Electrical Engineering ⇒ Topic : Function of sub-station

Functions

The main functions of substations are to receive energy transmitted at high voltage from the genrating stations, reduce the voltage to a value appropriate for local distribution and provide facilities for switching,

Classification :

A. According to service

1. Transformer substations

2. Industrial substations

3.Switching substations

4.Power factor correction or synchronous substations

5.Frequency changer substations 6. Converting substations.

B. According to design

1.Indoor type substations

2.Outdoor substations

(i) Pole mounted substations (ii) Foundation mounted substations