Answer / m k

after commissioning breakdown voltage test of oil and dissolve gas analysis of oil should be performed periodically.

Answer / suresh

to check the oil temp indicator, winding temp indicator,
check the oil level in conservator

Answer / kashifhabib

I think all the test are performed before commissioning.

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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What is the differentional relay...what is the work of this in power Tx. how it is works..

0 Answers   ABB,

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Explain M Var? Which types of problem occurs when reactive power increase at the time of full load of plant and at the time of synchronize of plant?

0 Answers  

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how to determine the size of power cable according to load current

1 Answers   JSW,

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What is the fullform of NS fuse

2 Answers   Google, JAL International,

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what is the difference between RCCB and ELCB?

3 Answers  

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why in electric train we can't feel current & generally we have get socked in our normal electricity ?

3 Answers  

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In case of 3Phase Supply, Voltage R-Earth/Neutral - 220 Y-Earth/Neutral - 220 Z-Earth/Neutral - 220 Total is -> 660Volts Then Why it is said that 3Phase supply is 440

6 Answers   Hindustan Unilever Limited,

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What is the diffrece between CAPACITOR BANK & CAPACITOR OF MOTOR?

4 Answers  

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How will polarity test of Dy5 transformer ?

2 Answers   BSL,

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lorteny method

0 Answers  

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What is the difference between 2 wires RTD's and 3 wires RTD's.Kindly explain the wiring diagram.

1 Answers   QAFCO,

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