Answer / binod

THE FOLLOWING TEST ARE THE MINIMUM REQUIRED BEFORE CHARGING
A TR.
1)short cicuit test
2)opencircuit test
3)insulation test
4)magnetic core blance test
5)tan delta test
6)transformer oilo B.D.Vtest
7)silicagel color test
8)w/t&o/t functioning test
9)buchhols contact operation test
10)prv working test

Benifits of 3ph 4 wire metering over 3ph 3 wire

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total numbers of earthing of a transformer

1 Answers  

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what is the magnitude of earthing and neutral voltage

2 Answers  

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ANY ONE TELL ME ABOUT generator synchronization panel panel to synchronise 3 gen of 250kva both automatic and manual. 2 gen output vol 415 3ph, 1 gen output vol 400 3ph SEND THE DETAILS DIAGRAM ON THIS EMAIL ADDRESS ayazleo@hotmail.com as soon as possilble best ragrds electrical engineer ayaz mahmood SAUDI TECH

0 Answers  

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how to handle 2500 kva transformar

0 Answers  

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why do mostly prefer to generate and distribute electricity in 3 phase..not in 4 phase or 5 phase.??

5 Answers   BSBK, IOCL, NTPC,

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Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

0 Answers   Kazi Farms, SKI Carbon Black,

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What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?

0 Answers  

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What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.

0 Answers   APTransco,

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what do you know about electrical

15 Answers  

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I want to ask a question which i faced during testing of Capacitive Voltage Transformer in AIS. We have measured the C1 , C2 individually , but when we start to measure the total C1+C2 , the testing equipment shuts down and says low loading. Kindly is it possible to find the total capacitance by using measuring device. kindly briefly explain the procedure.

0 Answers   AIS,

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What is the tests required for a 132 kV, 400 kV , 765 kV for a Circuit Breaker and Power Transformer before commissioning ?

0 Answers   Eprosys Engineering Consultants,

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