why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?

0 Answers  

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Isi standard of lux level required / to be maitained in different working place general & in textaile industry.

1 Answers  

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What is FM200 Fire Supresion System??

3 Answers   Emerson,

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what type of earthing do for dry fissure rock?

0 Answers  

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why cant we use earth as neutral at home whereas neutral is actually grounded at transformer end?

4 Answers  

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what will happen if i connect the buchholz relay in reverse direction.

1 Answers   MAN,

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We have one 500KVA transformer. We have tested REF relay and commissioned. After one and half year, due to some ground fault in one of the DB circuit Transformer tripped by REF relay. What will be cause and remedy. Please advise?

1 Answers  

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Can I use star delta connected induction motor for dual supply voltage?

0 Answers  

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WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SIZES??

14 Answers   Dubai Group, Saudi Delta Groups, Savitha Electricals,

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What is the formula to find out cross sectional area of cable for certain current rating?

1 Answers   MRF,

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how we have to calculate the short circuit current for 33/11kv 2mva, 7.5% Z, Transformer primary side breaker and secondary side breaker short circuit current for both sides?.

5 Answers  

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What is order of the system?

0 Answers  

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