Answer / devaa

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While testing LA mast,What are the parameter limits ?

0 Answers   TATA,

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FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?

0 Answers  

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why ie corona losses in tranmission line

1 Answers  

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how much earthings are mendatory at a 25kva sub station?

3 Answers   Bhel,

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how to calculate earth fault relay current and CBCT ratio

0 Answers   ONGC,

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We use ungrounded DC system (220V/110V) for control and protection system in substations etc. Suppose we have long 2 core DC cables running from our DCDB in control room to the load (length of around 2 to 3 km). Do we need to protect these long DC cables from earth leakages or not? If yes how?

5 Answers   Siemens,

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what happens if the phase sequence of parrlel connected sys will changed & phase displacement

1 Answers  

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What are the methods used to improve powerfactor ?

6 Answers  

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what is KA rating and how can we choose switchgears on applications

0 Answers  

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why we use 20 KV, 10KA LA on 22 KV Line

2 Answers  

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what is the difference between the following 2 situations ? 1)Line & Neutral=240V Line & Earth=230V Neutral & Earth=10V 2)Line & Neutral=230V Line & Earth=240V Neutral & Earth=10V

2 Answers   Reliance,

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cause of failure of transformer bushes

3 Answers  

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