The Schneider Electric LC1G620 is a 620A rated, heavy-duty 3-pole electromechanical contactor from the Telemecanique G-Line series. Designed for universal coil operation (100-250V AC/DC), it is engineered for demanding applications requiring high-current switching of motors, resistive loads, or capacitors in industrial power systems.
Specifications
Parameter Specification
Product Series Telemecanique G-Line (LC1G Series)
Model LC1G620
Coil Voltage Universal: 100-250V AC / 100-250V DC (Single coil design compatible with both AC and DC supplies within this range)
Utilization Category AC-3 (Squirrel cage motor: Starting, stopping)
AC-1 (Non-inductive or slightly inductive loads)
Rated Operational Current (Ie) 620 A at 400V AC for AC-3 duty
Thermal Current (Ith) 620 A
Motor Power Rating 335 kW / 450 HP at 400V AC, 3-phase
Poles 3 Normally Open (NO) Main Poles
Auxiliary Contacts Typically supplied as a kit or configurable. Can be fitted with multiple auxiliary contact blocks (e.g., 2NO + 2NC). Standard version may include 1NO + 1NC.
Rated Insulation Voltage (Ui) 1000 V
Rated Operational Voltage (Ue) Up to 1000 V AC
Control Circuit (Coil) Universal coil:
• AC Consumption: ~800 VA (Inrush), ~75 VA (Holding)
• DC Consumption: ~95 W (Inrush), ~25 W (Holding)
Mechanical Life 5 million operations
Electrical Life 300,000 operations at AC-3, 620A
Mounting Panel or base plate mounting (via mounting feet/slots)
Terminals Large screw-clamp terminals for main circuit (suitable for busbar or large cables)
Connection Main circuit: For busbars or cables up to 2x(150-240 mm²) per pole
Control circuit: Screw terminals
Standards IEC/EN 60947-4-1, UL 508, CSA, CE
Ambient Temperature -25°C to +60°C (operation)
-40°C to +80°C (storage)
Protection Degree IP00 (contactors), IP20 (with cover)
Weight Approximately 8-10 kg