How the CT and PT ratings are calculated

5 Answers  

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What are the special cables required for explosion proof wiring?

0 Answers  

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What is corkscrew rule?

0 Answers  

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Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??

0 Answers   College School Exams Tests,

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What core magnetic balance test of transformer? How to do this test in a three phase Star star (star-LV, star-HV) transformer? How to measure and where to measure?

1 Answers   Alstom,

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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how many methods for starting an induction motor?

7 Answers   Hindustan Unilever Limited, Hyundai, TPL,

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What will happen to magnitude of voltage of other two phases if one phasw will touch the ground?

3 Answers   Construction, NPCIL,

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What are differences between Conventional & Addressable type smoke detectors?

1 Answers  

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Assume a condition such that two motors of rating 6.6kv,415v are connected to blower,so tell me which motor draw large current give appropriate reason?

2 Answers   NTPC, Student,

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how power saving takes place through VFD?

9 Answers  

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why not phase to phase fault occure in raining day in hv sub-station?

1 Answers   Getco,

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