Answer Posted / brambhakant

yes

What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?

1927

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Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?

1879

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How to select cable the size, what is the parameters use and what is the formulas use for this cable size calculation?

1851

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why three phase capacitor takes unbalanced current in capacitor bank?

1432

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a)In a 3-phase 4-wire circuit, a circuit breaker is selected to protect the circuit whose highest fault level is 6.6 MVA. Determine the required minimum breaking capacity in kA. (Note: Covert 3-phase power in terms of kA to find answer.) b)Using the below, determine the required minimum making capacity in kA as a “peak value”. Rate breaking capacity (Icn) ka: Icn<= 1.5 Factor = 1.41 1.5

1649

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How will polarity test of Dy5 Transformer ?

2155

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A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.

1929

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Explain and give me an example of a time when you had to explain some new procedures to your co-workers for quality service delivery, how did you go about it?

1917

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Why is water motor not taking the pressure? what is the problem?

1529

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Define phase cross over?

1073

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why ten delta testing is carried out on power transformer

1766

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What should be the percentage increase in length of the dead end clamp for bus bar conductor (Hawthorn) after hydraulic pressing and what should be the applied pressure?

1886

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What is the power requirement of tamil nadu for one month?

1977

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What is difference is of VSD,VFD,VSDS, are they the same as the direct current to control dc using above mention

1421

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when ID fan will immediately stop through VFD what exactly cause and problem the ID fan

1392

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