Switchgear in substations is located on both the high voltage and the low voltage side of transformers. The switchgear located on the low voltage side of the transformers in distribution type substations, now are typically located in what is called a Power Distribution Center. circuit breakers feeding the distribution system. Inside these Power Control Centers are various relays, meters, and other communication equipment allowing for intelligent control.
| ||Air Circuit Breaker (ACB)|| ||Miniature Circuit Breaker (MCB)|
| ||Molded Case Circuit Breaker (MCCB)|| ||Earth Leakage Circuit Breaker (ELCB)|