Answer / pratik p. patil

it remains the same...

how flow current in 220 kv line to line

0 Answers   NLC,

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what is the permissible bend in the LT& HT CABLES.

2 Answers  

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What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

0 Answers  

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Is it required to use 2 nos of body earthings to any machine though if we use TP with E supply is provided to Machine?

2 Answers   HAL,

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How does zener phenomenon differ from avalanche breakdown?

0 Answers  

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what is reactive power?

2 Answers   Vestas,

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Why voltmeter is not connected in seris & ammeter connected in parallel ?

5 Answers  

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Three set (each phase contain 2 cable of 400 mmsq CU XLPE AWA) of single core cables are connected to 11 KV motor of 14 MW & the switch gear supplay is taken from 11kv feeder & this supplay taken from 275 KV substation. Problem is one pair cable(L3- 2 cable ) getting very hot & gland melted and damaged in switch gear side. the other two cable haven't any more hot(ambient temp only & L3 haveing 95- 100 Degree C. The same problem happened in 275 KV substation switch gear side also where the supply taken for 11 kv switch gear. But here L2 phese cable had problem. Why it is happening like this?. The cable having temperature different at different location from gland side inthe case of 11KV feeder of 275 kv substation. why ?

2 Answers  

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What is surge impedence and surge loading....???

1 Answers  

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can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?

0 Answers  

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Why does the radius of armature is less than the radius of pole shoe?

0 Answers   ABB,

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WHAT IS VFD,FUNCTION, PURPOSE,

2 Answers   RasGas,

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