Disconnecting switch , Earthing Switch

Disconnecting switch

Disconnect switches are used to isolate a component of an electrical system from the power source. Electrical power distribution systems require switching for many reasons, including fault isolation, transfer loads from one source to another, isolation of line segments for purpose of maintenance, and in some instances for shedding loads.
1. Centre-break
2. Double break
3. Vertical break
4. Knee type

Earthing Switch

Earthing Switch is necessary to earth the conducting parts before maintenance and also to provide deliberate short-current while testing.
1. Fault making earth switch
2. Maintenance earth switch