- Substation
- An electrical installation containing power conversion (and sometimes generation) equipment, such as transformers, compensators, and circuit breakers.A facility used for switching and/or changing or regulating the voltage of electricity. Service equipment, line transformer installations, or minor distribution or transmission equipment are not classified as substations.***Facility equipment that switches, changes, or regulates electric voltage.U.S. Dept. of Energy, Energy Information Administration's Energy Glossary***A facility that steps up or steps down the voltage in utility power lines. Voltage is stepped up where power is sent through long-distance transmission lines. it is stepped down where the power is to enter local distribution lines.California Energy Comission. Dictionary of Energy Terms
Energy terms . 2014.