Answer / guest

IOVW is done to check the adequacy of inter turn and line
end insulation aswell as main insulation to earth and
between windings.
SSVW is done to check the adequacy of main insulation to
earth and between windings.

Differnce between Analog & Digital

1 Answers  

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How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.

1 Answers   HAL,

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how to calculate short circuit current for the busbar

0 Answers   HMK,

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I am applying for NTPC examination.Can we please provide previous paper to my mail prasad.chintala108340@gmail.com

0 Answers  

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what is thermal setting and magnetical setting?

1 Answers  

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The advantage of free wheeling diode in a Full Ware rectifier is -reduces the harmonics -Supplies the voltage at negative vlotage

4 Answers   GNFC,

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in 5 mva transformer 33/11 kv s/s what rating of capacitor bank is required & what is the fourmula for rating

6 Answers  

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Are same transformer be employed for step up and step down services?

3 Answers  

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Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

0 Answers  

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What are protections for dty type transformers

0 Answers  

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why capacitor burst?

2 Answers  

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what is 3 phase motors

1 Answers   AXA,

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