YBRM5E-630 Series Electronic MCCB

The YBRM5E-630 Series electronic molded case circuit breaker is a 400A–630A high-current MCCB for heavy industrial main power cabinets and large energy storage stations, delivering precise electrical safety and adjustable circuit protection. Certified to IEC60947-2 standards, it passes all global large power project acceptance inspections smoothly. Different from conventional thermal-magnetic breakers, this molded case circuit breaker adopts high-precision electronic trip modules. Users can freely adjust overload and short-circuit thresholds, and it maintains consistent accuracy free from temperature drift. Oversized arc-extinguishing chambers and visible isolation design greatly boost electrical safety to avoid leakage, arc ablation and destructive electrical fires. This molded case circuit breaker provides 3P/4P options, matching standard main distribution cabinets for fast wiring. Reinforced mechanical structure keeps stable switching performance under high heat, dust and humid ind…

Molded Case Circuit Breaker DC Molded Case Circuit Breaker Electronic Molded Case Circuit Breaker Thermomagnetic Molded Case Circuit Breaker