44 (824.0)
0.34 (8.7)
0.41 (10.3)
0.81 (20.6)
3-4
Oversized (enclosure code = 5) NEMA Size A B
C
D
E
F
G
H (dia)
J (dia) 0.41 (10.3) 0.41 (10.3)
K (dia) 0.81 (20.6) 0.81 (20.6)
19.78 (502.4) 23.00 (584.2)
33.32 (846.3) 53.82 (1367)
8.14 (206.7) 8.14 (206.7)
3.56 (90.4) 3.73 (94.6)
1.89 (48.0) 3.39 (86.1)
8.00 (203.2) 8.00 (203.2)
32.44 (824.0) 52.94 (1344.7)
0.34 (8.7) 0.34 (8.7)
0-2
3-4
CR407, CR408 (nonfusible disconnect), CR487 NEMA type 3R/12 enclosure Standard size (enclosure code = 6 or 2) NEMA Size A B C D E F G
H (dia)
J (dia) 0.41 (10.3) 0.41 (10.3) J (dia) 0.41 (10.3) 0.41 (10.3) J (dia) 0.41 (10.3) 0.41 (10.3) J (dia) 0.41 (10.3) 0.41 (10.3)
K (dia) 0.81 (20.6) 0.81 (20.6) K (dia) 0.81 (20.6) 0.81 (20.6) K (dia) 0.81 (20.6) 0.81 (20.6) K (dia) 0.81 (20.6) 0.81 (20.6)
11.00 279.4) 20.00 (508.0)
28.75 (730.3) 33.25 (844.6)
7.70 (195.5) 8.20 (208.2)
3.49 (88.6) 3.48 (88.5)
1.91 (48.5) 1.91 (48.5)
3.50 (88.9)
27.63 (701.7) 32.13 (816.0)
0.34 (8.7) 0.34 (8.7)
0-2
8.00 (203.2)
3-4
Oversized (enclosure code = R or 7) NEMA Size A B
C
D
E
F
G
H (dia)
20.00 (508.0) 23.00 (584.2)
33.25 (844.6) 53.82 (1367.0)
8.20 (208.2) 8.20 (208.2)
3.48 (88.5) 3.50 (88.8)
1.91 (48.5) 3.41 (86.6)
8.00 (203.2) 8.00 (203.2)
32.13 (816.0)
0.34 (8.7) 0.34 (8.7)
0-2
52.70 (1338.5)
3-4
CR407, CR408 (nonfusible disconnect), CR487 NEMA type 4/4X enclosure Standard size (enclosure code = 4) NEMA Size A B C D E F
G
H (dia)
11.00 (279.4) 20.00 (508.0)
29.38 (746.3) 33.32 (846.3)
7.64 (194.0) 8.14 (206.7)
3.53 (89.7) 3.72 (94.6)
1.91 (48.5) 1.91 (48.5)
3.50 (88.9)
28.26 (717.7) 32.20 (817.8)
0.34 (8.7) 0.34 (8.7)
0-2
8.00 (203.2)
3-4
Oversized (enclosure code = S) NEMA Size A B
C
D
E
F
G
H (dia)
20.00 (508.0) 23.00 (584.2)
33.32 (846.3) 53.76 (1365.5)
8.14 (206.7) 8.14 (206.7)
3.72 (94.6) 3.55 (90.2)
1.91 (48.5) 3.41 (86.6)
8.00 (203.2) 8.00 (203.2)
32.20 (817.8)
0.34 (8.7) 0.34 (8.7)
0-2
52.64 (1336.9)
3-4
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