... by ourself well tested,best price ABS mccb molded case circuit breaker,CE,KEMA,TSE,BVQI, CCC certificate professional manufacture for ... and manufacture technology.They are suitable for short circuit and overload protection for circuit of AC 690V,50/60HZ,rated current from ... and break non-frequent,breaking off working and protecting overload ,short circuit and under voltage.It con-forms to IEC60947-2 ...