SPF4000T~12000T DVM introduction
SPF 4000-12000T DVM is low frequency inverter for Split phase grid system like in America, Japan etc.
Utility Bypass Circuit
RY1 and RY2 are used to swith to utility
Transformer will split phase and get 120V , 240V voltage
Mainboard is under Control board
MPPT Board is next to Mainboard