Product Model
LC2K12004B7
Selling Points
- 1Pre-assembled Reversing Magnetic Contactor: Designed for standard applications with a mechanical interlock.
- 2High Durability: Boasts 5,000,000 operations at no load with a mechanical durability rating.
- 3Robust Technical Specifications: Rated for 20A (AC-1) and 144A (Irms AC) with an operating voltage up to 690V.
- 4Easy Installation: Equipped with screw connections for hassle-free installation.
- 5IP20 Protection: Offers a degree of protection rated at IP20 for reliable operation in various environments.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
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 <122 °F (50 °C)) at <= 440 V AC AC-1 for power circuit<br />16 A (at <158 °F (70 °C)) at 690 V AC AC-1 for power circuit |
Control circuit type | AC 50/60 Hz | [Uc] control circuit voltage | 24 V AC 50/60 Hz |
[Uimp] rated impulse withstand voltage | 8 kV | Overvoltage category | III |
[Ith] conventional free air thermal current | 20 A (at 122 °F (50 °C)) for power circuit | Irms rated making capacity | 144 A at 690 V AC for power circuit conforming to NF C 63-110<br />144 A at 690 V AC for power circuit conforming to IEC 60947 |
Rated breaking capacity | 110 A at 440 V conforming to IEC 60947<br />80 A at 500 V conforming to IEC 60947<br />70 A at 660...690 V conforming to IEC 60947 | [Icw] rated short-time withstand current | 115 A 122 °F (50 °C) - 1 s for power circuit<br />105 A 122 °F (50 °C) - 5 s for power circuit<br />100 A 122 °F (50 °C) - 10 s for power circuit<br />75 A 122 °F (50 °C) - 30 s for power circuit<br />55 A 122 °F (50 °C) - 1 min for power circuit<br />50 A 122 °F (50 °C) - 3 min for power circuit<br />25 A 122 °F (50 °C) - >= 15 min for power circuit |
Associated fuse rating | 25 A gG at <= 440 V for power circuit<br />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 UL 508<br />Power circuit 690 V IEC 60947-4-1<br />Power circuit 600 V CSA C22.2 No 14 | Electrical durability | 0.3 Mcycles 20 A AC-1 <= 440 V |
Interlocking type | Mechanical | Mounting Support | Rail<br />Plate |
Standards | EN/IEC 60947-4-1<br />GB/T 14048.4<br />UL 60947-4-1<br />CSA C22.2 No 60947-4-1<br />JIS C8201-4-1 | Product Certifications | CB Scheme<br />CCC<br />UL<br />CSA<br />EAC<br />CE<br />UKCA |
Connections - terminals | screw clamp terminals 1 0.002…0.006 in² (1.5…4 mm²)solid<br /> screw clamp terminals 1 0.001…0.006 in² (0.75…4 mm²)flexible without cable end<br /> screw clamp terminals 1 0.0005…0.004 in² (0.34…2.5 mm²)flexible with cable end<br /> screw clamp terminals 2 0.002…0.006 in² (1.5…4 mm²)solid<br /> screw clamp terminals 2 0.001…0.006 in² (0.75…4 mm²)flexible without cable end<br /> screw clamp terminals 2 0.0005…0.002 in² (0.34…1.5 mm²)flexible with cable end | Tightening torque | 7.08…11.5 lbf.in (0.8…1.3 N.m) screw clamp terminals Philips No 2<br /> 7.08…11.5 lbf.in (0.8…1.3 N.m) screw clamp terminals flat Ø 6 mm |
Operating time | 10...20 ms coil energisation and NO closing<br />10...20 ms coil de-energisation and NO opening | Safety reliability level | B10d = 1369863 cycles contactor with nominal load EN/ISO 13849-1<br />B10d = 20000000 cycles contactor with mechanical load EN/ISO 13849-1 |
Mechanical durability | 5 Mcycles | Maximum operating rate | 3600 cyc/h |
Control circuit voltage limits | Operational: 0.8...1.15 Uc (at <122 °F (50 °C))<br />Drop-out: 0.2...0.75 Uc (at <122 °F (50 °C)) | Inrush power in VA | 30 VA (at 68 °F (20 °C)) |
Hold-in power consumption in VA | 4.5 VA (at 68 °F (20 °C)) | Heat dissipation | 1.3 W |
IP degree of protection | IP20 VDE 0106 | Protective treatment | TC IEC 60068<br />TC DIN 50016 |
Ambient Air Temperature for Operation | -13…122 °F (-25…50 °C) | Ambient Air Temperature for Storage | -58…176 °F (-50…80 °C) |
Operating altitude | 6561.68 ft (2000 m) without derating | Flame retardance | V1 conforming to UL 94<br />Requirement 2 conforming to NF F 16-101<br />Requirement 2 conforming to NF F 16-102 |
Mechanical robustness | Shocks contactor closed, on X axis10 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor closed, on Y axis15 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor closed, on Z axis15 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor opened, on X axis6 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor opened, on Y axis10 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor opened, on Z axis10 Gn for 11 ms IEC 60068-2-27<br />Vibrations contactor closed4 Gn, 5...300 Hz IEC 60068-2-6<br />Vibrations contactor opened2 Gn, 5...300 Hz IEC 60068-2-6 | Height | 2.3 in (58 mm) |
Width | 3.5 in (90 mm) | Depth | 2.2 in (57 mm) |
Net Weight | 0.84 lb(US) (0.38 kg) |
Specifications may be subject to change without notice