what is the voltages using in movie theaters??? why ??why not other??

0 Answers   Lanco,

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What type of protective system we uses in L.V. distribution panels?

6 Answers  

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How much current flow in no load condition of a motor?

8 Answers  

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we have one pumping station and 4.6 MW 7 no.s synchronous motors.so there is no required HT capacitor to improve power factor.But we have two no.s of 25 Mva power transformer connect to distribute the power for motors connect with 220 kv line.So i have required the HT capacitor to improve power factor at HT side i mean power transformer bus side.So please suggest how much HT capacitor banks required for same.

1 Answers  

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How do i calculate sizing of transformer on didstrubution load for high rise building.What should be MVA Rating of MV Panel feding by 122 kv.

2 Answers  

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What is meant by Guard relay ?

2 Answers  

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why the tapping of transformer on ht side??????

12 Answers   CTS, OPTCL, Visa Steel,

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Why NGR is provided in sub station?

4 Answers   MMS,

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Difference between megger test equipment and contact resistance meter test instruments?

0 Answers  

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What are the types of earthing? Explain dagramatically.

3 Answers   Siemens,

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Will any motor burn if voltage provided is lesser than the rated voltage???? If yes, then how is speed control possible with voltage control

0 Answers  

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Why do we apply both Differential and REF (HV and LV) protection schemes on YNyn configuration of a transformer?

0 Answers   WCC,

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