We have ONLINE UPS 15KvA (3PHASE 440V I/P,3PHASE O/P,440V) I want to step down from 440 to 220 V What to do. Pl. suggest with specification.

1 Answers   ARDE,

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How many percent of power are not being registered if we bypass one side of the meter base terminal using #8 cu wire on 1-phase kwhr meter. 

1 Answers  

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Why the substation measure in KV but not in the power ratings of transformer.

4 Answers  

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I have 12MW gas engine based power plant its running parallel with grid. my problem is When cpp run in island mode(without geb) that time geb transformer power factor is 0.2 lagging. When cpp run with parallel that time power factor is 0.94 lagging So how can i maintain power factor ofgeb transformer in island mode 0.9 lagging?

1 Answers   SPCL,

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What is the formula to calculate capacitor bank rating for a certain load.

2 Answers  

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How to write a progrramme to turn ON and turn OFF a motor with a single push button in AB?

2 Answers   HCL, Torrent Pharma,

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

1 Answers   APGenco, Blue Star, Enercon,

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what is electric current

17 Answers  

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How much current can 11KV line carry? What are the formulae used to calculate current across both side of transformer? Moreover I need to know can I connect 33KV line with transformer of 1600KVA? Details are: V=415, Pf= .9

3 Answers  

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What is the function of Harmonics filter, and how to calculate that rating of the energy saving?

1 Answers  

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circuit diagram of ht panel

0 Answers  

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does meager test perform on lightning arrester ? if doesn't then why ?

1 Answers  

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