For testing 33kv cable hipot testing. How much kv we have to
Apply .Give in details.
Answers were Sorted based on User's Feedback
Answer / ganesh
AC High voltage Insulation test : 132KV for 5 Minute.
IR test to be conducted before and after the AC high
voltage insulation test - 5KV DC for one Minute
Is This Answer Correct ? | 8 Yes | 28 No |
we are cheking only lekage current of cable
applicable value of voltage of 33 is should be 27kv dc
Is This Answer Correct ? | 7 Yes | 28 No |
Answer / ttrrail
AS HI POT TEST IS CONDUCTED IN DC, 25 KV SHOULD APPLY TO
THE 33 KV CABLE
BECAUSE
33KV X 0.707(RMS VALUE TO AVG VALUE CONVERSION) = 25KV(OPPR)
Is This Answer Correct ? | 28 Yes | 89 No |
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