Vidyut Upkendra / विद्युत उपकेन्द्र : Electrical Sub Station

Power substation• Sub-centers are of many types and in many sizes but all these include three things –• (1) – Primary (33 kV incoming) side• (2) – Secondary (11 kV out going) side• (3) - Power TransformerIn general the capacity of a substation depends on the capacity of its transformer. Apart from the location chosen a sub-station is a unit that includes all three of the above and the cost of the sub-centre depends on each structure.Expansion Arrangement – ​​  If a substation is planned to have multiple transformers its capacity can be increased in a phased manner as and when required. Other 33 KV lines are also brought from the erstwhile 33 KV bus side so that they can be utilized properly.