Answer / krishnakanth

Boss, for AL cable 1sqmm take nearly 1-1.5A current, if the conductor size goes on increases to a large extent then take it has 1A. But there's no large variations from meter to meter... Ex: 5m cable and 15m cable there is no loading current variation, it varying in long cables due to voltage drop..

Why dc supply is used for closing and tripping coil of ht breakers. What happen if we use only ups ac supply only.

12 Answers   ACC, JLL, ZETDC,

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why grid frequency varry time to time?

2 Answers  

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how calculate cable size in squre mm, when the load is given by in kw? do u have current rating chart of elctrical cables?

4 Answers  

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1.what is the difference between ct and cvt? 2.what is the difference between pt and cvt? 3.what is the difference between relays and circuit breakers?

0 Answers  

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please explain how to do 'pole drop test' on generator?

0 Answers  

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what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?

0 Answers   BARC,

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hoe to select the cable size in sq mm for certain load?

5 Answers   TCS,

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what is the difference between delta-delta, delta-star transformer???

3 Answers  

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How to set the relay,,??

0 Answers   Megatron Solutions, Nestle,

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What is on line ups and off line ups?

2 Answers  

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what is the formula of starting current of 3phase and 1 phase motor???

0 Answers  

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size of condotory fron voltage level

0 Answers  

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