whatis the test procedure for lightning arrester which was installed one year

whatis the test procedure for lightning arrester which was
installed one year back. i want check it whether it is
working or not.

Question Posted / subramanyam

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whatis the test procedure for lightning arrester which was installed one year back. i want check ..

Answer / raghavendran.r

There are two methods of testing the lightning arresters..
1.Power factor test.
2.Infra red test.

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