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Fault Detection in Underground Cables

If there are three underground cables if a fault takes place in one of them, How will you detect it?
Asked by: rahul babu | Member Since May-2010 | Asked on: May 26th, 2010

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Showing Answers 1 - 2 of 2 Answers

1. Check phase to pase insulation resistance value and phase to earth insulation resistance value.

  
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Measure the resistance of each cable between farther ends, if there is a considerable variation in any one of the cable, that is the faulty one. This method is also used in industries called as "Insulation Resistance Test".

  
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