DNM8-400 series PV dedicated DC molded case circuit breakers are applicable to DC power grid circuits with rated voltage up to DC1500V and rated current 630A.DC circuit breakers have overload long delay protection and short- circuit instantaneous protection functions, which are used to distribute power and protect lines and power supply equipment from overload, short-circuit and other faults.
The operating mechanism of the DC MCCB has the functions of block speed closing and fast breaking, the structure is compact, size is small and convenient to use.

