why the vector group of excitation transformer is YD5(150 deg)how is this factor decided.

1 Answers  

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How Can I calculate for the photometrics requirements for a street lighting? Data given are: 45 units of 6 meter light pole with 150 watts metal halide lamp, 220 volts and installed in a promenade area.

0 Answers  

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Do anybody has a design software or tools for the selection and design of electromechanical components???

1 Answers  

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only some transformers and some generator requires NGR why?

1 Answers  

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What is the operating range of voltage and current in grid supply in India?

4 Answers   BARC,

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how is choose &depending upon the load why?

1 Answers   HCL,

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What is the correct procedure to shutdown VCB in 11kv substation.safety and work procedure

3 Answers   EGA,

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how to calculate capacitor bank value to maintain unity power factor plz xplain with some suitable xample?

4 Answers  

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What current position are you holding in your current company?

0 Answers  

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which type of winding is used for high voltage & low current?

1 Answers   GEB,

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What is difference between PLC and SCADA

13 Answers   Uflex, Vimal Fire Controls,

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I had finished D.E.E.E at 2004,I wish to take C license.I am working pvt company HT supply but my professional certificate was missing.I have diploma & course completed certificate.without professinel may I got c license?.pls guide me.

1 Answers   OEG,

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