Where the excitation is given either stator or rotor in actually in power plants?

13 Answers  

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MCB MCCB ACB VCB

1 Answers  

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there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit

0 Answers  

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How to do fabrication , busbar and wiring cost for : 1. LT Panels 2. C& R Panel

0 Answers  

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Insulater disk using formula for 33/66/135 line h t line

1 Answers   Hofincons, Kirloskar, KPTCL,

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how we can save the power ? suppose the electricity board gives 11 kw , but the machine require only 8 kw means how we can save the exese energy

2 Answers  

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what is the role of MPU in DG set

1 Answers   Weltech Engineering,

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What are the different methods of improving power factor,especially in Wind Sector

2 Answers   Suzlon,

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What is the role of Dedicated earthing in UPS System?

0 Answers   HCL, MSPL,

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What is the amount of no load current of 630 kVA tranformer voltage ratio 11kV/440V ?

13 Answers  

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I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.

0 Answers  

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PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

0 Answers  

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