Answer / k.prakashchandra

Single stack LAs are available.The manufacturers usually
manufacture stacks ,each of 33 or 110 KV stacks and join
them in series to suit the working voltage. We have 110 KV
LA having 3 stacks of 33 KV each, also.

what is meant by VFD ?where its useful ?

7 Answers  

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why the Parameters : Base Voltage & Maximum Voltage can't be equal in value in a VFD (Variable Frequency Drive) ? How much the base voltage would be lower than the maximum voltage ? If 400 V is the 3 phase output of a VFD ... then what should be the base voltage ? thanks a lot

1 Answers   Yaskawa,

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hi... Can anybody give me description of type-2 coordination, IP protection, NEMA standards ? Thanks..

2 Answers   KSEB,

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what is W.T?specify the acceptable range?

0 Answers  

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why needtwo winding LV and HV in transformer?

1 Answers   Organic Industries,

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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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Why a ballast and ignitor is required in MH and other lighting fixtures

2 Answers   Future Group,

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how to find out this one mcb r mccb?

4 Answers   L&T,

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WHAT IS THE USE OF EARTH SWITCHES?

3 Answers   L&T,

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what r Grid stations?what r there role.Explain in detail

1 Answers  

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what is the effect of power factor on DG supply,i mean to say what will the effect if we add capactors on dg supply.

4 Answers   HCL,

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L&T ACB C-POWER OF 800A FAULS TRIPING AT THE TIME OF 110KW MOTOR STARTS WITH EARTH FAULT RELEASE

1 Answers   Ambuja,

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