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Showing posts from 2012
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APEPDCL Rajahmundry Circle Office HVDS work in RC Puram HVDS work in RC Puram Field visit by V Suryanarayana garu, Director, Projects, APEPDCL
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Transformer From Anand Prasad, Assistant Engineer, APEPDCL , Rajahmundry This article is about the electrical device. For the toy line franchise, see  Transformers . For other uses, see  Transformer (disambiguation) . Pole-mounted  distribution transformer with  center-tapped  secondary winding. This type of transformer is commonly used in the United States  to provide 120/240 volt " split-phase " power for residential and light commercial use. Note that the center "neutral" terminal is grounded to the transformer "tank", and a  grounded conductor  (right) is used for one leg of the primary feeder. A  transformer  is a device that transfers  electrical energy  from one  circuit  to another through inductively coupled  conductors—the transformer's coils. A varying  current  in the first or  primary winding creates a varying  magnetic flux  in the transformer's core and thus a varying...