Answer / rekha

1mega ohm

Answer / snn murthy

minimum 1.3 megaohm

Answer / ashish patil

minimum 1Mega ohm

what is difrent between earthing and ground

4 Answers  

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HOW TO CALCULATE S/C,O/C,E/F OF ACB.

0 Answers  

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what should be distance between two electrical earthing pit as per i.e.e

13 Answers   Badve,

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What is Toroid?. What is the difference between toroid and Current Transformer

1 Answers   DAE,

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A group of machines (wind turbines) connected with 33KV feeder and each machines are having individual VCB. The 33KV feeder connected with 110KV/33KV substation. The 33KV feeder tripped by over current at Substation and fault recorded at Substation as OC-R&Y phase. Same time the group of machines VCB tripped by over voltage, the fault recorded voltage was above 66KV by numerical Under/Over voltage relay. While grid drop time, this much of voltage hike is possible?

1 Answers  

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plz tell me in my que,how to connect thw electrical wirening in house?

1 Answers  

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which level of transformer oil has got low dielectric strength ?why?

2 Answers  

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which one is more costly:single phase induction motor or 3 phase induction motor??give proper reasons..

1 Answers  

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what is mean by derating factor?

4 Answers   Essar,

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why do we use 3 single phase instead of one 3 phase?? though vee connection is its advantage but what is the hidden reason behind it??

2 Answers  

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Zone of protection and tripping scheme of arc protection relay.

0 Answers   KSEB, L&T, Siemens,

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what happen if the parallel generator phase angle shift by 1 degree in manual mode

0 Answers   EEEC, MEC,

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