How to get Electrical Supervisory Licence in chennai Tamil Nadu from TNEB. I am BE EEE graduate.

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What is the formula to calculate the rating of a three phase air circuit breaker

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What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?

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what is the function of impulse relay

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why lightining is not available in swith yards?

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we done magnetic balance test for 33KV /440V transformer in our company , but the ratio out is confusing us Voltage applied in RY = 440 , at RB = 320 and YB = 60 RY 440 = ( RB + YB ) 380 only Please let me know what type of problem is it.

2 Answers  

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we have two 11/.433 kv. distribution Transformer rating as 1000 kva & 500 kva , i wants to run parallel both transformer. both transformer impendence voltage is 5.24%, How can we run both t/f, & how sharing the load

3 Answers  

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How can i learn to programme every VFD. Or is there any typical study to understand VFD programming.

1 Answers   Volkswagen,

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what is the difference between neutral and earth

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What is Grounding?

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why 3 phase is preferred than 1 phase?

4 Answers   Infosys,

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What is plc.

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