Engine : Electricity - 1033/1386 |
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Large machines undergoing a resistance insulation testing using a megohmmeter should be discharged to remove any accumulated electrostatic/capacitive charge stored. When should this discharge be performed? |
A) prior to and after conducting the insulation resistance check |
B) after conducting the insulation resistance check only |
C) prior to conducting the insulation resistance check only |
D) while performing the insulation resistance check only |
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