Cut Sheet
Specifications
Buss Maximum Dimensions (Inches) Max. Int. Cap. Min. Int. Cap.
Catalog No. Amperage Design Voltage A B C Construction Amps (Asym.) Amps (Sym.) Amps (Sym.)
4800V; R-Rated; Indoor/Enclosure; With Cutler-Hammer Ampgard Hookeye (See Figure 1)
JCL-A-2R 70 2R 5080V 15.76 3.0 3.0 Single 80,000 50,000 165
JCL-A-3R 100 3R 5080V 15.76 3.0 3.0 Single 80,000 50,000 220
JCL-A-4R 130 4R 5080V 15.76 3.0 3.0 Single 80,000 50,000 320
JCL-A-5R 150 5R 5080V 15.76 3.0 3.0 Single 80,000 50,000 410
JCL-A-6R 170 6R 5080V 15.76 3.0 3.0 Single 80,000 50,000 480
JCL-A-9R 200 9R 5080V 15.76 3.0 3.0 Single 80,000 50,000 720
JCL-A-12R 230 12R 5080V 15.76 3.0 3.0 Single 80,000 50,000 970
JCL-A-18R 390 18R 5080V 15.76 3.0 3.0 Double 80,000 50,000 1,430
JCL-A-24R 450 24R 5080V 15.76 3.0 3.0 Double 80,000 50,000 1,880
JCL-A-36R 650 36R 5080V 16.0 4.0 - Double 100,000 63,000 3,200
4800V; R-Rated; Indoor/Enclosure; Bolt-On (See Figure 2)
JCL-B-30 30 5080V 19.25 17.88 - Single 80,000 50,000 100
JCL-B-2R 70 2R 5080V 19.25 17.88 - Single 80,000 50,000 180
JCL-B-3R 100 3R 5080V 19.25 17.88 - Single 80,000 50,000 270
JCL-B-4R 130 4R 5080V 19.25 17.88 - Single 80,000 50,000 360
JCL-B-5R 150 5R 5080V 19.25 17.88 - Single 80,000 50,000 450
JCL-B-6R 170 6R 5080V 19.25 17.88 - Single 80,000 50,000 540
JCL-B-9R 200 9R 5080V 19.25 17.88 - Single 80,000 50,000 740
JCL-B-12R 230 12R 5080V 19.25 17.88 - Single 80,000 50,000 1,080
JCL-B-18R 390 18R 5080V 19.25 17.88 3.31 Double 80,000 50,000 1,500
JCL-B-24R 450 24R 5080V 19.25 17.88 3.31 Double 80,000 50,000 2,200
4800V; R-Rated; Indoor; Hermetically Sealed, Class 1, Group D, Div. 2, Hazardous Locations; For Use with Ampgard Motor Starters (See Figure 1)
JCG-30 30 5080V 16.6 3.0 4.12 Single 80,000 50,000 95
JCG-2R 70 2R 5080V 16.6 3.0 4.12 Single 80,000 50,000 180
JCG-3R 100 3R 5080V 16.6 3.0 4.12 Single 80,000 50,000 270
JCG-4R 130 4R 5080V 16.6 3.0 4.12 Single 80,000 50,000 350
JCG-5R 150 5R 5080V 16.6 3.0 4.12 Single 80,000 50,000 450
JCG-6R 170 6R 5080V 16.6 3.0 4.12 Single 80,000 50,000 540
JCG-9R 200 9R 5080V 16.6 3.0 4.12 Single 80,000 50,000 700
JCG-12R 230 12R 5080V 16.6 3.0 4.12 Single 80,000 50,000 1,000
JCG-18R 390 18R 5080V 15.85 3.0 6.31 Double 80,000 50,000 1,450
JCG-24R 450 24R 5080V 15.85 3.0 6.31 Double 80,000 50,000 2,000
7200V; R-Rated; Indoor/Enclosure; With Ampgard Hookeye (See Figure 1)
JCR-A-2R 70 2R 8300V 15.85 3.0 4.12 Single 80,000 50,000 200
JCR-A-3R 100 3R 8300V 15.85 3.0 4.12 Single 80,000 50,000 320
JCR-A-4R 130 4R 8300V 15.85 3.0 4.12 Single 80,000 50,000 405
JCR-A-5R 150 5R 8300V 15.85 3.0 4.12 Single 80,000 50,000 550
JCR-A-6R 170 6R 8300V 15.85 3.0 4.12 Single 80,000 50,000 670
JCR-A-9R 200 9R 7200V 15.85 3.0 4.12 Single 80,000 50,000 1,300
JCR-A-12R 230 12R 7200V 15.85 3.0 4.12 Single 80,000 50,000 1,500
JCR-A-18R 390 18R 7200V 15.85 3.0 7.43 Double 80,000 50,000 2,000
JCR-A-24R 450 24R 7200V 15.85 3.0 7.43 Double 80,000 50,000 2,600
7200V; R-Rated; Indoor/Enclosure; Bolt-On (See Figure 2)
JCR-B-2R 70 2R 8300V 19.25 17.88 - Single 80,000 50,000 200
JCR-B-3R 100 3R 8300V 19.25 17.88 - Single 80,000 50,000 320
JCR-B-4R 130 4R 8300V 19.25 17.88 - Single 80,000 50,000 405
JCR-B-5R 150 5R 8300V 19.25 17.88 - Single 80,000 50,000 550
JCR-B-6R 170 6R 8300V 19.25 17.88 - Single 80,000 50,000 670
JCR-B-9R 200 9R 7200V 19.25 17.88 - Single 80,000 50,000 1,300
JCR-B-12R 230 12R 7200V 19.25 17.88 - Single 80,000 50,000 1,500
JCR-B-18R 390 18R 7200V 19.25 17.88 3.31 Double 80,000 50,000 2,000
JCR-B-24R 450 24R 7200V 19.25 17.88 3.31 Double 80,000 50,000 2,600
Bussmann
®
R-Rated Fuses
For Motor Circuit Protection
Medium Voltage
JCK, JCK-A, JCK-B, JCH,
JCL, JCL-A, JCL-B,
JCG, JCR-A, & JCR-B
2-26-03
SB03044
Form No. JCK, JCK-A, JCK-B, JCH, JCL,
JCL-A, JCL-B, JCG, JCR-A, & JCR-B
Page 3 of 8
Data Sheet: 6001