Answer / pckundapur@gmail.com

For pole mounted SS ,minimum 3 earth electrodes are
required. Neutral, metal parts including body and L.A.

Answer / krajeshkumar1989

for every stucture,ct,cvt,la,isolator 2 eathing is madatory.

Answer / niki

In 25 kva s.s. only 1.1 MVA fault level so , we should use oonly 2 earthing pit. One for body grnd and neutral grng.

In chillers & freezers which gas will be use?

3 Answers  

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wat is the first thing dat is needed, 2 lay a cable in some area??

0 Answers  

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How the size of electic machine vary with the sped? Between slow and fast running machines of equal ratings, which one is more economical to design?

1 Answers  

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What is the harm if we install primary side 11 KV VCB at a distance of one Km from the 11/3.3KV 12.5 MVA transformer through 11 KV cable.

4 Answers  

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why cu losses called cu losses.

6 Answers  

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How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?

0 Answers  

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1 HP = how many kw

9 Answers  

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how many kw = one ton air condition?

2 Answers  

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In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?

0 Answers  

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in HVDC transmission system ,monopolar link has one conductor usually a negative polarity and use ground or sea return ?through negative polarity we could pass electricity or not yes means how it is possible

1 Answers   Gyana, NNN,

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What happens if we give ac supply to dc shunt and series motors individually

4 Answers   Essar,

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can anybody send the rrb chennai &rrb bopal question papers of 2006&2007.My exam is on 12 oct 2008.Its urgent

0 Answers  

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