Control_Flippingbook_October 2023

1-63

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 Hz

— CR407, CR408 (nonfusible disconnect), CR487 NEMA type 3R/12 enclosure Oversized (enclosure code = R or 7)

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)

0-2

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)

3-4

52.70 (1338.5)

— 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)

J (dia) 0.41 (10.3) 0.41 (10.3)

K (dia) 0.81 (20.6) 0.81 (20.6)

0-2

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)

3-4

8.00 (203.2)

— CR407, CR408 (nonfusible disconnect), CR487 NEMA type 4/4X enclosure Oversized (enclosure code = S)

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)

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

A F F

J K

D

C

E

ON

OFF

B

G

E

H

F F

Outlines, dimensions ( in.

mm ) and weights (for estimating only)