GROUND BUS Clause Samples

GROUND BUS. The ground bus shall be tinned copper, continuous throughout the switchgear cubicles and shall be bolted on each cubicle frame by means of hexagonal headed bolts and spring washers. Grounding terminals shall be provided at each end of the ground bus for connection to purchaser’s grounding cables. Continuity with enclosure should be provided. The non-current carrying metal parts of equipment within each switchgear shall be permanently grounded through the ground bus which shall be easily accessible from both ends for connections to the station ground system.