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range: TeSys product name: TeSys K product or component type: reversing contactor device short name: LC2K contactor application: motor control,resistive load utilisation category: AC-4,AC-3,AC-1 device presentation: preassembled with reversing power busbar poles description: 3P pole contact composition: 3 NO [Ue] rated operational voltage: <= 690 V AC 50/60 Hz for signalling circuit,690 V AC 50/60 Hz for power circuit [Ie] rated operational current: 20 A (<= 50 °C) at <= 440 V AC AC-1 for power circuit,16 A (<= 70 °C) at 690 V AC AC-1 for power circuit,9 A at <= 440 V AC AC-3 for power circuit motor power kW: 2.2 kW at 220...230 V AC 50/60 Hz,4 kW at 660...690 V AC 50/60 Hz,4 kW at 500...600 V AC 50/60 Hz,4 kW at 440 V AC 50/60 Hz,4 kW at 480 V AC 50/60 Hz,4 kW at 380...415 V AC 50/60 Hz control circuit type: AC 50/60 Hz control circuit voltage: 200...208 V AC 50/60 Hz auxiliary contact composition: 1 NO [Uimp] rated impulse withstand voltage: 8 kV overvoltage category: III [Ith] conventional free air thermal current: 20 A at <= 50 °C for power circuit,10 A at <= 50 °C for signalling circuit Irms rated making capacity: 110 A AC for power circuit conforming to NF C 63-110,110 A AC for power circuit conforming to IEC 60947,110 A AC for signalling circuit conforming to IEC 60947 rated breaking capacity: 110 A at 440 V conforming to IEC 60947,110 A at 415 V conforming to IEC 60947,80 A at 500 V conforming to IEC 60947,110 A at 220...230 V conforming to IEC 60947,110 A at 380...400 V conforming to IEC 60947,70 A at 660...690 V conforming to IEC 60947 [Icw] rated short-time withstand current: 20 A <= 50 °C >= 15 s power circuit,90 A <= 50 °C 1 s power circuit,85 A <= 50 °C 5 s power circuit,80 A <= 50 °C 10 s power circuit,60 A <= 50 °C 30 s power circuit,45 A <= 50 °C 1 min power circuit,40 A <= 50 °C 3 min power circuit,80 A 1 s signalling circuit,110 A 100 ms signalling circuit,90 A 500 ms signalling circuit associated fuse rating: 25 A aM for power circuit,10 A gG for signalling circuit conforming to IEC 60947,10 A gG for signalling circuit conforming to VDE 0660,25 A gG at <= 440 V for power circuit average impedance: 3 mOhm at 50 Hz - Ith 20 A for power circuit [Ui] rated insulation voltage: 690 V for power circuit conforming to IEC 60947-4-1,600 V for power circuit conforming to UL 508,690 V for signalling circuit conforming to IEC 60947-4-1,600 V for signalling circuit conforming to UL 508,690 V for signalling circuit conforming to IEC 60947-5-1,600 V for power circuit conforming to CSA C22.2 No 14,600 V for signalling circuit conforming to CSA C22.2 No 14 electrical durability: 0.18 Mcycles 20 A AC-1 at Ue <= 440 V,1.3 Mcycles 9 A AC-3 at Ue <= 440 V interlocking type: mechanical mounting support: rail,plate standards: BS 5424,IEC 60947,VDE 0660,NF C 63-110 product certifications: UL,CSA connections - terminals: screw clamp terminals 1 cable(s) 0.75...4 mm² - cable stiffness: flexible - without cable end,screw clamp terminals 1 cable(s) 1.5...4 mm² - cable stiffness: solid,screw clamp terminals 2 cable(s) 1.5...4 mm² - cable stiffness: solid,screw clamp terminals 1 cable(s) 0.34...2.5 mm² - cable stiffness: flexible - with cable end,screw clamp terminals 2 cable(s) 0.34...1.5 mm² - cable stiffness: flexible - with cable end,screw clamp terminals 2 cable(s) 0.75...4 mm² - cable stiffness: flexible - without cable end tightening torque: 1.3 N.m - on screw clamp terminals - with screwdriver Philips No 2,1.3 N.m - on screw clamp terminals - with screwdriver flat O 6 mm operating time: 10...20 ms coil de-energisation and NO opening,10...20 ms coil energisation and NO closing safety reliability level: B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1,B10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1 mechanical durability: 5 Mcycles operating rate: 3600 cyc/h