TeSys K reversing contactor, 3p, AC-3 <= 440 V 12A, 1 NC, 48 V AC coil. range: TeSys – product name: TeSys K – device short name: LC2K – device application: control – contactor application: motor control, resistive load – utilisation category: AC-1, AC-3, AC-4 – 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: 12 A at <= 440 V AC AC-3 for power circuit, 16 A (<= 70 °C) at 690 V AC AC-1 for power circuit, 20 A (<= 50 °C) at <= 440 V AC AC-1 for power circuit – motor power kW: 3 kW at 220…230 V AC 50/60 Hz, 4 kW at 480 V AC 50/60 Hz, 4 kW at 500…600 V AC 50/60 Hz, 4 kW at 660…690 V AC 50/60 Hz, 5.5 kW at 380…415 V AC 50/60 Hz, 5.5 kW at 440 V AC 50/60 Hz – auxiliary contact composition: 1 NC – overvoltage category: III – [Ith] conventional free air thermal current: 10 A at <= 50 °C for signalling circuit, 20 A at <= 50 °C for power circuit – Irms rated making capacity: 110 A AC for signalling circuit conforming to IEC 60947, 144 A at 690 V AC for power circuit conforming to IEC 60947, 144 A at 690 V AC for power circuit conforming to NF C 63-110 – rated breaking capacity: 110 A at 440 V conforming to IEC 60947, 70 A at 660…690 V conforming to IEC 60947, 80 A at 500 V conforming to IEC 60947 – [Icw] rated short-time withstand current: 100 A <= 50 °C 10 s power circuit, 105 A <= 50 °C 5 s power circuit, 110 A 100 ms signalling circuit, 115 A <= 50 °C 1 s power circuit, 25 A <= 50 °C >= 15 min power circuit, 50 A <= 50 °C 3 min power circuit, 55 A <= 50 °C 1 min power circuit, 75 A <= 50 °C 30 s power circuit, 80 A 1 s signalling circuit, 90 A 500 ms signalling circuit – associated fuse rating: 10 A gG for signalling circuit conforming to IEC 60947, 10 A gG for signalling circuit conforming to VDE 0660, 25 A aM for power circuit, 25 A gG at <= 440 V for power circuit – [Ui] rated insulation voltage: 600 V for power circuit conforming to CSA C22.2 No 14, 600 V for power circuit conforming to UL 508, 600 V for signalling circuit conforming to CSA C22.2 No 14, 600 V for signalling circuit conforming to UL 508, 690 V for power circuit conforming to IEC 60947-4-1, 690 V for signalling circuit conforming to IEC 60947-4-1, 690 V for signalling circuit conforming to IEC 60947-5-1 – electrical durability: 0.3 Mcycles 20 A AC-1 at Ue <= 440 V, 1.3 Mcycles 12 A AC-3 at Ue <= 440 V – interlocking type: mechanical – mounting support: plate, rail – standards: BS 5424, IEC 60947, NF C 63-110, VDE 0660 – product certifications: CSA, UL – connections – terminals: screw clamp terminals 1 cable(s) 0.34…2.5 mm² – cable stiffness: flexible – with cable end, 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) 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, screw clamp terminals 2 cable(s) 1.5…4 mm² – cable stiffness: solid – tightening torque: 1.3 N.m – on screw clamp terminals – with screwdriver flat Ø 6 mm, 1.3 N.m – on screw clamp terminals – with screwdriver Philips No 2 – operating time: 10…20 ms coil de-energisation and NO opening, 10…20 ms coil energisation and NO closing – safety reliability level: B10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1, B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1 – mechanical durability: 5 Mcycles.