Answer / k.prakashchandra

EHT is Extra High Tension .In India, it is normal voltage
exceeding 33000 .Variations allowed are +10% and -12.5%

Answer / vikram

eht is a extra high trasformer it was boost &

WHY ARE THE LT GENERATORS SOLIDLY EARTHED WHILE THE HT GENERATORS ARE EARTHE THROUGH NGR OR NGT??

3 Answers  

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How can CALCULAT the current carrying capacity of aluminum and cOpper cables respective of that Sq.mm ? with formulas ?

12 Answers   Bajaj, Eagle, Godawari Power and Ispat, Havells, L&T, Mascot, Polycab, SGML, Sterling Wilson,

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what is the function of choke and starter in a tube light?

2 Answers  

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What is the si unit

2 Answers  

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How we calculate airgap between phases & terminal box of the transformer? any formulae.

1 Answers  

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How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?

0 Answers   HAL,

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How do we measure earth fault current in Generator Transformer(20/420kv),Station Transformer(20/11 kv) and Unit Transformers(20/11kv) for our plant system, since these don't have any Neutral earth Fault relay connected to their Neutral Earth? But for Unit Service transformers(11/.433 Kv) we have an Earth Fault Relay connected to its neutral earth.Why is such so?

1 Answers   NTPC,

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WHAT HAPPEN WHEN A DROP OF WATER MIXED UP WITH TRANSFORMER OIL ?

4 Answers  

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What should be the magnetic balance test values for a 3 phase delta/star connected single primary dual secondary winding transformer (90 MVA / 2 X 45 MVA TRANSFORMER)

0 Answers  

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oil cooled transformer

0 Answers   Jindal,

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What is the working of SCM CT or purpose in genrator ?

3 Answers   Bhel,

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where rlc series ckt used?

0 Answers   ABB,

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