3
Technical Data 1017
Effective August 2018
Fusetron™ 600 V Class RK5 FRS-R — 600 Vac/300 Vdc,
1/10-60 A, dual element, time-delay fuses
Eaton.com/bussmannseries
Time-current curves - average melt
10 to 60 amps
CURRENT IN AMPS
TIME IN SECONDS
Current-limitation curves
Current-limiting effects
Prosp. S.C.C.
Let-through current
(apparent RMS symmetrical vs. fuse rating)
—
30 A 60 A
5000 1000 1000
10,000 1000 2000
15,000 1000 2000
20,000 2000 2000
25,000 2000 2000
30,000 2000 3000
35,000 2000 3000
40,000 2000 3000
50,000 2000 3000
60,000 2000 3000
70,000 3000 4000
80,000 3000 4000
90,000 3000 4000
100,000 3000 4000
150,000 3000 5000
200,000 4000 6000
400000
9000
8000
7000
6000
300000
200000
100000
5000
4000
90000
3000
2000
1000
80000
70000
60000
A
50000
60000
200000
20000
2000
40000
100000
50000
10000
5000
1000
30000
90000
80000
40000
30000
20000
10000
30A
60A
AMP RATING
RMS SYMMETRICAL CURRENT IN AMPS
A-B = ASYMMETRICAL AVAILABLE PEAK (2.3 X SYM RMS AMPS)
INSTANTANEOUS PEAK-LET-THROUGH CURRENT IN AMPS
