Answer / k.prakashchandra

Over frequency relay is for gen and over speed relay is for
turbine.They are normally set at +/- 3 % and 15 % respectively.

what is real , reactive and apparani power

1 Answers  

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what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing

0 Answers   ABB, Genpect,

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What kind of battries are generaly used with Disel Generator?

1 Answers   Exide,

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how to calculate ups and battery rating

2 Answers  

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why they were using TRIAC instead relay in some controllers and what is the advantages.

0 Answers  

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Why electric traction is used ??

3 Answers   IOCL,

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what is resticted earth fault protection ? how did it protect & work in power transformer

3 Answers  

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What happen if we re-start H.T motor whose rotor is running at 40% rated speed. Is it will damage motor winding?

1 Answers  

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How big (size) can the tertiary winding be in transformer? Can we load the tertiary winding, if yes then how much we can load it?

1 Answers  

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i want use the cable size 16cx4 core aluminium usege watts 240x2000w this cable size is correct?

0 Answers   Sabre,

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what is difference b/w squirrel cage rotor and wound rotor

2 Answers   Bhel, Electrical,

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what is different between auto transformer and vriac

4 Answers  

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