Pole number: 3 poles, 3NO main contacts
Rated operational current: 300A (AC-3, ≤440V motor load); Conventional heating current Ith=400A
Control coil: AC 220V, 50/60Hz, pull-in power 245VA
Rated insulation voltage Ui: 1000V; Impulse withstand voltage Uimp: 8kV
Short-time withstand current (1s): 8kA
