GE FNWS3WT Circuit Breaker Inquiry Item

Product Description

FNWS3WT is GE three-pole molded case circuit breaker, designed for low-voltage distribution and motor circuit protection. It integrates thermal overload protection and electromagnetic short-circuit trip function, can quickly cut off fault current to protect cables and downstream electrical equipment. It is widely used in industrial control cabinets, water treatment, petrochemical power distribution systems, as a spare protection component.

Technical Specifications

Model: FNWS3WT Brand: GE Pole: 3-pole Rated voltage: 400 V AC Trip function: Thermal-magnetic trip Mounting: DIN rail or fixed mounting Certification: CE, IEC Protection grade: IP40 (front)

Components & Troubleshooting

It includes main contact set, arc extinguishing chamber, thermal magnetic trip unit, operating handle, plastic housing and wiring terminals. Common faults: Unexpected tripping without overload, contact overheating, contact welding after short circuit, trip unit failure, handle cannot be closed.

Disclaimer

This spare part shall be installed, calibrated and maintained by qualified instrument technicians. Verify rated current before commissioning.