Power contactor for motors, power contactors up to 170 A, 3-pole, utilization category: AC-1: non-inductive or slightly inductive load, resistance furnaces, AC-3: squirrel cage motors: starting, switching off during operation, AC-4: squirrel cage motors: starting, countercurrent braking, reversing, inching, connection technology: push-in terminals, not suitable for motors of efficiency class IE3., number of poles: 3-pole, rated operating current AC-3 380 V 400 V: Ie= 38 A, rated operating current AC-1 conventional thermal current, 3-pole, 50 - 60 Hz open at 40 °C: Ith = Ie= 45 A, encapsulated: Ith= 36 A, rated operating current AC-1 conventional thermal current 1-pole open: Ith= 100 A, encapsulated: Ith= 90 A, max. rated operating power three-phase motors 50 - 60 Hz AC-3 220 V 230 V: P= 11 kW, 380 V 400 V: P= 18.5 kW, 660 V 690 V: P= 21 kW, max. rated operating power three-phase motors 50 - 60 Hz AC-4 220 V 230 V: P= 4 kW, 380 V 400 V: P= 7 kW, 660 V 690 V: P= 10 kW, can be combined with auxiliary switch: DILM32-XHI.-PI, DILA-XHI(V).-PI, contact configuration S = normally open: 1 S, contact configuration Ö = normally closed: 1 Ö, switching elements in accordance with EN 50012., with mirror contact., current type AC/DC: Alternating current operation