4P INS400 fixed/fc switch disconn

range: Compact product name: INS400 poles description: 4P network type: DC,AC network frequency: 50/60 Hz [Ie] rated operational current: DC-23A: 400 A DC 125 V 2 poles in series,DC-23A: 400 A DC 250 V 4 poles in series,DC-22A: 400 A DC 125 V 2 poles in series,DC-22A: 400 A DC 250 V 4 poles in series,AC-23A: 400 A AC 50/60 Hz 500/525 V,AC-23A: 400 A AC 50/60 Hz 440/480 V,AC-23A: 400 A AC 50/60 Hz 480 V NEMA,AC-23A: 400 A AC 50/60 Hz 380/415 V,AC-23A: 400 A AC 50/60 Hz 220/240 V,AC-23A: 400 A AC 50/60 Hz 660/690 V,AC-22A: 400 A AC 50/60 Hz 660/690 V,AC-22A: 400 A AC 50/60 Hz 500/525 V,AC-22A: 400 A AC 50/60 Hz 480 V NEMA,AC-22A: 400 A AC 50/60 Hz 440/480 V,AC-22A: 400 A AC 50/60 Hz 380/415 V,AC-22A: 400 A AC 50/60 Hz 220/240 V [Ui] rated insulation voltage: 750 V AC 50/60 Hz [Uimp] rated impulse withstand voltage: 8 kV,8 kV conforming to IEC 60947-3 [Ith] conventional free air thermal current: 400 A ( 60 °C ) [Icm] rated short-circuit making capacity: 50 kA 690 V AC 50/60 Hz switch-disconnector alone,330 kA 690 V AC 50/60 Hz with upstream protection circuit breaker [Ue] rated operational voltage: 250 V DC,690 V AC 50/60 Hz suitability for isolation: yes contact position indicator: yes visible break: no pollution degree: 3