Answer / roy

BELOW 1.0 OHMS

Answer / aman arora

THE RESISTANCE OF EARTHING SHOULD BE 0 OHM BUT IT SHOULD NOT BE MORE THEN 2 OHMS IN TRANSFORMER CASE

Answer / mahesh

infinity

what is the reason for connecting hvdc monopolar line with negative conductors

0 Answers  

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Generally at what power factor the electronic equipments like computer, TV, EPABX etc.,operates. Please tell me.

1 Answers   HAL,

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which type of motor we are using in local train???

4 Answers   Asia MotorWorks AMW,

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what is floating charger and boosting charger?

4 Answers  

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Why open circuit test of transformers is conducted at rated voltage??Why not any other voltage??

0 Answers  

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1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?

0 Answers  

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why use -48 volt DC power in telecom?

3 Answers  

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Mention the methods for starting an induction motor?

0 Answers  

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If I have a LT panel 3ph, 415V, 50Hz which demand load-600kw, how we can calculate its body earth strip size.

1 Answers  

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why usa use 60hz and 110v?

2 Answers  

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single phase can run in PVC conduit. Three phase can also run in one PVC conduit. But two phase cannot run in one PVC conduit. WHY? reply plz....awaiting your answer.

8 Answers   L&T,

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My system is 22kv/3.3kv transformer. client is asking to use NGR, but as we have dedicated Neutral Earthing systems which has a value less than 1 Ohm. So i want solid comparision. Why i should not use NGR as my system is already protected.Can any one help me to get out of this.how should i reply on basis of some great comparision and calculations. Please help

2 Answers   Ariel,

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