How to calculate the size of earth cable to earth the neutral of UPS ?

0 Answers   N Johnson,

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what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.

0 Answers   HAL,

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In LT Line What is the minimum clearance required between phase to phase busbar & between Phase to body of the panel? Also between Neutral &phase, & Neutral & body of panel. as per standards.

1 Answers  

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why mosquito bat makes noise when it hits with a insect?

2 Answers  

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what is the use of buchzloys relay?

2 Answers  

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What is the allowalable frequency variation in India and in US? Why there is the difference?

3 Answers  

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what is over frequency protection

1 Answers  

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which is better 50 HZ supply or 60 HZ supply?

6 Answers  

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what is the advantage of connecting capacitors in delta than in star?

1 Answers   NTPC,

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What is the physical significant of power factor?

0 Answers   Cooper,

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why do we lay up the core of a cable?

0 Answers  

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what is the condition for YnD11

0 Answers   Bhel,

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