Contactor, Application: Contactors for Motors, Comfort devices greater than 170 A, Utilization category: AC-1: Non-inductive or slightly inductive loads, resistance furnaces, NAC-3: Normal AC induction motors: starting, switch off during running, AC-4: Normal AC induction motors: starting, plugging, reversing, inching, Connection technique: Screw connection, Rated operational current AC-3 380 V 400 V: Ie= 400 A, Rated operational current AC-1 Conventional free air thermal current, 3 pole, 50 - 60 Hz Open at 40 °C: Ith =Ie= 612 A, enclosed: Ith= 450 A, Rated operational current AC-1 Conventional free air thermal current , 1 pole open: Ith= 1250 A, enclosed: Ith= 1125 A, Max. rating for three-phase motors, 50 - 60 Hz AC-3 220 V 230 V: P= 125 kW, 380 V 400 V: P= 212 kW, 660 V 690 V: P= 300 kW, Max. rating for three-phase motors, 50 - 60 Hz AC-4 220 V 230 V: P= 92 kW, 380 V 400 V: P= 160 kW, 660 V 690 V: P= 240 kW, Can be combined with auxiliary contact: DILM820-XHI…, Contacts N/O = Normally open: 2 N/O, Contacts N/C = Normally closed: 2 NC, Instructions: integrated suppressor circuit in actuating electronics, 660 V, 690 V or 1000 V: not directly reversing, Voltage AC/DC: DC operation