Answer / ram

By means of Tri-vector Energy meter.which can record both
import and export.

For example see this meter :
http://www.wallaby-meters.com/prod.html
and many more are available ,above is one is used.

what is voltage gradient?

8 Answers   Bhel,

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how we can calculate earth fault current?

1 Answers   Alchemist,

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some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?

0 Answers  

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what is mppt (maximum power point tracking ) and how they used in solar power generation ??? what are the main components used in mppt?????

0 Answers  

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What is the meaning of Insulation H for transformers????

0 Answers  

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What is the problem of internal failure in ship engine telegraph system norcontrol?

0 Answers   SAR,

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what is the formula for calculate the turns in Transformers

2 Answers  

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what mean by analog ,digital,numerical meters and relays? say the example?

0 Answers   ABB,

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what is JE exam?

0 Answers  

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The ripple frequency in output of fullwave bridge rectifier is a. Half the input b. Twice the input c. Same as input

0 Answers  

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What are the protections required in the main lt panel which is connected to the transformer.

1 Answers   Ispat,

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Explain REF protection and sbef protection in transformer?

3 Answers  

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