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

0 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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Tell me about Simence PLC 'BLOCK'.How many types and what for.

1 Answers   Gurit,

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how instantanious short circuit current is calculated ? its formula.

0 Answers   Crompton Greaves,

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What is the Working principle of ELCB and RCCB?

1 Answers   Geo Miler, L&T,

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what is negative,positive abd zero sequence current explain clearly

1 Answers   Jindal,

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when neutral will carry the current?what could be the magnitude?

7 Answers   Voltas,

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what happen if field of dc shunt motor opens? what is function of putting res. in parallel to one phase of 3 phase IM? the power supplied by 5A source in circuit is given by------Watt.

0 Answers  

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What is the difference between emf, voltage drop and potential difference?

4 Answers  

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what is wave traps and why it is been used in switchyards?

1 Answers   NHPC,

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define the power factor in one word

12 Answers  

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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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