Blocks and Holders
Class J Fuse Blocks
600 Volt
Class J 600V
Connector Type
(Add Suffix Shown)
Amp No. of Catalog
Rating Poles Number
Maximum
Wire Size
Pressure
Plate
Box
Screw
Lug
C (R)
C (R)
C (R)
C (R)
C (R)
C (R)
C (R)
CR
1
2
3
LJ60030-1 S (R)
LJ60030-2 S (R)
LJ60030-3 S (R)
P (R)
P (R)
P (R)
P (R)
S & P = #10 CU
C = #6 CU
30
60
Adder LJ60030-A S (R)
1
2
3
1
3
1
3
1
3
1
3
LJ60060-1
LJ60060-2
LJ60060-3
LJ60100-1
LJ60100-3
LJ60200-1
LJ60200-3
LJ60400-1
LJ60400-3
LJ60600-1
LJ60600-3
C = #2 CU-AL
100
200
400
600
#2/0 CU-AL
CR
C
C
250 MCM CU-AL
(2) 350 MCM CU-AL
(2) 500 MCM CU-AL
CR
CR
CR
CR
Note: Reinforcing springs standard on all Class J fuse blocks rated 100A and above.
*For optional fuse block covers, refer to POWR-Covers section of this catalog. For
reinforcing clips on blocks rated 30-60 amp, add “R” suffix to connector type.
Specifications
Features/Benefits
Voltage Ratings:
Ampere Ratings:
Approvals:
600 Volts
0 – 600 amperes
UL Listed: File No. E14721
CSA Certified: File No. LR73091
• Phenolic blocks have side barriers for isolation.
• Spring reinforced fuse clips are standard on 100A and larger blocks.
Reinforcing springs are optional on 30 and 60 amp blocks.
• Space saving 30A design — Up to 45% smaller than existing
30A fuse blocks. 30A interlocking adder block available to create
any number of poles (consult factory for availability). Integral DIN rail
mount allows this block to be securely fastened to 35 mm “hat” type
DIN rails without the use of tools.
Recommended Fuses
JTD_ID/JTD (time-delay) and JLS (fast acting) series fuses
LJ60030
.216[5.5] x .79[20.0] SLOT
1.04"
1.04"
[26.4]
MOUNTING HOLE
[26.4]
1.69"
[42.8]
1.69"
[42.8]
1.69"
[42.8]
3.38"
[85.7]
3.38"
[85.7]
3.38"
[85.7]
.57
" TYP.
[14.5]
.57"
[14.5]
.71"
.30"
TYP.
[7.6]
3.25"
[82.5]
[17.9]
1.16"
[29.4]
1.95"
[49.5]
2.20"
[56.0]
1 POLE
2 POLE
3 POLE
© 2005 Littelfuse POWR-GARD™ Products Catalog
w w w . l i t t e l f u s e . c o m
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