Range

SIZE Un (V AC) In (A) REFERENCE
NH4 500V 315 381505
400 381510
500 381515
630 381520
800 381525
900 381527
1000 381530
1250 * 381535
NH4
WITH STRIKER
500V 315 395505
400 395510
500 395515
630 395520
800 395525
1000 395530
1250 * 395535
* Overrating fuse links

Technical data

Rated voltage 500V AC +10%
Rated currents 315A...1250A
Rated breaking capacity 120kA
Utilization category gG
Rated frequency 42...62Hz
Storage temperature -40°C ... 90°C
Operating temperature * -40°C ... 80°C
* For ambient temperatures higher than 25ºC it is necessary to apply a derating in maximum current.

Standards

IEC/EN 60269-1
IEC/EN 60269-2
RoHS Compliant

Dimensions

A B C D E F G H I J K L
68 62 76 200 50 10 10 8 102 87 105 120
* Only for NH4 fuse links

Weight  2,38kg

A B C D E F G H I J K L M N O P
68 62 76 200 50 10 10 8 102 87 105 120 15 39 27,5 14,5
* Only for NH4 fuse links

Weight 2,38kg

t-I characteristics

Cut-off characteristics

Power dissipation

RATED CURRENT
(A)
REFERENCE * POWER DISSIPATION
(W)
PREARCING I2t
≈ 4 ms (A2s)
TOTAL I2t 230V
(A2s)
TOTAL I2t 400V
(A2s)
TOTAL I2t 500V
(A2s)
315 381505 26,1 269400 363200 452900 660000
400 381510 32,7 471400 635400 792400 1154800
500 381515 37,0 851400 1147800 1431300 1085900
630 381520 47,0 1609600 2169900 2706000 3943600
800 381525 68,0 2248200 3030700 3779400 5507900
900 381527 76,0 3405500 4590900 5725100 8343400
1000 381530 80,0 4310000 5810500 7246000 10560000
1250 381535 108 7541100 10166200 12677700 18475700
* Same data for STRIKER range.

Compatible

NH4 ST 690V fuse base NH ST 1000V AC/DC Fuse puller
U 690V 1000V DC
In 1000A
1250A
1600A
2500A

Other sizes

U 500V 500V 500V 500V 500V 500V
IN 2A...100A 125A | 160A 6A...250A 50A...355A 63A...500A 250A...800A
Breaking capacity 120kA 120kA 120kA 120kA 120kA 120kA

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