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.

why we need the starters for motors

1 Answers   L&T,

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Can anyone tell me some hints about what type of questions are asked by the interviewer by an Electronics engineer when company is installing an IPP and wants a team of engineers?

0 Answers  

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What is maximum load capacity of 800 VA inverter?

5 Answers  

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what is high and low cut off voltage of BB and DG at SPS????????

0 Answers  

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What is the working mechanism of OLTC in Power Transformers????

0 Answers   KSEB,

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what is working of communitator in a dc generator?

3 Answers  

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the 230 value of voltage which is use in our home . is that value is rms, aerage or peack value of voltage?

5 Answers   L&T,

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what are the analog quality input for protection function?what are minimum reqiments?

0 Answers  

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what is use of lockout relay in ht voltage

2 Answers  

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name the famous power plants in ap and vwhere it is located with capacity details

1 Answers   BARC,

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The formular of how to calculate a cross sectional cable to feed an electric motor. Examle: 15KW, 26.1A, 415V. Calculate the cable size in mm2

3 Answers   Sona,

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RESISTONS R1 AND R2 in parallel = Total R.? 1-R=R1+R2 2-R=1/R1 + 1/R2 3-1/R + R1+R2 R=R1R2/R1+R2 select one

2 Answers   BSNL, PGVCL Paschim Gujarat Vij Company Limited, TCS, Wartsila,

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