TAIXI Solar PV MCB 1000V Mini Circuit Breaker 2P 63A-125A

TAIXI Solar PV MCB 1000V Photovoltaic Protection Specifications

The solar MCB operates continuously at 1000V DC, the standard voltage rating for modern photovoltaic power generation systems combining multiple panel strings in series configurations. Two-pole switching isolates both positive and negative conductors simultaneously, a safety requirement in solar arrays where single-pole disconnection leaves hazardous voltage on equipment after shutdown. Amperage options from 16A to 125A accommodate string-level protection in small residential arrays through large commercial photovoltaic installations serving battery storage and grid interconnection. Trip characteristics balance sensitivity to minor overloads against nuisance tripping from brief inrush currents during inverter startup, ensuring reliable protection in variable solar generation environments. The compact mini circuit breaker form factor integrates into PV combiner boxes, string inverters and battery charge controllers without requiring additional mounting infrastructure or distribution panel space.