Range
| SIZE | Un (V AC) | In (A) | REFERENCE | |
| NHC3 | 
|
400V | 315 | 380445 |
| 355 | 380450 | |||
| 400 | 380455 | |||
| NH3 | 
|
400V | 500 | 380465 |
| 630 | 380470 | |||
Technical data
| Rated voltage | 400V AC +10% |
| Rated currents | 315A...630A |
| Rated breaking capacity | 120kA |
| Operating class | 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 | |
| NHC3 | 68 | 62 | 71,5 | 150 | 25 | 10 | 9,5 | 6 | 53 | 60 | 60 | 84 |
| NH3 | 68 | 62 | 73 | 150 | 32 | 10 | 9,5 | 6 | 70 | 60 | 75 | 87 |
Weight 630gr (NHC3) | 1,02kg (NH3)
t-I characteristics
Cut-off characteristics
Power dissipation
| RATED CURRENT (A) |
REFERENCE | POWER DISSIPATION (W) |
PREARCING I2t (A2s) |
TOTAL I2t 230V (A2s) |
TOTAL I2t 400V (A2s) |
|---|---|---|---|---|---|
| 315 | 380445 | 19,5 | 421200 | 526600 | 621100 |
| 355 | 381450 | 22,2 | 533100 | 666500 | 786100 |
| 400 | 381455 | 25,5 | 796400 | 995650 | 1174300 |
| 500 | 381465 | 32,0 | 958700 | 1411000 | 1877500 |
| 630 | 381470 | 38,5 | 1870600 | 2753000 | 3663200 |
Compatible
 |
 |
 |
|
| NH3 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 | 630 A | 5 A | |
Other sizes
|
|
|
|
|
 |
 |
 |
 |
|
|---|---|---|---|---|
| U | 400V | 400V | 400V | 400V |
| IN | 10A...100A | 125A | 160A | 50A...250A | 100A...400A |
| Breaking capacity | 120kA | 120kA | 120kA | 120kA |