why voltages are multiple of 11 or 1.1???describe with derivation plzzz.thanks

2 Answers  

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why all the feeders are designed in a particular manner ... is there any reason for that???

0 Answers  

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how to prepare PPM schudule

3 Answers   TATA,

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can I connect 25KvA stepdown transformer(RYB-440V,UVW-240V) to the output of 15KvA,3-phase online UPS(440V phase to phase)please brief.

1 Answers  

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What is Synchronization of generator,where and how it is achieved.

1 Answers   HEC,

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what is resistor

9 Answers  

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all interview questions with answers of ntpc (2000-2009

0 Answers   Hetero, NTPC,

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We have 800KW motor operating at 6600Volt,50 Hz supply.During 1st startup it tripped on overcurrent trip.It's FLA is 88 Amps.The K factor of Thermal overloaaad was set on .94 initially.then we set at 0.97 and then it started fine.i dont understand why it tripped first?What are the protections which comes in picture during starting ?

6 Answers  

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upto how many load can v connect to stabilizer which is used for tv

0 Answers   Sandvik,

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I want single line diagram for AMF & DG syncronizing panel

0 Answers  

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WHY IN WESTERN COUNTRIES THE ELECTRIC SHOCK IS VERY SLOW AS COMPARE TO INDIA.&IF ANY ONE HAVE CORRECT KNOWLEDGE THEN SEND OTHERWISE NOT

1 Answers  

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in indoor type circuit breakers why only the corner breaker trips specially during cold season. What is the reason.

0 Answers  

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