On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation?

0 Answers   Kwekwe Polytechnic,

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PLZ EXPLAIN CORONA,SKIN,BIRD PALE,SPAN,SAG Effects of power cable.

0 Answers  

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what is the basic principle of the alternator ????

2 Answers  

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In diesel generator how AVR get voltage to excitation. And basic diagram DG EXCITATION CIRCUIT.

0 Answers   Hyatt,

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what is ring main unit(Rmu)? what is its function

1 Answers  

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what is the difference between high impedance and low impedance circuit?

2 Answers  

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What is the phase relationship between the primary and secondary voltages of a transformer?

0 Answers  

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how to set the transformer differential relay

1 Answers   Divis Laboratories,

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what are symmetrical and non symmetrical components in electrical installation.

0 Answers  

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what is the difference between the megger and multimeter operation ?

3 Answers  

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Why the underground cables will Punchar? or what is the reason to burst the underground cables?

1 Answers  

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Briefly define and explain the following different types of Pulse Amplitude Modulation (PAM) with some examples. i) 2-PAM ii) 4-PAM iii) 8-PAM iv) 16-PAM v) Quadrature Amplitude Modulation (QAM)

0 Answers   UOG,

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