Size 3 Time-Current Characteristics
Size 3 Technical Data
Part Number
Rated Current
(Amps)
Rated Voltage
(Vac)
I
2
t (A
2
s)
Watts Loss
Net Weight per
Fuse Link (kg)
Minimum Pre-Arcing Total at 690Vac
250NHG3B-690 250
690
160,000 715,000 21
1.048
315NHG3B-690 315 375,000 1,400,000 22
355NHG3B-690 355 400,000 1,650,000 25
400NHG3B-690 400 475,000 1,600,000 37
425NHG3B-690 425 630,000 1,700,000 35
500NHG3B-690 500 856,000 2,480,000 43
22-08-12 BU-SB111443 Form NH 690V gG/gL Page 7 of 9 Data Sheet 720109
Current in Amps (A)
Time in Seconds (s)
Size 3, 250 to 500 Amps
NH DIN Dual Indication Fuse Links
Class gG/gL, 690Vac, 2 to 800 Amps, Sizes 000 to 4
NH Series
Pb