Fast-Acting Ceramic Body, Class J CJ
HRCI-J Series
Catalog Symbol: CJ
Fast-acting, ceramic body fuse.
Ratings:
Volts — 600Vac or less
— 250Vdc
Amps — 1 to 600A
IR — 200kA AC & DC
Agency Information: CSA C22.2 NO. 106 M92, designed to
BS88:2, IEC60269:2
• Industrial duty fuses with ceramic bodies.
• The excellent current limiting characteristics of fast-acting
HRCI-J fuses limit damage to equipment and installations by
the thermal and magnetic energy associated with a large
short-circuit fault current.
• Overload characteristics limit cable damage due to low
overload currents.
1CJ TO 60CJ
70CJ TO 600CJ
0512 BU-SB98107 Page 1 of 2 Data Sheet 4129
Dimensions
Catalog Numbers
Catalog Amp Dimensions in - (mm)
Numbers Ratings ABCDEF GHJK
1CJ 1
3CJ 3
6CJ 6
10CJ 10
15CJ 15 2.25 (57) 0.5 (12.7) 0.81 (20.6) ———————
20CJ 20
25CJ 25
30CJ 30
35CJ 35
40CJ 40
45CJ 45 2.38 (60) 0.63 (16) 1.06 (27) ———————
50CJ 50
60CJ 60
70CJ 70
80CJ 80
4.63 (117) 3.63 (92) 1.13 (28) 0.75 (19) 0.13 (3.2) 1 (25.4) 0.5 (12.7) 0.28 (7.1) 0.38 (9.5) 2.63 (67)
90CJ 90
100CJ 100
110CJ 110
125CJ 125
150CJ 150 5.75 (146) 4.38 (111) 1.63 (41) 1.13 (28.6) 0.19 (4.8) 1.38 (35) 0.69 (17.5) 0.28 (7.1) 0.38 (9.5) 3 (76)
175CJ 175
200CJ 200
225CJ 225
250CJ 250
300CJ 300 7.13 (181) 5.25 (133) 2.13 (54) 1.63 (41) 0.25 (6.3) 1.88 (47.6) 0.94 (24) 0.41 (10.3) 0.53 (13.5) 3.38 (86)
350CJ 350
400CJ 400
450CJ 450
500CJ 500 8 (203) 6 (152) 2.63 (66) 2 (51) 0.38 (9.5) 2.13 (54) 1 (25.4) 0.53 (13.5) 0.69 (17.5) 3.75 (96)
600CJ 600
Catalog Numbers
A
B
C
B
E
J
DC
A
K
B
F
H
G
Peak Let-Through Curves
Time-Current Curves
Energy Let-Through Curves
100
10
1
.1
100
10
1
.1
PROSPECTIVE CURRENT (SYM. RMS kA)
PEAK CURRENT kA)
.01
30
60
100
200
400
600
AMP
RATING
© 2012 Cooper Bussmann
www.cooperbussmann.com
0512 BU-SB98107 Page 2 of 2 Data Sheet 4129
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of
this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change design or construction of
any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice,
any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Tot a l I2t at 600V
2
Tot a l I
t at 460V
1,000,000
t)
2
100,000
SECONDS (I
2
10,000
AMP
1,000
Pre-Arcing I2t
1,000
100
10
1
TIME IN SECONDS
.1
3060100
200
400
600
AMP
RATING
100
30
60
FUSE RATING (AMPS)
100
200
400
600
.01
10
100
CURRENT IN AMPS
1,000
10,000
100,000
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