Answer / rajat

we connect a neutral grounding reactor (NGR) which have a
same principle as a peterson coil in the neutral point of a
star connected 3 phase system

Answer / abhinav yadava

We connect neutral grounding resistor

Answer / k.rajmohan

We are connecting the neutral point to ground

Answer / ramesh

body of equipment and neutral point of the source

Discribe type of fault in DOL and stardelta startor.

0 Answers  

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What are the industrial applications of Superhetrodyne Receivers ? What are merits & De-merits of SuperHeterodyne Receivers ?

1 Answers   Airtel,

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why does same amount of current flow in the circuit inspite of any number of resistances in the circuit?

3 Answers  

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How to calculate capacitor bank value to maintain unity power factor with some suitable example?

0 Answers  

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what is mathematical relation between ac to dc current how will convert Iac=50amp to Idc

7 Answers  

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explain transformer ct connection?

0 Answers  

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how do you calculate IKW(consumption per TR) in HVAC?

27 Answers   Aircon, CBRE, Cipla, Clivet, Cushman Wakefield, JLL, Sodexo, Voltas, Wipro,

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I try to check the three phase voltage in multimeter, in 125A isolator switch incommer. first i touch R phase, and then i touch Y phase using multimeter, the moment i touched, it blasts and that moment i got blindness. multimeter selector position is correct(750V AC MODE AND RED PROBE WASS IN v AND BLACK PROBE WASS IN COM. MODE. COULD ANYBODY GIVE ANSWER FOR THIS TO AVOID FURTHER ACCIDENTS PLEASE?

2 Answers  

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Which one is correct mVA or MVA. Whether both the units are same for the transformer

10 Answers   Areva,

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HOW DO A DISTANCE RELAY SENSES THE FAULTY ZONE.

5 Answers  

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What is difference between mcb and mccb.

0 Answers  

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Which one is more accurate servo or stepper motor and why?

2 Answers   BARC, HPT,

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