Schneider Electric TeSys LC1-K Contactor

Schneider Electric TeSys LC1-K Contactor

Compact. Reliable. Industrial-grade motor control.

Overview

The TeSys K LC1-K contactor from Schneider Electric is a robust, high-reliability 3-pole AC contactor, engineered for controlling motors, resistive loads, and general power circuits. Designed with uniform size and panel footprint across the TeSys K series, the LC1-K simplifies installation and panel design while ensuring consistent mechanical and electrical performance. bh.rsdelivers.com+1

Key Features

• Versatile Motor & Load Control — Suitable for AC motors, resistive loads and general power switching (categories AC-1, AC-3, AC-4). iportal2.schneider-electric.com+2Prof-elec.com+2

• Compact, Standardized Form Factor — All LC1-K contactors share the same physical size and mounting footprint, allowing easy swap-out or series use in control panels. bh.rsdelivers.com+1

• 3-Pole (3 NO) Configuration — Provides three normally open power contacts for three-phase applications. iportal2.schneider-electric.com+1

• Built-in Auxiliary Contact — Includes a factory-installed auxiliary contact (1 NO or 1 NC depending on variant) for signaling or control circuit integration. Eshop+1

• Flexible Coil Options — Available with different control-circuit voltages (AC coils, various voltages depending on model) to suit global power supply standards. iportal2.schneider-electric.com+1

• DIN-Rail or Panel Mountable — Compatible with both DIN-rail mounting and screw fixing, offering flexibility for industrial enclosures and control panels. Eshop+1

• Global Standards & Certifications — Compliant with relevant international standards (e.g. IEC 60947) and certified for multiple markets, ensuring safety, reliability, and global usability. industrialautomation-products.com+2Eshop+2

Electrical Ratings & Performance (for typical 9 A / 12 A class variants)

• Operational current (AC-3): up to ~ 9 A–12 A at ≤ 440 V (varies by version) media.distrelec.com+2iportal2.schneider-electric.com+2

• Thermal current (AC-1): up to 20 A at ≤ 440 V (depending on variant) iportal2.schneider-electric.com+1

• Motor power capacity: up to ~5.5 kW at 380–440 V AC (depending on variant) iportal2.schneider-electric.com+1

• Rated insulation voltage (Ui): up to 690 V AC (power circuit), signalling circuit also rated accordingly RS Components+1

• Suitable for frequent switching — ideal for motor start/stop operations, conveyors, pumps, HVAC, and general industrial controls. industrialautomation-products.com+1

Typical Applications

• Control of three-phase AC motors — pumps, compressors, conveyors, fans, compressors.

• General AC power switching — lighting, heating, resistive loads.

• Automated control panels and industrial machinery — where compact size, reliability, and modularity matter.

• Use in combination with thermal overload relays (e.g. TeSys relays) to form complete motor starters. industrialautomation-products.com+1