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What is the use of electrical merger tester?

Thanks Foe answering my quistions

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Question added by Cyril Noel Anuta , 1st Tech. Electrical , Saudi Oger LTD
Date Posted: 2013/08/22
Stanley Andrada
by Stanley Andrada , QA/QC Electrical Engineer , ARP COMMISSIONING

Megger tester is used to evaluate the integrity of the Electrical Insulation this is known as the IRT or Insulation Resistance Test. Minimum IRT depends on the equipment and the standards followed.

Cyril Noel Anuta
by Cyril Noel Anuta , 1st Tech. Electrical , Saudi Oger LTD

 it is a test of the insulation properties of such things as electric wiring, motor windings and high power antenna mounts. 
We use a "megger" or "meg out" electrical wiring and equipment to see if it is shorted to ground in any way. 

ANU ALEX THARAYIL
by ANU ALEX THARAYIL , Mechanical Engineer , Tyco-Johnson Controls

For using the megger test can help to identify the line break in the cable.Minute loop cutoff can be identified using HV megger

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