Main pole number 3P (three-phase) coil control voltage AC 380-440V (nominal AC400V, 50Hz) main circuit rated working current AC 3 (690V) 300 A three-phase motor control power AC 380-440V220 kW three-phase motor power AC 220-240V125 kW three-phase motor power AC 690V250 kW rated insulation voltage Ui690 V frequency 50/60 Hz auxiliary contacts 2NO+2NC (2 open 2 closed)
