what is bus post insulator and its applications in substations

1 Answers  

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why generaotr rating is in kva and dc motor in kw?

7 Answers   Bhel, NTPC,

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how can we calculate air compressure capacity

1 Answers  

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battery dis charge condition long time condtion?

1 Answers  

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is it possible to export & import power in a same transformer.how

2 Answers  

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In PT the coil is wound on?

3 Answers   DVC,

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what is inductance function?

3 Answers  

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how to select a circuit breaker?

24 Answers   ABB, BARC, TCS,

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how to find impedance , mutual indatnce in transmission lines

0 Answers   NTPC,

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we can run 2phase as 3phase .what will be the differnce with respect to phase angle, power, current between the two modes

0 Answers  

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I have 200 KVA Isolation Transformer for UPS input side. & ups was having 48% load, suddenly got short what will be the reason.

1 Answers   Mukand,

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in soft starter system for 375 KW 3 ph induction motor for multi stage vertical pump, two thyristers failed causing shorting of thyrister. the motor winding failed while starting.What is the cause and what is the effect in above case

1 Answers   KPCL,

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