Range

SIZE Un (V AC) In (A) REFERENCE
NHC3 500V 250 381435
315 381445
355 381450
400 381455
NH3 500V 425 381460
500 381465
630 381470
800 * 381475
NH3
WITH STRIKER
500V 315 395445
355 395450
400 395455
425 395460
500 395465
630 395470
* Overrating fuse links

Technical data

Rated voltage 500V AC +10%
Rated currents 250A...800A
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
NHC3 68 62 71,5 150 25 10 9,5 6 53 60 60 84
NH3 68 62 73 150 32 10 9,5 6 70 60 75 87
* Only for NH4 fuse links

Weight  630gr (NHC3) | 1,02kg (NH3)

A B C D E F G H I J K L M N O P
68 62 73 150 32 10 9,5 6 70 60 75 87 15 28 24 14,5
* Only for NH4 fuse links

Weight 1,02kg

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)
250 381435 21,0 169000 274700 393447 486000
315 381445 25,6 236700 435300 682917 890000
355 381450 30,6 290960 535100 839445 1094000
400 381455 32,6 444000 816600 1281297 1670000
425 381460 33,5 589800 998400 1473145 1851960
500 381465 36,4 900000 1523400 2247948 2826000
630 381470 45,5 1600000 2707400 3993806 5020000
800 381475 66,5 2500000 4231800 6244300 7850000
* Same data for STRIKER range.

Other sizes

U 500V 500V 500V 500V 500V 500V
IN 2A...100A 125A | 160A 6A...250A 50A...355A 63A...500A 315A...1250A
Breaking capacity 120kA 120kA 120kA 120kA 120kA 120kA

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