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Elliott Electric Supply

UL Fuse Classification Chart


UL CLASS FUSE OVERLOAD CHARACTERISTICS INTERRUPTING RATING, AMPERES AC VOLTAGE RATING AVAILABLE AMPERE RATINGS LITTELFUSE SERIES NUMBER
L TIME-DELAY 200,000 600* 200 - 6000
601 - 4000
200 - 2000
KLPC
KLLU
LDC
RK1*** TIME-DELAY 200,000 250
600
1/10  - 600 LLNRK
LLSRK
RK1*** FAST-ACTING 200,000 250
600
1 - 600 KLNR
KLSR
RK5 TIME-DELAY 200,000 250
600
1/10 - 600 FLNR & FLNR-ID
FLSR & FLSR-ID
IDSR
T FAST-ACTING 200,000 300**
600
1 - 1200
1 - 1200
JLLN
JLLS
J TIME-DELAY 200,000 600 1 - 600 JTD & JTD-ID
J FAST-ACTING 200,000 600 1 - 600 JLS
CC TIME-DELAY 200,000 600 1/10 - 30
1/4 - 30
KLDR
CCMR (formerly KLMR)
CC FAST-ACTING 200,000 600 1/10 KLKR
CD TIME-DELAY 200,000 600 35 - 60 CCMR
G TIME-DELAY 100,000 480* 1/2 - 60 SLC
K5 FAST-ACTING 50,000 250
600
1 - 600 NLN
NLS
H RENEWABLE FUSES FAST-ACTING 10,000 250
600
1 - 600 RLN
RLS

* LDC rated 600 volts AC/DC
** JLLN Class T is UL Listed at 300 volts
*** RK1 Class fuses are Ultra-Fast Clearing