Power inverter AC output part Mosfet/IGBT module exploded

Power inverter AC output part Mosfet/IGBT module exploded

Model

BP series pure sine wave inverter


Description

AC output part MOS tube/ IGBT module exploded. AC output part driver board, corresponding resistances and PCB board were damaged.


Fault Causes

AC output was connected with grid.


Solutions and steps

Change MOS tube/IGBT module, AC output part driver board, damaged resistances and PCB board.


(IGBT module exploded)


(AC output part MOS tube)