... system of factories, mines and enterprises, and starting of large high-voltage motor, etc.,so as to control, protect and monitor the ... front-end maintenance, the switchgear is equipped with a special current transformer, so that the operator can maintain and inspect it ... withstand voltagekV7595/1258Rated short circuit breaking current (peak)kA40/50/63/80/1009Short time withstand current(4s)kA20/25/31.5/ ...