TeSys K changeover contactor, 4p, AC-1 <= 440 V 20A, 24 V AC coil. range: TeSys – product name: TeSys K – product or component type: changeover contactor – device short name: LC2K – device application: control – contactor application: resistive load – utilisation category: AC-1 – device presentation: preassembled with reversing power busbar – poles description: 4P – pole contact composition: 4 NO – [Ie] rated operational current: 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 – overvoltage category: III – Irms rated making capacity: 110 A AC for power circuit conforming to IEC 60947, 110 A AC for power circuit conforming to NF C 63-110 – rated breaking capacity: 110 A at 220…230 V conforming to IEC 60947, 110 A at 380…400 V conforming to IEC 60947, 110 A at 415 V conforming to IEC 60947, 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: 20 A <= 50 °C >= 15 min power circuit, 40 A <= 50 °C 3 min power circuit, 45 A <= 50 °C 1 min power circuit, 60 A <= 50 °C 30 s power circuit, 80 A <= 50 °C 10 s power circuit, 85 A <= 50 °C 5 s power circuit, 90 A <= 50 °C 1 s power circuit – associated fuse rating: 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, 690 V for power circuit conforming to IEC 60947-4-1 – 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.