Contactor, Application: Contactors for Semiconductor Industries acc. to SEMI F47, Contactors up to 150 A with electronic actuation, 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 terminals, Notes: Also suitable for motors with efficiency class IE3., IE3-ready devices are identified by the logo on their packaging., Description: Contactors suitable for semi-conductor industry according to SEMI F47., Contactors hum-free , suitable for building services automation., Operating mechanism adjustable from 50 Hz to 400 Hz., Number of poles: 3 pole, Rated operational current AC-3 380 V 400 V: Ie= 50 A, Rated operational current AC-1 Conventional free air thermal current, 3 pole, 50 - 60 Hz Open at 40 °C: Ith =Ie= 80 A, enclosed: Ith= 58 A, Rated operational current AC-1 Conventional free air thermal current, 1 pole open: Ith= 162 A, enclosed: Ith= 145 A, Max. rating for three-phase motors, 50 - 60 Hz AC-3 220 V 230 V: P= 15.5 kW, 380 V 400 V: P= 22 kW, 660 V 690 V: P= 30 kW, Max. rating for three-phase motors, 50 - 60 Hz AC-4 220 V 230 V: P= 6 kW , 380 V 400 V: P= 10 kW, 660 V 690 V: P= 14 kW, Instructions: Contacts to EN 50 012., built-in suppressor circuit'