N4-4-1250-S15-DC DC MCCB

Feature & Principle

It is a dedicated DC molded case circuit breaker. Special arc extinguishing structure for DC arc, which can quickly extinguish DC arc when fault occurs. It provides overload long delay and short circuit instantaneous protection. The DC rated voltage is matched with photovoltaic and energy storage battery cluster, with reliable isolation function, used for DC side protection of energy storage converters and photovoltaic combiner cabinets.

Specifications

Model: N4-4-1250-S15-DC Pole: 4P Rated current In: 1250 A Type: DC molded case circuit breaker Trip mode: Thermal magnetic trip Application: Photovoltaic power station, energy storage system, DC distribution Certification: CE

Components & Diagnostics

Insulated housing, contact assembly, DC arc extinguishing chamber, thermal magnetic trip unit, operating handle, auxiliary contact optional. Common faults: contact overheating, arc extinguishing failure, false tripping, mechanism stuck.

Product Brief

N4-4-1250-S15-DC DC molded case circuit breaker, DC power distribution spare widely used for energy storage and photovoltaic cabinet maintenance and replacement.