how open delta PT works & what is its construction?

0 Answers  

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Q. calculate the value of the resistor to be connected in series with a 100W; 230V lamp so that the wattage of the lamp is reduced to 35W

8 Answers  

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how does the harmonics enter into the induction motors?

1 Answers  

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I have 2 transformers in two different plants, both are without OLTC but i am facing problem of voltage fluctuation at LV side from only one transformer. i have to change its taps manually twice in a day. Another transformer delivering voltage is ok. Please guide me about the problem

1 Answers  

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Under Ground Power cable earthing is required at both end or single end? and reason for the same

3 Answers  

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What happened If 3phase supply connected to slip ring side of slipring induction motor ?

2 Answers  

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If Dg set load increase 25%, How much increase fuel Consumption (15 kva 2 cylinder DG set)

0 Answers   TATA,

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Is there any specialised book to refer about fault level calculation both in MV and LV side??

0 Answers  

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how to calculate cable size

1 Answers  

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what is the working principle of tube light?

2 Answers  

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What is Surge arrest? How it work?

4 Answers  

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Why indian power system in 11kv,22kv,33kv,66kv,110kv,220kv ? 2) Why ups required dedicated earth?

8 Answers   Energia, L&T, Sail,

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