| Range of produc | Compact NS100...630 |
|---|---|
| Product or component type | Circuit breaker |
| Device short name | Compact NS400N |
| circuit breaker name | Compact NS400N |
| Device application | Distribution |
| Poles description | 4P |
| Protected poles description | 3t 4t 3t + N/2 |
| Neutral position | Left |
| Network type | AC DC |
| Network frequency | 50/60 Hz |
| [In] rated current | 400 A at 40 °C 320 A at 65 °C |
| [Ui] rated insulation voltage | 750 V AC 50/60 Hz conforming to IEC 60947-2 |
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947-2 |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz conforming to IEC 60947-2 750 V DC conforming to IEC 60947-2 |
| Breaking capacity code | N |
| Breaking capacity | 85 kA at 240 V AC 50/60 Hz conforming to NEMA AB1 HIC 22 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 30 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 42 kA at 480 V AC 50/60 Hz conforming to NEMA AB1 HIC 42 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 |
| [Ics] rated service breaking capacity | 85 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 22 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 30 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 42 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 |
| Suitability for isolation | Yes conforming to IEC 60947-2 |
| utilisation category | Category A |
| Trip unit name | STR23SE |
| Trip unit technology | Electronic |
| Trip unit rating | 400 A |
| Protection type | Overload protection (long time) Short time short-circuit protection Instantaneous short-circuit protection Protection of the fourth pole |
| Pollution degree | 3 conforming to IEC 60947 |