Control Catalog

Reduced Voltage Starters Electromechanical

Section 2

CR331 Autotransformer Starters Outlines, Dimensions ( in.

mm ) and Weights lbs. (For Estimating Only)

CR331 NEMA Type 1 Sizes 2-4 Product

Dimension Dimension Dimension Dimension Dimension Dimension

Number

A

B

C

D

E

F

Weight

CR331D CR331E CR331F

43.00 (1092.2) 26.00 (660.4) 53.00 (1346.2) 36.00 (914.4) 53.00 (1346.2) 36.00 (914.4)

10.75 (273.0) 40.50 (1028.7) 22.00 (558.8)

38.00 (965.2)

250 450 450

10.75 (273.0) 50.50 (1282.7) 32.00 (812.8) 48.00 (1219.2) 10.75 (273.0) 50.50 (1282.7) 32.00 (812.8) 48.00 (1219.2)

CR331 NEMA Type 1 Size 5 See Diagram For Dimensions

CR331 NEMA Type 1 Size 6 NEMA Non-Combination/

Motor

Size

Combination

Voltage

Height

Width

Depth

Weight

CR331, NEMA Type 1, Size 2-4

6 6 6 6 6 6

Non-combination

All ratings All ratings 200/208

90.0 (2286) 90.0 (2286) 90.0 (2286) 90.0 (2286) 90.0 (2286) 90.0 (2286)

44.0 (1118) 44.0 (1118) 44.0 (1118) 44.0 (1118) 44.0 (1118) 44.0 (1118)

20.0 (508) 20.0 (508) 20.0 (508) 20.0 (508) 20.0 (508) 20.0 (508)

1500 1500 1600 1600 1600

Combination w/ circuit breakers

Combination /all others Combination /all others Combination /all others Combination /all others

230 460 575

1400/1600

CR331 NEMA Type 1 Sizes 7-9 NEMA Non-Combination/

Motor

Size

Combination

Voltage

Height

Width

Depth

Weight

7 7 7 8 8 9 9

Non-combination

All ratings All ratings All ratings All ratings All ratings All ratings All ratings

90.0 (2286) 90.0 (2286) 90.0 (2286) 90.0 (2286) 90.0 (2286) 90.0 (2286) 90.0 (2286)

44.0 (1118) 44.0 (1118) 44.0 (1118) 88.0 (2235) 88.0 (2235) 88.0 (2235) 88.0 (2235)

20.0 (508) 20.0 (508) 20.0 (508) 40.0 (1016) 40.0 (1016) 40.0 (1016) 40.0 (1016)

1500 1700 1900 2400 2800 2600 3000

Combination w/ circuit breakers

Combination /All others

Non-combination

Combination

Non-combination

Combination

CR331G, NEMA Type 1, Size 5, 750 lbs.

Rev. 4/16 Prices and data subject to change without notice

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Control Catalog

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