In communications, a base station is a communications station installed at a fixed location and used to communicate as part of one of the following: • a system, or;• a system such as or .
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An emergency power system is an independent source of electrical power that supports important electrical systems on loss of normal power supply. A standby power system may include a , batteries and other apparatus. Emergency power systems are installed to protect life and property from the consequences of loss of primary electric power supply. It is a type of
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