Answer / kaurna

yes otherwise the circuit is not closed ...with out neaturl v cant run any equipment with saft

11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

0 Answers  

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tell 2 reasons for why only copper is used in domestic wires& only alluminium in transmission lines ?

10 Answers   ABB,

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how tto ingress mw in turbine explain.procedure ?

0 Answers   Power Grid,

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State The Difference Between Generator And Alternator?

0 Answers   ABB,

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why the desirable efficiency for a motor is 60%, but in case of transformer, it is above 90%?

1 Answers  

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A commercial Building is designed with 14th floor levels with indoor substation of three phase transformer with rated capacity of 1000 Kva.The transformer delivered 65% of its rated capacity at 0.67 power factor lagging.Because of low power factor, the power customer was penalized and certain cost was charged accordingly based on every point percentage lower than 85%.This situation may repeatedly happen on the succeding energy bills of power customer.The power customer is desired to improve its historical power factor of 0.67 lagging and no further penalty be impose by the local power company on the next bill. Q: Identify the appropriate solution you want to offer to Client?.Justify SCIENTIFICALLY and MATHEMATICALLY the principles behind the solution.

0 Answers  

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what is the design factor that affects the size of a motor ?

3 Answers   Reliance, SGI,

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What kind of preventive maintenance are there for AC induction motor?

1 Answers   Gulf,

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Relative synchronous generator

1 Answers  

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How can we measure earthing resistance test (Earth meggar) of Transformer neutral pit while in live condition?.

0 Answers  

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explain with the help of loading capability curve,reactive power generation and absorption from synchronous generator?

0 Answers  

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why we use stones or rock pieces in transformer area?

10 Answers  

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