Why we use Y-Y connection in power transformer (8-10 MVA, 132 kV to 11 KV)and D-y in distribution transformer (2 MVA, 11 KV to 440 Volts)?

4 Answers  

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explain safety measures in alternator?

0 Answers  

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what is the safety of VCB.

5 Answers   Nagarro, Roto Power, RotoPower,

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What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.

0 Answers  

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Load transfer in 11kv double busbar switchgear - operation.

0 Answers   KSEB, L&T, Siemens,

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In sub-station how to find multifactor of panel?

1 Answers  

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Going in for a three phase motor or a single phase motor, what factor should be considered for this? For eg., to pump water to certain height and such domestic applications, which motor is suitable?

1 Answers  

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make control wire diagram of start and stop a function with a single push button

1 Answers   Sona,

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In radial network the source is fed from 1 end both ends at central

0 Answers  

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What is the formula to calculate a three phase alternator

0 Answers  

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Direction of flow of active power and reactive power with logic?

0 Answers  

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in 31.5 mva power transformer how to set of wti and oti?

1 Answers   HMEL,

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