Answer / sudhakar g

Hpot is the test we can do if any cable damage happend or any leakage of current....Every cables must be tested before they sent to consumer and the test certificates also provided when ever we buy that product....Before terminated to any transformer or panels or any equipment...We have to do the megger test because if there is any cable damage while we are laying the cable....If you go for high rise buildings it is recommended use Rising main, you will tap the supply from the Rising main and main advantage is voltage drop is not occur compare to cable laying.......

How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)

3 Answers  

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What is x/r ratio?

1 Answers  

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what factor is necessary during design of HT & LT MOTORS.

2 Answers   ABB, L&T,

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What is difference between 220v/50Hz & 120V/60Hz?

8 Answers  

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I Have 3 Phase 10 KW AC Alternator i found one phase weak, so what will be the reason & what action shouls i take to rectify the same.

0 Answers   Vadilal,

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What is the technical formula to calculate the load taken by a motor in Amperes ?

2 Answers  

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Why can't we take NO LOAD TRIAL of motors having V1 mounting??

0 Answers  

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What is the advantage of AC supply?

5 Answers   PSU,

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wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?

0 Answers   FLS,

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What are the advantages of DOL starter?

7 Answers  

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how many typetesting of transformers?

8 Answers   ONGC,

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In VVVF drive voltage is varying in accordance with frequency.My question here is How much will be the voltage in the inverter side if the frquency is set for 10Hz ?

1 Answers  

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