Schneider LC1E Series High-Capacity AC Contactor (120A–400A)
The Schneider LC1E series is a professional-grade AC contactor designed for high-performance power switching and motor control in industrial environments. Engineered for reliability and longevity, these contactors provide a robust solution for managing heavy electrical loads. Whether used in HVAC systems, manufacturing machinery, or power distribution panels, the LC1E range delivers the precision and durability required for demanding US industrial standards.
Key Benefits
- Exceptional Current Handling: Designed to manage high-amperage applications with rated currents spanning from 120A up to 400A, ensuring stable performance for heavy-duty equipment.
- Flexible Control Options: Features a versatile coil system compatible with various AC voltages, including 24V, 110V, 220V, and 380V, allowing for easy integration into existing control circuits.
- Rugged Construction: Built with premium materials to withstand frequent switching cycles and the rigors of industrial operation, reducing downtime and maintenance costs.
- Secure Screw Mounting: Engineered for a stable, fixed installation using a reinforced screw-mounting system that ensures the unit remains secure even in high-vibration environments.
- Optimized Thermal Management: The physical design promotes efficient heat dissipation, maintaining operational integrity during continuous high-load periods.
Key Specs
- Models Supported: LC1E120, LC1E160, LC1E200, LC1E250, LC1E300, LC1E400.
- Coil Voltages: AC 220V (Standard), AC 24V, AC 110V, AC 380V.
- Current Ratings: 120A, 160A, 200A, 250A, 300A.
- Installation Type: Fixed screw mounting.
- Dimensions (LC1E120/160): 120mm x 158mm x 132mm.
- Dimensions (LC1E200/250): 168.5mm x 174mm/197mm x 181mm.
- Dimensions (LC1E300): 213mm x 206mm x 219mm.
- Frequency: 50Hz/60Hz.
How to Use
- Verification: Before installation, check the coil voltage marking (located near terminals A1/A2) to ensure it matches your control power supply.
- Mounting: Secure the contactor to your electrical panel or mounting plate using the designated screw holes. Ensure the unit is oriented correctly for optimal cooling.
- Main Circuit Wiring: Connect the incoming power lines to the top terminals (3L2, 5L3, etc.) and the load lines to the corresponding bottom terminals (2T1, 4T2, 6T3).
- Control Circuit Wiring: Connect the control signal wires to the A1 and A2 coil terminals.
- Testing: Once wired, energize the control circuit to verify that the contactor engages and disengages smoothly before applying the full load.
Care & Safety
- Voltage Sensitivity: Never apply a voltage higher than the rated coil voltage, as this may lead to internal damage or coil burnout.
- Tightening Torque: Regularly inspect and tighten terminal screws to prevent loose connections, which can cause overheating or arcing.
- Environmental Protection: Install in a well-ventilated enclosure free from excessive dust, moisture, or corrosive vapors to preserve the contact points.
- Electrical Safety: Always disconnect the main power source before performing any installation, wiring, or maintenance tasks.
Notes
"Product dimensions are for the unit without accessories; actual measurements may vary slightly."
