Answer / vinoth_sundar

VCB is vaccum circuit breaker which is used in HT lines.
MCCB is mould case circuit breaker which is used in LT lines
upto 1000V

Answer / guest

vcb is placed on hts lines and mccb is placed on lts lines

Answer / rajan.s

vcb in HT BANEL 33KV mccb lt RANGE 25A TO 1600A

Answer / vinayak

I think the vcb's are used for HT
lines(above 33kv) and mcb's &
mccb's are used on LT lines upto
33kv.

during positive and negative half cycle of ac supply what happenes in the load?

1 Answers   Siemens, Wipro,

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how to design coil turns ?

0 Answers   L&T,

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What is defference between earthed and unearthed cable(HT)? Which is better for under ground cabling?

1 Answers  

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What is substation?

5 Answers   KSEB, Neolite,

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Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

0 Answers   Bajaj,

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3 Answers   L&T,

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2. What are the parameters of EHT sub-station?

0 Answers   APGenco,

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Initially, when the input is not equal to the output — what type of response is this?

0 Answers   GE,

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What is principle of Floroscent tube 36watt.

0 Answers   Diamiller, NDPL, Trident Hilton,

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What could be the problem if two power transformers trip on stand by earth fault at same time

1 Answers  

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Dear friends I want to design busbar for1600 kva transformer(i.e2100 amps) what are all the factors to be considered before selectinga busbar what are all the standard sizes of busbars what is the formula for finding current of copper and aluminium busbar

0 Answers  

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is there any chart showing the suitable cable size according to AMP and length ? for three phase motors

0 Answers  

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