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In: Electrical Engineering

What is meant by “earth fault loop impedance” and what are its components? (5 marks) What...

  1. What is meant by “earth fault loop impedance” and what are its components?
  2. What is the influence of this parameter in protection systems?

Arrange the likely impedance in the following category of systems from the highest to lowest. Unearthed, solidly earthed, impedance earthed. (2

Solutions

Expert Solution

If you need positive sequence or negative sequence and zero sequence component of current for earth fault then let me know. Actually single line to ground fault or double line to ground fault or three phase to ground fault all are earth fault where the impedence becomes low for which high current flows.


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