Range

SIZE Un (V AC) In (A) REFERENCE
NH4 690V 400 382510
500 382515
630 382520
800 382525
NH4
WITH STRIKER
690V 400 396510
500 396515
630 396520
800 396525

Technical data

Rated voltage 690V AC +5%
Rated currents 400A...800A
Rated breaking capacity 80kA
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 400V
(A2s)
TOTAL I2t 500V
(A2s)
TOTAL I2t 690V
(A2s)
400 382510 32,7 402000 823251 984825 1384298
500 382515 37,0 726000 1486767 1778564 2500000
630 382520 47,0 1373000 2800000 3360000 4725000
800 382525 70,0 1918000 3930000 4700000 6600000
* 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 690V 690V 690V 690V 690V 690V
IN 2A...40A 50A...100A 6A...100A 50A...200A 63A...315A 250A...500A
Breaking capacity 80kA 80kA 80kA 80kA 80kA 80kA

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