In Insulation Resistance Testing, if we are Testing Marked connection of Secondary of CT insulation, what will be the setup of Test at CT Connection?
A. Marked Secondary energized from Megger, Secondary Unmarked and Both Primary connections of CT must be grounded and connected to Ground connection of Megger.
B. Unmarked Secondary energized from Megger, Primary marked and Both secondary connections of CT must be ungrounded.
C. Marked Secondary energized from Megger, Primary Unmarked and secondary unmarked connections of CT must be ungrounded.
D. Marked Primary energized from Megger, Primary Unmarked and Both secondary connections of CT must be grounded and connected to Ground connection of Megger.
Show Answer
Answer: A
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