How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

0 Answers  

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Which of the following are the important limitations of rod gap surge arresters? 1. They are not capable of selling off power frequency follow up current. 2. After a discharge, the rods are destroyed completely. 3. Performance is affected by climatic conditions. Use the following codes for selecting the correct answer. Codes: (a)1, 2 and 3 (b)1 and 2 (c)2 and 3 (d)1 and 3

1 Answers  

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how to select short circuit current while selecting a MCCB? how to calculate current for a given KVA and KW load?

2 Answers   GE, PnU Engineering,

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what is IP 55 & IP 54 ?

1 Answers  

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What are the condition for parallel operation of transformers?

2 Answers   Alfanar,

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What are the different losses In a de mac1une'! t.xplam

0 Answers  

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What is dynamo?How it works and what is the function of dynamo in a DG.

3 Answers   Amrapali,

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why lightning arrester and other equipment earthing conneting from same earth bar ?

1 Answers  

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What is the role and reponsibilities of Electrical Engineers in construction field?

12 Answers   ETA, Garg Electronics, L&T,

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what is the difference between ground and neutral?

2 Answers  

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Is it required to lay 2 runs of GI wires along with armoured cables from one power DB to another Power DB?

0 Answers  

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what is the installation process for lifts

0 Answers   DLF,

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