Page 157 - GM booklet 2019 test

 Tree trimming in the vicinity of overhead lines which may come into contact
due to wind duly considering the monsoon growth.
Fig. Checking of Earth resistance of earth pits at RN
and MLY

Before After

 Foot patrolling in day for checking of flashovers, insulator condition, obstructions/
infringements, jumpers, service connections for their healthiness and safety
compliance.

 The foot patrolling in night for red hot spots, sparking, and corona discharge etc.,

 Checking of insulation resistance of cables.

Cables are checked for healthy insulation resistance with Meggar.

Testing of insulation resistance of cables

 Provision of safety equipments at Electrical Substations.

Safety equipments and fire extinguishers available at substations

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