Answer / j.k

1 IR value.
2 PI( Polarisation Index).
3 hi po ( high potential) test.

Answer / asraf ali

hi pot teSt

Answer / john calice

Others:
Conductor continuity
Megger testing

why the admittance matrix or y bus matrix of a large network is called sparse matrix?

3 Answers  

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Multimeter show phase to neutral volt 230 the per phase but phase to phase 415 not show 460 why.

1 Answers   Intas,

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While performing load test on DC SERIES MOTOR, does the voltage decrease slightly. Why?

2 Answers  

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Dear friends , I am going attend interview for WARTSILA INDIA LIMITED , power plant .Could any 1 pls send me few questions. the area i have to concentrate? please send it to mikalraj@gmail.com. pls help me out

1 Answers  

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What are the neccessary safety arrangements before commissioning of HV substation?

1 Answers  

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I want Primary side delta and Sec side Star connection transformer . but i have received Star - Star transformer ,shall i use the same transformer by giving the only 3 ph on Primary side without Neutral connection on the Starpoint.

5 Answers  

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Give a brief idea about Control circuit wiring in Substation...???

2 Answers   KSEB,

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what is the full load current and power rating of 1 Tonne Air Conditioner?How will Calculate?

2 Answers  

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what is the use of vcb & isolator in substation?

4 Answers  

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how much load 15kva dg set can bear.with full explination and how to calculate?

2 Answers  

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I HAVE A 1 MVA TRANSFORMER, I WANT TO KNOW THE FAULT LEVEL OF THE SYSTEM ( WHAT IS FAULT LEVEL PLEASE EXPLAIN WITH EXAMPLE)

5 Answers   Alstom,

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What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?

0 Answers   Jindal Steel and Power,

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