Answer / shaker

Grid substation get the huge rate of power from different power sources like wind, thermal, hydro etc. and all the power points assembled at a mid point is called Grid.
Basically it is located at the power generation side like Outdoor substation.

Substation : it will distribute the power from the Local areas like using step down transformers. Normally this type of substations will be located at the distribution side like indoor substations

Answer / jithendra

sub station & grid sub station

SUB STATION : geting power from source means 132 to 6.6 KV

GRID SUB STATION : geting power from the turbine or thermal
Haveing multi circuit

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