| 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 |
| power pole contact composition | 4 NO |
| [Ue] rated operational voltage | Power circuit: 690 V AC 50/60 Hz |
| [Ie] rated operational current | 20 A (at < 50 °C) at ≤ 440 V AC AC-1 for power circuit
16 A (at < 70 °C) at 690 V AC AC-1 for power circuit |
| control circuit type | AC at 50/60 Hz |
| [Uc] control circuit voltage | 220...230 V AC 50/60 Hz |
| [Uimp] rated impulse withstand voltage | 8 kV |
| overvoltage category | III |
| [Ith] conventional free air thermal current | 20 A (at 50 °C) for power 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 |
| rated breaking capacity | 110 A at 415 V conforming to IEC 60947
110 A at 440 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 | 90 A 50 °C - 1 s for power circuit
85 A 50 °C - 5 s for power circuit
80 A 50 °C - 10 s for power circuit
60 A 50 °C - 30 s for power circuit
45 A 50 °C - 1 min for power circuit
40 A 50 °C - 3 min for power circuit
20 A 50 °C - >= 15 min for power circuit |
| associated fuse rating | 25 A gG at ≤ 440 V for power circuit
25 A aM for power circuit |
| average impedance | 3 mOhm - Ith 20 A 50 Hz for power circuit |
| [Ui] rated insulation voltage | Power circuit: 600 V conforming to UL 508
Power circuit: 690 V conforming to IEC 60947-4-1
Power circuit: 600 V conforming to CSA C22.2 No 14 |
| electrical durability | 0.18 Mcycles 20 A AC-1 at Ue ≤ 440 V |
| interlocking type | Mechanical |
| mounting support | Rail
Plate |
| standards | IEC 60947
BS 5424
NF C 63-110
VDE 0660 |
| product certifications | UL
CSA |
| connections - terminals | Screw clamp terminals 1 cable(s) 1.5…4 mm²solid
Screw clamp terminals 1 cable(s) 0.75…4 mm²flexible without cable end
Screw clamp terminals 1 cable(s) 0.34…2.5 mm²flexible with cable end
Screw clamp terminals 2 cable(s) 1.5…4 mm²solid
Screw clamp terminals 2 cable(s) 0.75…4 mm²flexible without cable end
Screw clamp terminals 2 cable(s) 0.34…1.5 mm²flexible with 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 Ø 6 mm |
| operating time | 10...20 ms coil energisation and NO closing
10...20 ms coil de-energisation and NO opening |
| 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 |
| maximum operating rate | 3600 cyc/h |