Knifeblade Fuse Block Part Number Table - Class J

For engineering drawings, go to www.cooperbussmann.com/KnifebladeFuseBlocks

7

Catalog Number

Covers*

Fuse Range

Number

Wire Range

Wire Range

Torque

Bussmann

Class J

w/o Indication

w/ Indication

Volts

(amps)

of Poles

(solid and stranded)***

(fine stranded) N•m (Lb-In)

Fuses

JM60100-1CR

1

–

1-3 AWG

6.2 (55)

2

1/0-3 AWG; (2) Cu 4-6 AWG

4-6 AWG

5.6 (50)

JM60100-2CR

CVR-J-60100

CVRI-J-60100

70-

4-6 AWG; (2) Cu 8 AWG

8 AWG

5.1 (45)

JM60100-3CR

100

8 AWG; (2) Cu 10-14 AWG

–

4.5 (40)

3

Cu 10-14 AWG; Al 10-12 AWG

–

4.0 (35)

JM60200-1CR

110-

1

250 MCM-1 AWG

3/0-1 AWG

42 (375)

JM60200-2CR

CVR-J-60200

CVRI-J-60200

200

2

2-6 AWG; (2) Cu 2-6 AWG

2-6 AWG

31 (275)

LPJ_SP

JM60200-3CR

3

LPJ_SPI**

JM60400-1CR

600

1

600kcmil

57 (500)

JKS

JM60400-2CR

2

500kcmil-4 AWG

51 (450)

DFJ

JM60400-3CR

3

(2) Cu 3/0 - 4 AWG

57 (500)

CVR-J-60400-M CVRI-J-60400-M

225-400

(2) Al 3/0 - 4 AWG

N/A

34 (300)

1

(2) 350kcmil-1 AWG

42 (375)

2

(2) 2 AWG - 6 AWG

51 (275)

3

JM60600-1CR

450-

1

JM60600-2CR

CVR-J-60600

CVRI-J-60600

600

2

(2) 500kcmil-4 AWG

N/A

51 (450)

JM60600-3CR

3

Class J

*Covers sold serarately. Blown fuse indication requires 90 volts minimum and closed circuit to operate.

**With easyID™ blown fuse indication.

***Ratings for copper and aluminum wire except where otherwise noted.

†

400A Class J double box lug rated for 75

††

For Class J 400A double box lug configuration, optional cover provides IP20 finger-safe protection for

dual 350kcmil-1 AWG wires or one single 350kcmil-6 AWG wire.

Double Box Lug Configurations

• Allows for ease of installation with smaller, more flexible wire

• Capable of achieving maximum current rating with parallel

copper or aluminum wires

• Standard on all 600A blocks

• Optional on 400A Class J blocks

Optional400A

ClassJVersion

(JM60400-_MW22)

All600AVersions