Range
| SIZE | Un (V DC) | In (A) | REFERENCE |
| NH1 | 550V L/R ≤ 10ms |
200 | 370260 |
| 250 | 370270 | ||
| 280 | 370273 |
Technical data
| Rated voltage | 550V DC L/R ≤ 10ms |
| Rated currents | 200A...280A |
| Rated breaking capacity | 30kA |
| Utilization category | gBat |
| 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 60269-7
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
Power dissipation
| RATED CURRENT (A) |
REFERENCE | POWER LOSS 0,8·In (W) |
POWER LOSS In (W) |
PREARCING I2t 2s) |
OPERATING I2t at Un (A2s) |
|---|---|---|---|---|---|
| 200 | 370260 | 15 | 26,2 | 20780 | 33900 |
| 250 | 370270 | 19,5 | 33,2 | 34500 | 56000 |
| 280 | 370273 | 20,1 | 35,7 | 51300 | 83700 |
Compatible
 |
|||
| NH1 ST 690V/800V fuse base | |||
| U | 690V 800V |
||
| In | 250 A | ||
Other sizes
 |
 |
 |
 |
|
 |
 |
 |
 |
|
|---|---|---|---|---|
| U | 440V DC | 440V DC | 550V DC | 550V DC |
| IN | 20A...100A | 125A | 160A | 315A...450A | 500A | 630A |
| Breaking capacity | 30kA | 30kA | 30kA | 30kA |