Answer / revathi

single phase transformer has 2 windings, primary &
secondary. in this primary is the input terminal, it has
phase and neutral.

what is the abbreviation & meaning of UI charges

1 Answers   MNC,

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how to select DG set for certain load?

7 Answers   ACC,

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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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why choke is provided in the centre of the tube light?

3 Answers  

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why use generator Earthing/Graunding.

4 Answers  

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Difference between copper earthing & aluminium earthing?

2 Answers  

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how to find Harmonics and types as per the equipemnts

0 Answers  

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Capacitor bank require for 1000amp load

2 Answers   Biodeal, Pharmaceutical,

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What are locations arc protection relay is fixed.

0 Answers   KSEB, L&T, Siemens,

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in our sub station why we step down firstly 33kv\11kv then 11kv to 430v. can we direct step down 33v to 430.v.

18 Answers   Eaton, Siemens,

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why we are not giving the zone 1 trip command to the master trip relay

0 Answers  

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can we coorect P.F. OF 320 KVA ALTERNATOR AT LOCAL SITE WITH RATED .8 PF LAGGING.

1 Answers  

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