Answer / rk.soundar

current rating is the mccb degining current, breaking
current is the permissible limit of current.
for example; mccb rating is 30A; breaking current is 32A at
particular time.

what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA

0 Answers   Mega Power,

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watt meter have 4 terminals what there name??? and what theses 4 terminals indicates ?? and why 2 terminals are short circuited??

1 Answers  

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if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

1 Answers  

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why any centrifugal blower draw more current in starting. consider id fan and fd fan?

0 Answers  

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Which type of power plant is more easier to produce electrical power at economical condition?

8 Answers   HAL,

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What are the uses of lead compensator?

0 Answers  

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What are the different losses In a de mac1une'! t.xplam

0 Answers  

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redundant connection in contactor?

0 Answers   Emerson,

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why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

4 Answers  

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How current is reduced in STAR connection?

6 Answers  

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why do we connect voltmeter in parallel,why not in series,and why do we connect ammeter in series why not in paprallel...

4 Answers  

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Can we use Motor protection CB while we use the VFD for Speed control?? if not means please tell the reason!!!

1 Answers  

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