REF 371250 / 371255 / 371260 / 371270 / 371273
SIZE | Un (V AC) | In (A) | REFERENCE |
NH1 | 690V | 125 | 371250 |
160 | 371255 | ||
200 | 371260 | ||
250 | 371270 | ||
280 | 371273 |
Rated voltage | 690V AC 550V DC (L/R=10ms) |
Rated currents | 125A...280A |
Rated breaking capacity | 100kA @690V AC 30kA @550V DC |
Operating class | 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. |
IEC/EN 60269-1
IEC/EN 60269-4
RoHS Compliant
RATED CURRENT (A) |
REFERENCE | POWER DISSIPATION In (W) |
POWER DISSIPATION 0,8·In (W) |
PREARCING I2t (A2s) |
I2t 690V (A2s) |
---|---|---|---|---|---|
125 | 371250 | 19,7 | 10,7 | 3800 | 11680 |
160 | 371255 | 25,3 | 14,5 | 6290 | 19300 |
200 | 371260 | 26,2 | 15 | 15220 | 46720 |
250 | 371270 | 31,5 | 17,5 | 31000 | 95000 |
280 | 371273 | 35,7 | 20,1 | 37590 | 115370 |
NH1 ST 690V/800V fuse base | Microswitch for NH fuse links | NH ST 1000V AC/DC Fuse puller | |
U | 690V 800V |
250V AC | 1000V DC |
In | 250 A | 5 A | |
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