Main rangeTeSys product or component typeContactor product nameTeSys K device short nameLC1K device applicationControl contactor applicationMotor controlResistive load Complementary utilisation categoryAC-1AC-3 poles description3P power 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 current12 A at <= 440 V AC AC-3 for power circuit control circuit typeDC low consumption [Uc] control circuit voltage24 V DC motor power kW3 kW at 220...230 V AC 50/60 Hz4 kW at 480 V AC 50/60 Hz4 kW at 500...600 V AC 50/60 Hz5.5 kW at 380...415 V AC 50/60 Hz5.5 kW at 440 V AC 50/60 Hz4 kW at 660/690 V AC 50/60 Hz auxiliary contact composition1 NC [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 current80 A <= 50 °C 1 s signalling circuit25 A <= 50 °C >= 15 min power 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 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 60947-5-1690 V for power circuit conforming to BS 5424690 V for power circuit conforming to IEC 60947-4-1690 V for power circuit conforming to NF C 20-040750 V for power circuit conforming to VDE 0110 group C insulation resistance> 10 MOhm for signalling circuit inrush power in W1.8 W at 20 °C hold-in power consumption in W1.8 W at 20 °C heat dissipation1.8 W control circuit voltage limits>= 0.10 Uc at <= 50 °C drop-out0.7...1.3 Uc at <= 50 °C operational connections - terminalsPower circuit : lugs-ring terminals - external diameter: 7 mm operating rate3600 cyc/h coil technologyWith integral suppression device auxiliary contacts typeType instantaneous (1 NC) signalling circuit frequency<= 400 Hz minimum switching current5 mA for signalling circuit minimum switching voltage17 V for signalling circuit mounting supportPlateRail tightening torquePower circuit : 1.3 N.m - on lugs-ring terminals - with screwdriver Philips No 2 3.2 mmPower circuit : 1.3 N.m - on lugs-ring terminals - with screwdriver flat Ø 6 mm 3.2 mm operating time10...20 ms coil de-energisation and NO opening30...40 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 durability30 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 weight0.235 kg Environment standardsEN 45545 R22 HL3EN/IEC 60947-4-1BS 5424IEC 60947NF C 63-110VDE 0660IEC 60077-1IEC 60077-2UL 60947-4-1CSA C22.2 No 60947-4-1EN/IEC 60947-5-1 product certificationsCCCCSAIECULEAC IP degree of protectionIP20 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 permissible ambient air temperature around the device-40...70 °C at Uc operating altitude2000 m without derating in temperature flame retardanceV0 conforming to UL 94 Offer Sustainability Sustainable offer statusGreen Premium product RoHS (date code: YYWW) REACh Product environmental profileAvailable Product end of life instructionsAvailable
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