What are the earth resistance Standards of 66kv sub stations according to indian norms.

2 Answers  

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How to select Main CB Rating for 220 KW Load?

3 Answers   Voltech,

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Am i eligible to get electrical supervisor licence? As i did diploma as well as degree in Electrical Engg. in June 2011. Now i am working in 15 MW Power plant from 2 mnths. i belongs to Maharashtra.

1 Answers  

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DC transmission

0 Answers  

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How to Preparation of online test

0 Answers  

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Define ohm’s law for a.c (alternating current)?

0 Answers  

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What is the capacitance values of 132,220,400 & 765 kV current transformer

0 Answers  

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Two liquids hot and cold in two vessels are there and an metal bar acts as a conductor of heat between the two vessels. what happens then. what happens after 24 hrs?

0 Answers  

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We normally make oil soak pits under Transformers. Oil from soak pit goes to collection pit. We provide granules/pebbles under transformers. My question is weather granules/ pebbles to be filled in soak pit or not? if yes upto what level?

0 Answers   Bhel,

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what is excitation/

0 Answers   ABB, Tata Steel Limited,

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What is inrush current? how can calculateit? what is the affect of it?

0 Answers  

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Why Lighting transformers are used? what will be the current if lightings connected through direct raw power?

1 Answers   BMM,

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