What is the function of Lightning Arrester & Wavetrap in Power system ??

18 Answers   ABB, Bhel, Energy Infratech, Infosys, NTPC,

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Can we step up a 230V supply to 400V using a single phase transformer??

2 Answers  

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How can we find the breaking capacity of a Load breaker switch (LBS) fed from 11 kv supply??ex:50KA, 26kA etc???detailed step vice answer pls.

0 Answers  

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Can I use cable armour as a earth conductor? if not how many GI/CU wires I need to run along with cable?

1 Answers  

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What do you mean by distribution transformers?

0 Answers  

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i need to connect fact device(any one from following upsc,sssc,svc,statcom and tcsc)in 14 bus system....by using MATLAB psat software....if i connect these fact devices,i will get some error as "virtual error"...i cnt rectify this error.if anybody know that how to work in psat,pls help me to rectify this error.... or send mail me to, viki0607@yahoo.co.in

1 Answers  

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say a transformer is designed for 33/11kv step down with ratio 0.33 for load 1 mva. if am giving 11kv as a input that same transformer what will happen to its o/p voltage. and whether it can be operated for 500kva

4 Answers  

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how to calculate percentage impedence at 75 deg C at normal tap

0 Answers  

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i need project topics along with circuit diagram in the electrical and electronics engg and also some websites regarding projets.

0 Answers  

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concept of busbar and load dispatching..?

0 Answers  

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what is the static device rather than xmer which work on same principle as xmer?

18 Answers   NTPC, Power Grid,

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Which type starter is used for synchronous motor?

2 Answers   Equate,

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