HOW WE CAN REDUCE THE CIRCUIT COMPLEX OF STAR-DELTA STARTER .BECAUSE NOW WE USING ONE TIMER RELAY & THREE CONTACTOR FOR MAIN,STAR & DELTA ?IF ANY IDEAS PLZ POST.THANK U

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how to produsing geretor power

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What are the basic & Majour problems in UPS ?

0 Answers   Roto Power, RotoPower,

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what will happen to the core losses if we perform the open ckt test on high voltage side of a transformer ?

2 Answers  

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How dc generators direction can be reversed ??

2 Answers   GPSC Gujarat Public Service Commission,

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where lt & ht capacitor used

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What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?

0 Answers   K-Electric Limited,

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In generating stations which we generate current or voltage if it is voltage then how it will convert to current and power?

2 Answers   NIT,

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what objective books are good for preparing for PSU's?

3 Answers   NTPC,

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what is multiplying factor of a energy meter connected with a CT ratio of 600/5 and voltage at 415 volts.

1 Answers  

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in Contactor opearation Why there is a difference in the values of the operate and release voltage in case AC supply

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instead of neutral can we use earth/ground to flow the current in the circuit

2 Answers   Infosys,

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