I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.

0 Answers   HCL, TCS,

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What is the required value while doing the megering

1 Answers  

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How to control the dc motor in ac supply without thyristor circuit?

2 Answers  

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We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.

0 Answers  

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As per principle we say in three phase supply ,the voltage is producing by phase angle between two phase so two phase is needed means then why we using three phase ?

2 Answers  

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A 6-pole, 50 Hz, 3-phase synchronous motor and on 8-pole, 50 Hz, 3-phase slip-ring induction motor are mechanically coupled and operate on the same 3-phase, 50 Hz supply. If they are left open-circuited, then the frequency of the voltage produced across any two slip rings would be

2 Answers   L&T,

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Expand sqcm?

2 Answers   UltraTech,

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what is the dis-advantage of 3 phase 3 wire energy meter?

1 Answers   Exide, Nelco,

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at the time of starting back emf of a motor is zero.so how can it will start to run??

1 Answers  

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please send me the previous year's question papers of jindal GET exams

0 Answers   Jindal,

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why substation ratings are multiple of 11 means 11\33 kv substation

6 Answers  

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What are your personal skills and abilities for such a Master Course and your possible preparation to undertake this course?

0 Answers  

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