what is difference between sub-station and switch yard.
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Answer Posted / kand
Substation is doing stepping up /down the voltage level as
requirement of load.Its just used to connect the load
between two different voltage level.(transformers +
switches used)
Switchyard is also called as power distribution network.
(group of switches inclu CB,DS & ES etc..)Its distribute
the power one to many network with the same operating
voltage.No limitation of voltage level
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