Main rangeTeSys product or component typeContactor product nameTeSys K device short nameLC1K device applicationControl contactor applicationMotor controlResistive load Complementary utilisation categoryAC-1AC-3AC-4 poles description3P pole contact composition3 NO [Ue] rated operational voltage690 V AC 50/60 Hz for power circuit<= 690 V AC 50/60 Hz for signalling circuit [Ie] rated operational current20 A (<= 50 °C) at <= 440 V AC AC-1 for power circuit16 A (<= 70 °C) at 690 V AC AC-1 for power circuit12 A at <= 440 V AC AC-3 for power circuit control circuit typeAC 50/60 Hz [Uc] control circuit voltage24 V AC 50/60 Hz motor power kW3 kW at 220...230 V AC 50/60 Hz AC-32.2 kW at 400 V AC 50/60 Hz AC-45.5 kW at 440 V AC 50/60 Hz AC-35.5 kW at 380...415 V AC 50/60 Hz AC-34 kW at 480 V AC 50/60 Hz AC-34 kW at 500...600 V AC 50/60 Hz AC-34 kW at 660...690 V AC 50/60 Hz AC-3 auxiliary contact composition1 NO [Uimp] rated impulse withstand voltage8 kV overvoltage categoryIII [Ith] conventional free air thermal current20 A at <= 50 °C for power circuit10 A at <= 50 °C for signalling circuit Irms rated making capacity110 A AC for signalling circuit conforming to IEC 60947144 A AC for power circuit conforming to NF C 63-110144 A AC for power circuit conforming to IEC 60947 rated breaking capacity110 A at 440 V conforming to IEC 6094780 A at 500 V conforming to IEC 6094770 A at 660...690 V conforming to IEC 60947 [Icw] rated short-time withstand current25 A <= 50 °C >= 15 min power circuit80 A 1 s signalling circuit90 A 500 ms signalling circuit110 A 100 ms signalling circuit115 A <= 50 °C 1 s power circuit105 A <= 50 °C 5 s power circuit100 A <= 50 °C 10 s power circuit75 A <= 50 °C 30 s power circuit55 A <= 50 °C 1 min power circuit50 A <= 50 °C 3 min power circuit associated fuse rating25 A gG at <= 440 V for power circuit25 A aM for power circuit10 A gG for signalling circuit conforming to IEC 6094710 A gG for signalling circuit conforming to VDE 0660 average impedance3 mOhm at 50 Hz - Ith 20 A for power circuit [Ui] rated insulation voltage690 V for signalling circuit conforming to IEC 60947-4-1690 V for signalling circuit conforming to IEC 60947-5-1600 V for signalling circuit conforming to UL 508600 V for power circuit conforming to CSA C22.2 No 14600 V for signalling circuit conforming to CSA C22.2 No 14690 V for power circuit conforming to IEC 60947-4-1600 V for power circuit conforming to UL 508 insulation resistance> 10 MOhm for signalling circuit inrush power in VA30 VA at 20 °C hold-in power consumption in VA4.5 VA at 20 °C heat dissipation1.3 W control circuit voltage limits0.2...0.75 Uc at <= 50 °C drop-out0.8...1.15 Uc at <= 50 °C operational connections - terminalsScrew clamp terminals 2 cable(s) 4 mm² - cable stiffness: solidScrew clamp terminals 2 cable(s) 4 mm² - cable stiffness: flexible - without cable endScrew clamp terminals 2 cable(s) 1.5 mm² - cable stiffness: flexible - with cable end operating rate3600 cyc/h auxiliary contacts typeType instantaneous (1 NO) signalling circuit frequency<= 400 Hz minimum switching current5 mA for signalling circuit minimum switching voltage17 V for signalling circuit mounting supportPlateRail tightening torque1.3 N.m - on screw clamp terminals - with screwdriver Philips No 21.3 N.m - on screw clamp terminals - with screwdriver flat Ø 6 mm operating time10...20 ms coil de-energisation and NO opening10...20 ms coil energisation and NO closing safety reliability levelB10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1 non overlap distance0.5 mm mechanical durability10 Mcycles electrical durability0.3 Mcycles 20 A AC-1 at Ue <= 440 V1.3 Mcycles 12 A AC-3 at Ue <= 440 V mechanical robustnessShocks contactor closed, on X axis 10 Gn for 11 ms IEC 60068-2-27Shocks contactor closed, on Y axis 15 Gn for 11 ms IEC 60068-2-27Shocks contactor closed, on Z axis 15 Gn for 11 ms IEC 60068-2-27Shocks contactor opened, on X axis 6 Gn for 11 ms IEC 60068-2-27Shocks contactor opened, on Y axis 10 Gn for 11 ms IEC 60068-2-27Shocks contactor opened, on Z axis 10 Gn for 11 ms IEC 60068-2-27Vibrations contactor closed 4 Gn, 5...300 Hz IEC 60068-2-6Vibrations contactor opened 2 Gn, 5...300 Hz IEC 60068-2-6 height58 mm width45 mm depth57 mm product weight0.18 kg Environment standardsBS 5424IEC 60947NF C 63-110VDE 0660 product certificationsCSAUL IP degree of protectionIP2x conforming to VDE 0106 protective treatmentTC conforming to IEC 60068TC conforming to DIN 50016 ambient air temperature for operation-25...50 °C ambient air temperature for storage-50...80 °C operating altitude2000 m without derating in temperature flame retardanceV1 conforming to UL 94Requirement 2 conforming to NF F 16-101Requirement 2 conforming to NF F 16-102 Offer Sustainability Sustainable offer statusGreen Premium product RoHS (date code: YYWW) REACh Product environmental profile Product end of life instructions Contractual warranty Warranty period18 months
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