Answer Posted / tubelight

at the time of starting the current will be very high.
to limit the current choke is used. by mutual induction
choke opposes the rate of change of current. and reduces
the change in current flow.
the high voltage production is only due to the usage of
capacitor.
that only produces high voltage.

How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

1951

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Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?

2153

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How to calculate the sag on transmission Lines.

2922

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Why does the Solid state Rectifiers for 3-ph brake motors sometimes have 2 & sometimes 3 output terminals?

2050

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Dear Mr B C pal...Can you plz. put some light on principle of operation of Z-Ct in conjunction to its use with 1Cx1000Sqmm HT Cables & Directional Ground Fault / Over Voltage Relays...Regd..Parag v K 9899115632

2701

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Battery is a voltage source? give one example of current source and why?

1541

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What is Annunciation?

1976

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what is the safty of poly phase tranformer?

2072

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why capacitive load is not used in routine life????any reason is there ??????

1667

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# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

1960

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what are the things that can cause a three phase motor to crawl?

3474

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What is the differance between 2 dc motors of armature voltage 660 v and 440 v?

1936

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can i connect the two phases of scott connected transformer,if not why?

1922

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XYZ

2092

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Why using synchronising methed in DG's sets?

2150

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