Technical Number of Main Contacts NO: 3 Number of Main Contacts NC: 0 Number of Auxiliary Contacts NO: 1 Number of Auxiliary Contacts NC: 0 Rated Operational Voltage: Auxiliary Circuit 690 V Main Circuit 690 V Rated Frequency (f): Auxiliary Circuit 50 / 60 Hz Main Circuit 50 / 60 Hz Conventional Free-air Thermal Current (Ith): acc. to IEC 60947-4-1, Open Contactors Θ = 40 °C 32 A acc. to IEC 60947-5-1, Θ = 40 °C 16 A Rated Operational Current AC-1 (Ie): (220 / 240 V) 55 °C 27 A (690 V) 40 °C 32 A (690 V) 70 °C 23 A Rated Operational Current AC-3 (Ie): (415 V) 55 °C 25 A (440 V) 55 °C 16 A (500 V) 55 °C 14 A (690 V) 55 °C 10 A (380 / 400 V) 55 °C 25 A (220 / 230 / 240 V) 55 °C 25 A Rated Operational Current AC-15 (Ie): (500 V) NC 2 (500 V) 2 A (690 V) 2 A (24 / 127 V) 6 A (220 / 240 V) 4 A (380 / 400 V) 3 A (400 / 440 V) 2 A Rated Operational Current DC-13 (Ie): (24 V) 6 A / 144 W (110 V) 1.1 A / 121 W (125 V) 1.1 A / 138 W (220 V) 0.55 A / 121 W (250 V) 0.55 A / 138 W (400 V) 2.8 A / 134 W (500 V) 2 A / 144 W Rated Operational Power AC-3 (Pe): (415 V) 11 kW (440 V) 9 kW (500 V) 9 kW (690 V) 9 kW (380 / 400 V) 11 kW (220 / 230 / 240 V) 6.5 kW Rated Short-time Withstand Current Low Voltage (Icw): at 40 °C Ambient Temp, in Free Air, from a Cold State 10 s 200 A at 40 °C Ambient Temp, in Free Air, from a Cold State 15 min 32 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 min 85 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 s 300 A at 40 °C Ambient Temp, in Free Air, from a Cold State 30 s 105 A for 0.1 s 140 A for 1 s 100 A Maximum Breaking Capacity: cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 250 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 90 A Rated Insulation Voltage (Ui): acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 690 V Rated Impulse Withstand Voltage (Uimp): Auxiliary Circuit 6 kV Maximum Electrical Switching Frequency: (AC-1) 600 cycles per hour (AC-15) 1200 cycles per hour (AC-3) 1200 cycles per hour (DC-13) 900 cycles per hour Maximum Mechanical Switching Frequency: 3600 cycles per hour Rated Control Circuit Voltage (Uc): 50 Hz 230 ... 240 V 60 Hz 240 ... 260 V Power Loss: at Rated Operating Conditions AC-1 per Pole 1.2 W at Rated Operating Conditions AC-3 per Pole 0.35 W Operate Time: Between Coil De-energization and NC Contact Closing 9 ... 16 ms Between Coil De-energization and NO Contact Opening 4 ... 11 ms Between Coil Energization and NC Contact Opening 7 ... 21 ms Between Coil Energization and NO Contact Closing 10 ... 26 ms Degree of Protection: acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP20 Tightening Torque: Auxiliary Circuit 1 N·m Control Circuit 1 N·m Main Circuit 1.2 N·m Terminal Type: Screw Terminals Product Name: Block Contactor
read more