Range

SIZE Un (V AC) In (A) REFERENCE
NH4 690V 400 384510
500 384515
630 384520
800 384525
500V 315 383505
400 383510
500 383515
630 383520
800 383525
1000 383530
1250 383535
NH4
WITH STRIKER
690V 400 398510
500 398515
630 398520
800 398525
500V 315 397505
400 397510
500 397515
630 397520
800 397525
1000 397530
1250 397535

Technical data

Rated voltage 690V AC +5%
500V AC +10%
Rated currents 315A...1250A
Rated breaking capacity 80kA (690V)
120kA (500V)
Utilization category aM
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)
315 383505 18,8 463000 871728 1021130 1379149
400 384510 | 383510 23,5 502000 1080129 1308183 1882500
500 384515 | 383515 34 760000 1635254 1980516 2850000
630 384520 | 383520 49 1423000 3061799 3708255 5336250
800 384525 | 383525 52 1880000 3824516 4567527 6400000
1000 383530 80 4500000 9388131 11282902 -
1250 383535 108 7000000 14641519 17607924 -
* 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 500V
690V
500V
690V
500V
690V
500V
690V
500V
690V
IN 6A...40A 50A...160A 6A...200A 63A...250A 125A...400A 315A...630A
Breaking capacity 80kA 80kA
120kA
80kA
120kA
80kA
120kA
80kA
120kA
80kA
120kA

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