Power contactor, Application: Power contactor for motors, comfort devices greater than 170 A, 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: screw connection, Rated operating current AC-3 380 V 400 V: Ie= 750 A, Rated operating current AC-1 conventional thermal current, 3-pole, 50 - 60 Hz open at 40 °C: Ith = Ie= 1102 A, Rated operating current AC-1 conventional thermal current 1-pole open: Ith= 2250 A, Max. Rated operating power three-phase motors 50 - 60 Hz AC-3 220 V 230 V: P= 240 kW, 380 V 400 V: P= 400 kW, 660 V 690 V: P= 720 kW, max. rated operating power three-phase motors 50 - 60 Hz AC-4 220 V 230 V: P= 181 kW, 380 V 400 V: P= 315 kW, 660 V 690 V: P= 556 kW, can be combined with auxiliary switch: DILM820-XHI., Contact configuration S = normally open: 2 S, Contact configuration Ö = normally closed: 2 Ö, Notes: Integrated protective circuit in the control electronics., 660 V, 690 V or 1000 V: do not reverse directly., Current type AC/DC: alternating and direct current operation
| Property | Value |
| Number of normally open contacts as main contacts: | 3 |
| Number of auxiliary contacts as normally closed contacts: | 2 |
| Number of auxiliary contacts as normally open contacts: | 2 |
| Rated operating power at AC-3, 400 V: | 400 kW |
| Rated operating power at AC-4, 400 V: | 315 kW |
| Rated operating current Ie at AC-1, 400 V: | 1102 A |
| Rated operating current Ie at AC-3, 400 V: | 750 A |
| Rated operating current Ie at AC-4, 400 V: | 576 A |
| Type of voltage for actuation: | AC/DC |
| Rated control supply voltage Us at AC 50 Hz: | 48 to 110 V |
| Rated control supply voltage Us at AC 60 Hz: | 48 to 110 V |
| Rated control supply voltage Us at DC: | 48 to 110 V |
| Type of connection main circuit: | Rail connection |
| Suitable for series installation: | no |
| NEMA rated operating power: | 447 kW |
