Why transformer ratings in KVA not in KW?

6 Answers   ABB,

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There is 15 KVA UPS using for single phase load.And 30 batteries of 12 V, 100 Ah are connected in series. Load is taking 15 A current.What will be the back up power for this UPS on same load?

1 Answers   BS, Dynamic Software,

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Sir, why generating power plant operating at above 0.9 lag? detail explaination?

1 Answers   Kirloskar, L&T,

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What are the different types of controllers?

0 Answers  

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why the the electrical machine coil are damage ? How to prevent it?

2 Answers  

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Give atleast 20 alternating current apparatus and devices.

0 Answers  

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how to measure earth pit resistance

7 Answers   BARC, BYD Electronic, Construction,

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working of diesel generator ?

0 Answers  

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what is skin effect?

6 Answers   MPSEB,

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how power trnafor from 1 point to another point in bus bar ya transmission line( voltage trnasfer from 1 point to another poin)

0 Answers   Suzlon,

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can we use the 110 v primary Tr 240 v secondary step up Transformer as reverse 240 pri 110 sec

3 Answers   Hyundai,

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why ct is connected at bushing of transformer ??????????

3 Answers  

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