Answer / gan2009

CVT- Capacitor voltage tranformer mainly used in EHV
network.It has certain advantage over Electromagentic
VT,BUT accuracy vice my opinion is both are almost same.

Answer / selvaraj

CVTs are normally used where there is a need for
communication is contemplated.
They are prone for errors in due to aging.
It is comparatively cheaper.
Always prefer IPT for measurement which are tariff related.

Dear all, Can anybody tell me that how to choose CT for a specific load? I have a 200kw induction motor, which ratio CT should be installed? Is there a formula or calculation that determines the CT ratio for a load? Regards.

2 Answers  

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why transformer is rated in kva instead of kw?

1 Answers  

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suppose i have two single and three phase induction motor,thier have not any rating on its panel,anybody can tell me which motor is single or three phase?

1 Answers   Doon,

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what is the purpose of CT,PT

8 Answers  

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v/f drive basic princeple

0 Answers  

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An AC coil to give DC supply whats happen in the coil.what type of problem are create.

2 Answers  

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I had finished D.E.E.E at 2004,I wish to take C license.I am working pvt company HT supply but my professional certificate was missing.I have diploma & course completed certificate.without professinel may I got c license?.pls guide me.

1 Answers   OEG,

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What is the formula to calculate distribution transformer De-rating on iron losses basis

0 Answers   IESCO,

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why the transformer is not operates on two phase?

1 Answers   APGenco, Atkins, FFBL,

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What is the normal earth resistance?

11 Answers  

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earth also having a gravitational force (magnetic field of north and south)but it attracts any object compare to this theartifical magnetic cant perform same as earth why?

0 Answers  

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Is it posssible to obtain the higher speed(3000rpm) for adiferentiallly cascaded induction motors(with 8 and 6 poles)

3 Answers  

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