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 | |||
| U | 690V | ||
| In | 1000A 1250A 1600A 2500A |
||
Other sizes
 |
 |
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 |
 |
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 |
 |
 |
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|
|---|---|---|---|---|---|---|
| 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 |