what is Insulation monitoring device. where it is used? (in switchgear room or control panel or in field equipment)

0 Answers  

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Why we are testing a tan delta test in transformer? which purpose conduting that test? and time priode test?

1 Answers  

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Any website for objective type questions of electrical engineering ?

4 Answers  

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when voltage increases then current also increases then what is the need of over voltage relay and over current relay? can we measure over voltage and over current by measuring current only?

1 Answers  

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extremely urgent please, why a fuse is used before voltmeter but not with a ammeter connected to a CT(current transformer),thanks in anticipation.

4 Answers   NPCIL,

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Ac generato how produce power I need for camplet defination

0 Answers   KCL,

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How many types of relay are present in a VCB and ACB, what are the tests we can conduct on both breakers and how to set the relays values

2 Answers   Hyundai, Sodexo,

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in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?

0 Answers  

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Why do we require transformer with less specific weight if supply frequency is increased?

0 Answers  

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sir, why alternator output is connected to delta side in to generating transformer? any reasion?

3 Answers   Kirloskar,

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how to commissioning the genset with amf panel?

0 Answers   Cummins,

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testing of Vector Group – YNaoD II

0 Answers  

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