Front view of Schneider TeSys K mini contactor LC1K1210B7 showing 3 power poles and auxiliary contact

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Schneider TeSys K 12A 24V AC 3P Mini Contactor - LC1K1210B7

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Product Information

Stock Code LC1K1210B7
GTIN 3389110789744
Stock status: In stock

priced individually

Net price: £39.08

Gross price

£46.89

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Schneider TeSys K 12A 24V AC 3P mini contactor (LC1K1210B7) for control and motor applications. Rated AC-3/AC-3e at 12 A (≤440 V), with 3 power poles (3 NO) and 1 instantaneous auxiliary contact (1 NO). Compact K-frame design for plate or 35 mm DIN-rail mounting, screw clamp terminals, IEC 60947-4-1 compliant. Suitable for small motors up to 5.5 kW (380…440 V AC) in DOL and general control duties.

Specifications

Current Rating

12 A (AC-3 / AC-3e at ≤ 440 V), 20 A (AC-1 at ≤ 690 V)

Control Coil

24 V AC 50/60 Hz

Contact Configuration

3P power contacts (3 NO) + 1 NO instantaneous auxiliary contact

Frame Size

TeSys K (mini) ultra-compact

Terminal Type

Screw clamp terminals (see conductor sizes below)

Connections - Terminals

1 conductor 1.5…4 mm² solid; 0.75…4 mm² flexible without ferrule; 0.34…2.5 mm² flexible with ferrule. Two conductors: 1.5…4 mm² solid; 0.75…4 mm² flexible; 0.34…1.5 mm² flexible with ferrule

Mounting Method

Plate mount or 35 mm DIN rail

Motor Ratings (AC-3)

3 kW at 220–230 V; 5.5 kW at 380–415 V; 5.5 kW at 440 V; 4 kW at 690 V

Utilisation Categories

AC-3, AC-3e, AC-1, AC-4

Mechanical Life

10 million operations (10 Mcycles)

Electrical Durability

1.3 Mcycles at 12 A AC-3 (≤440 V)

Operating Time

10–20 ms coil energisation (NO closing); 10–20 ms coil de-energisation (NO opening)

Inrush / Hold Power

Inrush 30 VA (20 °C); Hold-in 4.5 VA (20 °C)

Heat Dissipation

1.3 W

Rated Insulation Voltage (Ui)

Power circuit 690 V (IEC), 600 V (UL/CSA)

Rated Impulse Withstand

8 kV

Rated Breaking / Making Capacity

Rated breaking: 110 A at 440 V (IEC 60947). Making capacity 144 A (power circuit) conforming to IEC 60947

Rated Short-time Withstand (Icw)

Examples: 115 A (1 s at 50 °C); 105 A (5 s); 100 A (10 s); 55 A (1 min). See full datasheet for durations.

Associated Fuse Rating

25 A gG (≤ 440 V) for power circuit; 10 A gG for signalling circuit (IEC 60947)

Average Impedance

3 mΩ (Ith 20 A, 50 Hz)

Overvoltage Category

III

IP Degree of Protection

IP2X (VDE 0106)

Standards & Certifications

EN/IEC 60947-4-1, UL 60947-4-1, CSA C22.2 No 60947-4-1; CB, CCC, UL, CSA, EAC, CE, UKCA

Operating Altitude

Up to 2000 m without derating

Ambient Temperature (Storage)

-50…80 °C

Mechanical Robustness

Shock and vibration tested to IEC 60068-2-27 / -6 (see datasheet)

Dimensions (H×W×D)

58 × 45 × 57 mm

Net Weight

0.18 kg

Maximum Operating Rate

3600 cycles/hour

Minimum Switching (Signalling)

Min current 5 mA; min voltage 17 V

Safety Reliability (B10d)

B10d = 1,369,863 cycles (nominal load) per EN/ISO 13849-1; 20,000,000 cycles mechanical per EN/ISO 13849-1

Warranty

18 months (manufacturer)

Schneider Electric Electrical Equipment