show the single line diagram of star delta starter with single phase preventer

0 Answers  

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What happen if 1200KW/1500KVA alternator runs at no load and high R.P.M.for one minute?

6 Answers  

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explain the functions of main isolation switches

0 Answers   Zesa,

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what are different type of triping equipmen like MCB,MCCB and their differences

3 Answers   ABB, Schneider, UPPCL,

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In case you don't have coal and salt for earthing, how can you achieve good temporary earthing?

1 Answers   Focus Energy, NHPC, ONGC,

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How to determine stage of Automatic Power factor controlling Relay(Apfcr)?

0 Answers   ABC,

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in 220/132 substation in place of PT what equipment used & what r the role of that equipment

2 Answers  

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What are the raitings of Mcb,mccb and Acb in detail ??

0 Answers   Engineering Vision,

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what will happen to give a dc supply in ac motor?

2 Answers   ABC, Indian Navy,

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what is the relationship between horse power and watts

9 Answers  

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tan delta test of current transformer.

3 Answers   NTPC,

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why battery dc voltage become Half when we check with respect to ground for example 120volts + and - terminals and when we check + terminal with Earth thats 60volts why 60volts same result on 24Volts and with ground 12Volts only expert answer that thanks we can not ground the battery.

2 Answers   Etimaad,

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