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6
Technical Data 10289
Effective December 2015
Class H(K), J and R ferrule fuse blocks
Eaton.com/bussmannseries
Table 6. Class J fuse block catalog numbers
Terminal type
Volts Fuse amp range PolesBox lug #10-32 Phil-slot screw Pressure plate
JM60030-1CR JM60030-1SR JM60030-1PR
600
1/2 to 30
1
JM60030-2CR JM60030-2SR JM60030-2PR 2
JM60030-3CR JM60030-3SR JM60030-3PR 3
JM60060-1CR — —
31 to 60
1
JM60060-2CR — — 2
JM60060-3CR — — 3
Table 7. Class J block covers
Fuse block series Volts Amp range
Catalog numbers
Indicating Non-indicating
JM60030-#XX
600
1/2 to 30 CVRI-J-60030 CVR-J-60030
JM60060-#XX 31 to 60 CVRI-J-60060 CVR-J-60060
# = number of poles
XX = terminal type