Indoor and Outdoor Substations | Electrical Engineering
In this article we will discuss about the indoor substations and outdoor substations. Indoor Substations: In these substations, the apparatus is installed within the substation building. Such substations are usually for a voltage up to 11,000 V but can be erected for 33,000 V and 66,000 volts when the surrounding atmosphere is contaminated with impurities such as metal corroding gases [...]