Different between megger and contact resistance meter

3 Answers  

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Graphs of measuring power and speed on dc motor

0 Answers  

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Why transformer making noise during the operation?

2 Answers   TCS,

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I have a transformer 3phase 11kv/410v and its name plate missing. now how can I judge its rated kva?

2 Answers   Coca Cola,

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What is maximum permissible length of cable from transformer (33kV/0.433kV) HT side to HT panel which contain VCB? In which standard i shall get this information.

6 Answers   MSEB,

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why dc supply is given to the field of alternator

9 Answers  

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while doing the excitation current test on power transformer what is the value of voltage to be applied? Nomonal rated voltage or 10% of rated voltage? Is it necessary to apply on high voltage side?

1 Answers   ACC,

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why designer use kva rating instead of kw in transformer rating???????????????

9 Answers  

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what is the principle of dc generators?

7 Answers   CPCL,

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What is the meaning of Insulation H for transformers????

0 Answers  

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Reason of secondary of ct always short

5 Answers   ANITS, EID Parry,

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11KV electrical line going through the forest in cloudy night ,how can we find the direction of line.

5 Answers   Bhel, Cesco, HZL, Nesco,

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