Information

device short name: Compact NSX250NA poles description: 4P network type: AC,DC network frequency: 50/60 Hz [Ie] rated operational current: AC-23A: 250 A AC 50/60 Hz 500/525 V,AC-23A: 250 A AC 50/60 Hz 440/480 V,AC-23A: 250 A AC 50/60 Hz 220/240 V,AC-23A: 250 A AC 50/60 Hz 380/415 V,AC-23A: 250 A AC 50/60 Hz 660/690 V,DC-23A: 250 A DC 250 V 1 pole,DC-23A: 250 A DC 500 V 3 poles in series,DC-23A: 250 A DC 500 V 2 poles in series,DC-22A: 250 A DC 500 V 3 poles in series,DC-22A: 250 A DC 500 V 2 poles in series,DC-22A: 250 A DC 250 V 1 pole,AC-22A: 250 A AC 50/60 Hz 500/525 V,AC-22A: 250 A AC 50/60 Hz 480 V NEMA AB1,AC-22A: 250 A AC 50/60 Hz 440/480 V,AC-22A: 250 A AC 50/60 Hz 220/240 V,AC-22A: 250 A AC 50/60 Hz 380/415 V,AC-22A: 250 A AC 50/60 Hz 660/690 V,AC-23A : 250 A AC 50/60 Hz 480 V NEMA AB1 [Ui] rated insulation voltage: 800 V AC 50/60 Hz conforming to IEC 60947-3 [Uimp] rated impulse withstand voltage: 8 kV conforming to IEC 60947-3 [Ith] conventional free air thermal current: 250 A ( 60 °C ) [Icm] rated short-circuit making capacity: 330 kA with upstream protection circuit breaker,4.9 kA switch-disconnector alone [Ue] rated operational voltage: 690 V AC 50/60 Hz conforming to IEC 60947-3 breaking capacity code: NA suitability for isolation: yes conforming to IEC 60947-3,yes conforming to EN 60947-3 contact position indicator: yes visible break: no pollution degree: 3 conforming to IEC 60664-1