Mold cased circuit breaker

The utility model provides a mold cased circuit breaker, it includes the handle, the contact mechanism of setting in the casing, the operating device who moves contact connection with contact mechanism, rotate handle installs on the casing, be equipped with the operation window who dodges the handle on the casing, the handle is connected the quiet male contact in swing of drive moving contact and the casing and is separated combined floodgate and the separating brake of realizing the circuit breaker with operating device, the handle includes that integrated into one piece's the user action's of being convenient for lever sets up respectively at lever both sides first colour instruction shielding plate and the second colour instruction shielding plate different with operation window complex colour with setting up, instruct shielding plate and second colour through integrated into one piece's first colour and instruct the shielding plate setting, make the shielding plate of handle not only can increase the inte