Answer / sakthivel

in telecommunication tower network we use -48 volts and + 48
volts and -48cvolt are main power supply in communication
field

why it is in star to delta form of Synchrounus generator and delta to star form of Generator Transformer (or step up transformer)

1 Answers  

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Why do we apply both Differential and REF (HV and LV) protection schemes on YNyn configuration of a transformer?

0 Answers   WCC,

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what is mutual induction principle?

2 Answers  

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Hi,iam a diploma in electrical engineering.rtd from indian air force in apr 2007.prsently working in reliance next link as a network maintenance engineer since 2007,can i get a job in motherson sumi.

0 Answers   Motherson, Motherson Molds and Diecasting Ltd.,

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how we are measuring the import and export power?

1 Answers  

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A Generator is in running condition and Rotor earth fault alarm is coming.How to check on line(i.e in running condition) whether there is actual earth fault in rotor or not.

4 Answers  

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How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?

0 Answers  

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what is the clear formula to calculate cable size for a load

0 Answers   TCS,

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What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing?

2 Answers  

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what is the difference between a feeder and a cable?

3 Answers  

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what is rms value?

3 Answers  

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How many types of isolator is available for H.T.lines? which one is best for sub-station?

4 Answers  

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