WESTINGHOUSE 4LC400Q U

Description:

The Westinghouse 4LC400Q Rating Plug is used in industrial circuit breaker trip and power distribution systems. Commonly installed in LC series molded case circuit breakers, switchgear assemblies, and industrial electrical distribution equipment requiring calibrated trip settings. Maintenance teams, OEM operators, and system integrators use this Westinghouse rating plug for breaker maintenance, trip unit replacement, and electrical retrofit projects.

Applications:

The Westinghouse 4LC400Q Rating Plug is designed for industrial electrical applications requiring accurate breaker trip calibration and overload protection coordination. Common applications include LC frame circuit breaker systems, motor control centers, industrial switchgear equipment, and facility power distribution systems used in manufacturing plants, utility operations, and processing facilities.

Technical Specifications:

• Manufacturer Part Number (MPN): 4LC400Q
• Product Type: Rating Plug
• Brand: Westinghouse
• Series: 4LC
• Amperage Rating: 400A
• Function: Circuit breaker trip calibration and protection coordination
• Compatible Breaker Frames: LC, LCA, LCG, LCGA, HLC, HLCA, HLCG, HLCGA
• Trip Type Compatibility: Seltronic
• Application Type: Industrial circuit breaker systems
• Mounting Type: Breaker-installed plug assembly
• Industrial Compatibility: Switchgear, MCC systems, molded case breakers
• Construction Type: Industrial-duty breaker accessory component

Common Replacements:

• Eaton 4LC400 Rating Plug
• Westinghouse 4LCL400 Rating Plug
• Cutler-Hammer LC3400 400A Rating Plug