Answer / k.prakashchandra

The reactive power on generator can be controlled only if
it is connected to grid/network.If you make the terminal
voltage higher than of grid ,gen will draw inductive power
(lagging pf) and the vice versa.Usually generators are run
at 0.92 to 0.98 lagging pf for system stability.

In a single how much maximum current and watts using

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If the maximum demand is 120 KVA in a building, then what is the Current taken according to load given ? Formula for it ?

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respected sir, sir recentely i have applied for chennai and tiruvananthapur section enggineer and juniour engg in electrical dept. but still i donot get how i have to syart my preparation and also t the same time i donot know exactly what they r going to give in the examinations i mean which sections they r going to give i donot know exactly, can u prefer whichh books i have to follow and model papers or both boards

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How can we calculate the capacity of the capacitor bank attached with the Main panel, when we know the capacity of the panel installed in KVA Rating?

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how to identify 3phase....r y b .A new make altnator how to identify R

2 Answers  

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if the supply voltage increased by N times, the x-section of conductor will be.........

2 Answers   APGenco, Electrical Tech, Ericsson, IES, Thirumalai Chemicals,

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Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

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how work the differential protection relay in details?

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I am having a DG set.The 415 V from Generator is step up to 460 v and then the same is used for Induction furnace. before Step up, I am connecting LT load to my factory use. When Induction furnace is in service from DG, when i try to start a motor, the generator is tripped.Please tell me the reason.

3 Answers  

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Why Ac Systems Are Preferred Over Dc Systems?

0 Answers   ABB,

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what is a difference b/w earthing & neutral?

5 Answers   ABB, KEC, Sterlite,

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why is control bus bi-directional?

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