Answer / kuruvilla chacko

delta star config in dy11 mode has highest op volt rating than
any other configuration around 173.2% of original.also the
insulation is wider allowing it to have capacitive effects to
block transients.

How many types of losses occur in a transformer?

0 Answers  

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What are thermo couple cables and where they are used.

2 Answers  

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why transformer not work in dc

16 Answers  

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what is the reason for choosing DYn11 in transformer, why not DYn12 or something else

1 Answers  

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If ac voltage applied to the field of dc generrator the output of dc generator ?

1 Answers   SSC,

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explain wiring system

0 Answers  

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what is the safe meggar values for motor, transformer HT, LT and Cables? IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace. why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero

0 Answers   Jindal,

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what are the functions & ratings of panels mentioned below: 1. Main LT Panel(MLTP) 2. Motor Control Centre(MCC) 3.Feeder pillars 4.Busducts

1 Answers   Aurobindo,

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In Round type three phase transformer why the LV side is inner part and HV outer part in the design of transformer? why they cant be opposite?

2 Answers  

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what is the multi strand cable size? 0.45mm is area of one strand & 370nos of strand.

1 Answers  

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corona happens more in ac or dc?

5 Answers   MAHINDRA,

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Why neutral has to switch on-off with phase in TN IT TT systems i.e neutral should be taken as fourth pole

1 Answers  

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