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Why dc supply is used for closing and tripping coil of ht
breakers. What happen if we use only ups ac supply only.
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Answer Posted / sakthivel
Er sushil saini i understand in your answer but in power
house batter is not available other wise power pack power
supply available , power pack is nothing but it is a in our
three phase power supply converted in to dc 110 volts , in
this circumstance what can i do vanthni@yahoo.com please
answer Er sushil saini
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