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3 poles breaking together, AC690V, 400A, rated conditionalshort-circuit current 110kA (with fuse links type gG), rated insulation viltage AC1000V, rated impulse withstand voltage 12kVRated making capacity/ utilization category AC22B (690V);fuse-links according to IEC/EN 60269-2-1 Gr.2 up to 45W power loss;type of protection IP30 front side, device fitted
NH Fuse Switch Disconnector 250A/400A/630A 185mm 3P breaking