Answer / suryaraj

Gas Insulated
Substation

Answer / raju

in maping filed it is geographical information system

hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

0 Answers  

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Can any body tell me the different types of LT cables & their application.

0 Answers  

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How to differentiate 220 Kv & 132 Kv line transmission tower if there are no specifications given on towers?

3 Answers   Karam, Power Grid,

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As per IS why should the control be taken only from R phase, why not from B or Y phase??!!

2 Answers  

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how we are desining 63.5 ohm resistor for NGR of alternator?

1 Answers  

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We have three 33kv substations. All of them energised by same source.When i am checking the phase sequence between one substation to other substation (like R Phase to R Phase) by multimeter i am getting some voltage.Near to LT panels UPS panels are there. Can u explain whether any possible to happen like that. In Phase SEquencemeter is showing correctly in both substations. How is it happen. Explain me.Explain me communication signal will produce Phase difference on this case.

3 Answers  

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What is the formula to calculate the size of Aluminium and copper cable?

0 Answers  

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WHAT IS BASICS TO SELECTION OF 11 kv Trasformer, send any calculation sheet for selection of transformer

3 Answers   NBCC,

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pls send me some question and answer for rrb railway interviw related 2010

2 Answers   CEAT, RRB,

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How transformer neutralshould earthed ? Transformer neutral connected to earth mat in substations, right or wrong ?

4 Answers  

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Capacitor bank require for 1000amp load

2 Answers   Biodeal, Pharmaceutical,

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what is difference between earhing and neutral

2 Answers  

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