Range
| SIZE | Un (V DC) | BLADE | In (A) | REFERENCE |
|---|---|---|---|---|
| NH3 | 1000V |  KNIFE BLADE |
200 | 373425  |
| 250 | 373435 | |||
| 315 | 373445 | |||
| 355 | 373450 | |||
| 400 | 373455 | |||
 BOLTED BLADE |
200 | 373425 B | ||
| 250 | 373435 B | |||
| 315 | 373445 B | |||
| 355 | 373450 B | |||
| 400 | 373455 B | |||
Technical data
| Rated voltage | 1000V DC |
| Rated currents | 200A...400A |
| Rated breaking capacity | 30 kA |
| Operating class | gPV |
| Minimum interrupt rating | 1,35·In |
| Non fusing current | 1,13·In |
| 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 Fuse links – general requirements
IEC/EN 60269-6 Fuse links for solar photovoltaic systems
UL248-1 Fuse links – general requirements
UL248-19 Photovoltaic fuse links
RoHS Compliant
Certifications
Dimensions
| A | B | C | D | E | F | G | H | I | J | K | L |
| 68 | 62 | 73 | 150 | 32 | 10 | 9,5 | 6 | 70 | 60 | 75 | 87 |
| A | B | C | D | E | F | G | H | I | J |
| 68 | 73 | 150 | 32 | 120 | 6,5 | 10,5 | 33 | 70 | 75 |
Weight 1,02kg
t-I characteristics
Power dissipation
| RATED CURRENT (A) |
REFERENCE | POWER DISSIPATION (W @ 0,7 In) |
POWER DISSIPATION (W @ In) |
PREARCING I2t (A2s) |
OPERATING I2t (A2s) |
|---|---|---|---|---|---|
| 200 | 373425 | 19,5 | 48,0 | 21700 | 31700 |
| 250 | 373435 | 20,5 | 51,5 | 41000 | 60000 |
| 315 | 373445 | 26,2 | 66,0 | 76000 | 111500 |
| 355 | 373450 | 18,0 | 46,5 | 74700 | 130700 |
| 400 | 373455 | 20,0 | 51,0 | 104400 | 182600 |
Compatible
 |
 |
 |
|
| NH3 ST 1000V DC fuse base | Microswitch for NH fuse links | NH ST 1000V AC/DC Fuse puller | |
| U | 1000V DC | 250V AC | 1000V DC |
| In | 500 A | 5 A | |
Other sizes
 |
 |
|
 |
 |
|
|---|---|---|
| U | 1000V DC | 1000V DC |
| IN | 25A...200A | 200A | 250A |
| Breaking capacity | 30kA | 30kA |
| Certifications |  |
|