Answer / ram

The use of VCB is to make and breaking of HT contacts in
switchgears.

Answer / narayanamoorthy.i

High Voltage Switch gear & arrested more Sparking & easy
Operating Safty Swtch gear.

Answer / sumit

in practice upto 33KV for quenching arc of current of about
1250 A

Answer / srinivasan

VCB is used Genererally in HT Side Because of economic
consideration and simplest operation to quench the ARC.
VCB is used upto range up to 11 kv and up to 1650amp.

Which element is highly conducting coppoer or gold?

3 Answers  

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If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?

0 Answers   National Insurance Company Limited,

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corona happens more in ac or dc?

5 Answers   MAHINDRA,

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explain Uninterrupted power supply detailed electronical operation with circuit diagram

1 Answers   Emerson,

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Please tell me ceilingfan sweep means. Commenly we used sweep1200mm and 600mm MMENLY WE USED CEILINGFAN SWEEP1200MM AND SWEEP600MM

1 Answers  

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what is the difference in using the 125% and the 250% factor of safety in calculating circuit breakers capacity for motors,which is more reliable to use the 125% or 250%??

1 Answers  

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what is the conductor size in 33/11 kv line

5 Answers   Al-Thamer,

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What types of high speed CMOS circuits have you designed?

0 Answers   Ansal Housing, IBM, Intel,

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What happens when reactive power enters a system?

6 Answers  

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What is the range of the stator resistance of 3 phase induction motor?

0 Answers  

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During underground cabling in landscape area what did we cover the cable with to prevent the electric shock & protect the cable?

0 Answers  

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what is the deference between watt and KVA

3 Answers   IAF,

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