Merits & Demarits of Oil circuit & Air circuit breakers ?

0 Answers   Genco,

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1.what is difference between ATS & STS main use. 2.what is difference between ACB& VCB With symobles,and main partes, manimum range. 3.How many types of relays and main function.

0 Answers   Visa,

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can we use 220 volt 15 w a.c. lamp on 220 volt d.c.

6 Answers   TCL,

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why HT motors are earthed only at equipment side & for it's single core cable with aluminium wire armoure using?

1 Answers   Legrand, NLC Neyveli Lignite Corporation Limited,

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how many number of terminals are available in CURRENT TRANSFORMER

6 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

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As we know that during saturation test of CT from secondary side, the current in secondary shoots up after core saturation. How core saturation effects the secondary current?

2 Answers  

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what is power frequency withstand and impulse withstand of a circuit breaker?

2 Answers   Power Grid,

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When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?

2 Answers   Sail, TCS,

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How Can we calculate the rating of a cable?Show the formula?

2 Answers   Jindal,

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What is advantages of VSCF wind electrical system?

0 Answers  

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For 300MW and over a distance 250 km, what voltage be selected? and no. of circuit?

5 Answers   DPL, NTPC,

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Why stones are layed under Transformer

4 Answers  

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