Answer / swapnil mohite

Because properties of vaccume is not much efficient to work in
EHV........instead of vaccume " Sulfure hexaaflouride gas "
having more efficient properties to work in EHV line....

Answer / sakshi

vacume ckt breaker of high rupture capacity are more
expensive than other type of ckt breaker..more over the
interrrupters is limited for 20kv,thus above for 36kv ,two
interrrupters are required,,,

n in event of vaccum loss at Extra high voltage,itz repair
is immposible..

Answer / k.prakashchandra

Perfect vacuum is not possible.

what is ICU and ICS in breaker ratings

1 Answers   QAFCO,

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What is pd controller?

0 Answers  

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how much importance of power factor in single phase. is it,s importance is quiet same as like three phase power system.

1 Answers  

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What exactly is meant by harmonics and harmonic current?? and what is skewing with regard to this??

2 Answers  

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What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

0 Answers   Hira Group,

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what will happen when ac is applied resistor,inductor,capcitor?

1 Answers  

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what is current actully?significance of current...not rate of change of flow.....

3 Answers  

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We are using 4 MVA transformer and we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral, can we connect separate body earthing pit to other earthing pit (Equipment earthing)?

1 Answers  

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if generator is running in iso mode parrallel with grid and suddenly grid breaker off what will happen?

6 Answers   century,

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What is maximum load capacity of 800 VA inverter?

5 Answers  

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Can anyone please provide me details of MCCB/Contactor/SFU rating calculations for a motor feeder..for example 50 kw.. not from type-2 cordination chart. i want manual calculations..

0 Answers  

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what is ph test in coolent cheking

2 Answers  

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