Switchgear refers to the installation of relevant high and low voltage electrical appliances and their bus ducts, current carrying conductors, composite insulators, etc. on the closed or open metal material cabinet body by the manufacturer according to the provisions of the primary main wiring method of electrical equipment, as the equipment for receiving and distributing electromagnetic energy in the power supply system.

The following editor will introduce that the switchgear has five functions to prevent misoperation.

1. Avoid opening and closing the knife switch with load.

2. Avoid entering the power on distance by mistake.

3. Avoid opening and closing the disconnector by mistake.

4. Avoid connecting the electric wire connector.

5. Avoid reclosing with wire connectors.