In case of power/distribution transformer what is percent impedence?

1 Answers  

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What is the difference b/w Earthing and Grounding?

4 Answers  

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How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

0 Answers   Quippo,

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In a 11Kv/433Volt Delt-star step down transformer one one line(Line-B) of HT site is open & earthed on DP structur. What will be the voltage on LT side R-Y, Y-B,B-R and R-N, Y- N & B-N?. Please help to understand the problem with examples. Arvind , Jaipur.

1 Answers  

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what is the difference between 3 phase 3wire &3phase 4 wire meter?what is the advantage of 3p3w over 3p4w?

1 Answers   L&T, MahaDiscom,

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How can get electrical "c" licence.I am complited in Deee.Passing year of 1993.Working in pvt cocern lt Line.Please advise me .Cell no 9994786021

59 Answers   Apollo Power, Chemplast, Christy Quality Foods, ITI, Mani Associates, Microtech Engineering, TAFE, Tamil Nadu Power Company, TechSun Energies, Thermax,

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how to use single phase supply for a three phase equipement.

12 Answers  

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how point on wave controller works.

0 Answers  

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cb used in railway applications is?

2 Answers   NTPC,

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line vltage of three phase distribution transformer is 433v and phase voltage is 250v,but we required 230v for domestic distribution,then how we reduce phase voltage of transformer

5 Answers  

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in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly

0 Answers   Shaifali Rolls,

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whats was the problem if neutral and earth got 2volt from the ups output

1 Answers  

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