![]() ![]() Selection of the location of a substation must consider many factors. The design should also allow easy expansion of the station, if required. A good design attempts to strike a balance between these two, to achieve sufficient reliability without excessive cost. The main issues facing a power engineer are reliability and cost. ![]() › It should involve minimum capital cost. › It should be easily operated and maintained. › Clearance, facilities for carrying out repairs and maintenance. ![]() ![]() For safety, consideration must be given to the maintenance of regulation › It should provide safe and reliable arrangement. As far as possible, it should be located at the centre of gravity of load. The following are the important points which must be kept in view while laying out a sub-station: etc) of electric supply is called Sub-Station. The assembly apparatus used to change some characteristics (e.g. So, Sub-Stations are important part of power system. An electrical substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers. ![]()
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