Range

SIZE Un (V AC) In (A) REFERENCE
NH1 690V 125 371250
160 371255
200 371260
250 371270
280 371273

Technical data

Rated voltage 690V AC
550V DC (L/R=10ms)
Rated currents 125A...280A
Rated breaking capacity 100kA @690V AC
30kA @550V AC
Utilization category gS
Rated frequency 42...62Hz
Storage temperature -40°C ... 80°C
Operating temperature * -25°C ... 60°C
* For ambient temperatures higher than 25ºC it is necessary to apply a derating in maximum current.

Standards

IEC/EN 60269-1
IEC/EN 60269-4
RoHS Compliant

Dimensions

A B C D E F G H I J K L
68 62 71,5 135 20 10 9,5 6 39 40 52 64

Weight  380gr

t-I characteristics

Cut-off characteristics

Power dissipation

RATED CURRENT
(A)
REFERENCE POWER DISSIPATION
(W)
PREARCING I2t
(A2s)
TOTAL I2t
(A2s)
TOTAL I2t 690V
(A2s)
125 371025 19,7 10,7 3800 11680
160 371030 25,3 14,5 6290 19300
200 371035 28,6 16,1 13120 40280
250 371045 31,5 17,5 31000 95000
280 371050 35,7 20,1 37590 115370

Compatible

NH1 ST 690V/800V fuse base
U 690V
800V
In 250 A

Other sizes

U 690V AC 690V AC 690V AC 690V AC
IN 20A...100A 125A | 160A 250A...450A 355A...630A
Breaking capacity 100kA
30kA @440V DC
100kA
30kA @440V DC
100kA
30kA @550V DC
100kA
30kA @550V DC

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