Answer Posted / vinodg

Antipumping is preventing the continuos close/trip of
Circuit Breaker with single command during fault or
interlock trip exist.
ie Circuit breaker will close only once when trip signal
exist.

the winding of Generator and Motor is star or in delta ? and why

1115

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What is the Nyquist criterion regarding control systems?

1093

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What is marx circuit?

1135

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How many capacitors using in LT panel as per Govt rules?

1975

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Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,

1651

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if two transformers are placed parallel & both have fault impedance of 50KA will it increase or decrease show example?

2007

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what is a speed of rotor when we give supply to stator of 50hz and as well as rotor of 60hz of an induction motor?????

1642

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Sir, My doubt on cable sizing calculation, Load:74 KW calculated cable 1 run 50mm2. Now client asking us to reduce cable size by increasing runs. Sir, My question now when my mind strikes with 2 options 1) Divide load 74/2 = 36 and calculate cable for 36+36 making it 2 runs or 2) Simply i can divide 50mm2 /2 ie. 2 runs of 25mm2 Please suggest me sir

1940

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Application Comparison between 22KV (UE)and 33KV (E) system. Are we allowed to use 33KV (E) cable in lieu of 22KV (UE) cable. What are the technical disadvantages.

2358

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What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

2223

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What do you mean by power transformer?

1077

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what is the effect of power factor of machines in starting current

2060

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When we giving the 3 phase supply to ups system how to coming netural?

2119

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What happens to a motor if it is connected in Delta connection

1059

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How the annunciator works ? How to do its wiring

2302

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