Answer / ajay

It's depend upon on your motor application. If it is blower
motor or fan motor timing is different than pump
application motor. So you have to refer motor technical
data sheet and find motor starting time (i.e:in what time
motor current goes normal).Accordingly set the star-delta
timer.

How many types of electrical earthing are there?

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when a hand crancked meggar is used to check most three phase induction motors, how many tests r rquired? Why?

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If the kvar rating of capacitor bank is 600 kvar at 525V then what it's rating at 415v.

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What is mean by discrimination of circuit breaker ?

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Why delta star trformers are used for lighting loads?

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where the lexical paramater will use in fron end?

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How phase displacement change in the over current relay coils.

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Find active & Reactive Power transmitted in a transmisston line having Vs30 degree(sending end) to Vr(zero degree)at receving end with line inductance X ohm. Vs(30degree)-------------------Vr(zero degree) X ohm

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1 Ton is equal to how many watts?

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What are the advantage of free wheeling diode in a full wave rectifier?

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What is the kiosk parts, about them and their functions ? If anybody have some PDFs files or details about this plz send it on tawhidfaisal@Yahoo.com

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which trsanmission is easy and cost effective AC or DC.

19 Answers  

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