What is the knee point voltage of CT-100/5,15VA,5P20 ?

3 Answers   ERL, NTPC,

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I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?

0 Answers  

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Why positive terminal of DC 48V was earthed?

1 Answers  

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What is miller crystal oscillator? Explain its operation?

0 Answers  

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What are the various reasons for an inductin motor to get heated?

1 Answers   Monnet,

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What is the need of generator relay panel

0 Answers   Newell,

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which Machine u will prefer to use at place where Flammable gases are coming out & why ??

6 Answers   NTPC,

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50 electric bulbs are connected across supply of 220 volts. After one bulb is fused remaining 49 bulbs are again connected to same supply. which case will have more illumination & WHY????????

5 Answers   KJ,

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When a 25kV line touches the train, will passenger get shock?

3 Answers  

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where can the transformer having vector group Yny0 be used??

0 Answers   GK Power, NEA, Petrotech,

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I have CNC Turning lathe,while doing electrical preventive maintenance what should I do & please brief me plan & shedule for the same.

1 Answers   DRJ ARDE,

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What Happen When We provide Dc Supply to Ac Motor

6 Answers  

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