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What is thumb rule for hi-pot test and IR test?

Electrical Electrical Testing Electrical Engineer
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Question added by arman ali malik , electrical qc engineer , Al Fayhaa Construction
Date Posted: 2017/07/20
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EJAMAN ESWARAN
by EJAMAN ESWARAN , Site Operations Manager , Sodexo

Hi pot test Rule of thumb is 110 to 120% of 2U + 1000 V for 1–2 seconds

IR test Rule of Thumb is Test Voltage (A.C) = (2X Name Plate Voltage) +1000

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