Answer Posted / purav solanki.

for the parallel operation of two transformer.

we have amp, voltage, kw, length detail then how to calculte copper & alluminium size of conductor of 3-phase induction motor

1463

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why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc

2408

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What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

2040

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Mr. mohh sahid m not satisfied for ur answer to the que weather the size of transformer increases or decreases withchange in fr for more detail go to the answer given by me

2133

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why the colour of insultor stack , petticoat is brown. Is it has some technical reason.

2025

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I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.

2452

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1923

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WHat is the requirement of installing FAST ACTING EARTH SWITCH in GIS and how is that integrated with protection system. How and when does it operate?

2168

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what are the breakdown voltage rating of mini- curcuit'transfarmer!

2172

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What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?

2006

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what is the solution for meger test failed the MV cable?

4268

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How will you define capacitance?

1167

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how to calculate maximum current

2332

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what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?

3416

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please give me solution to rectify the emi(electromagnetic interference)

1913

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