What are the minimum acceptable insulation resistances of insulation of underg

What are the minimum acceptable insulation resistances of
insulation of underground cable suitable for 0.440kV,11kV,
33kV and 66kV?

Question Posted / jyotirmaya

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What are the minimum acceptable insulation resistances of insulation of underground cable suitable..

Answer / hardik vyas

A Thumb Rule for acceptable IR value of vable is (Rated
KV+1)M Ohm. i.e if you have 11 KV cable then accepted
value vill be 11+1=12 M Ohm

Is This Answer Correct ?

12 Yes

1 No

What are the minimum acceptable insulation resistances of insulation of underground cable suitable..

Answer / emmanuel

Thumb rule for IR value of a cable as we all know in (rated
KV +1)M ohm . Thus for XKV cable the reated inulation
resistance value is ( X kv +1) Mohm

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4 Yes

0 No

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