Answer / koti

VCB upto 33 KV only. SF6 for EHVs.

Answer / rajiv pandey

both are circuit breaker.VCB in use only 11kvbut SF6 use in
above 11kv .SF6 is costly project then VCB.

What is a difference between indoor transformer and outdoor transformer of same rating

0 Answers   Suzlon,

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can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com

0 Answers  

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how many joints are allowed in underground HT cable of 1 KM

0 Answers  

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why power generate in 33 kv it will be step down by 11 kv .

5 Answers  

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what i the full form of ABS 111 in transformer.

1 Answers   Birla, Ford,

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In 11/0.414 KV Parralel supply network with Bus tie closed what will be the fault level is it doubled or halved??

0 Answers  

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When Neutral exceeds or equals the phase current in both single phase * three phase system?

1 Answers  

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Don't you have similar question banks related to Oral Certification Examination conducted by Mercantile Marine Departments / Directorate of Shipping, Ministry of Shipping for Electro Technical Officer?

0 Answers   Bernhard Schulte Shipmanagement,

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How much depth n width required for laying of 1X70 Sqmm Cable in Desert???

0 Answers   Alka Electromech, Aramco,

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which gas is cost wise high?

1 Answers  

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How to make vector group test of transformer?

2 Answers  

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how to calculate the over current rating of 3phase motor

2 Answers  

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