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Anonymous Poster

difference between earthed and unearthed xlpe ht cables

04/07/2009 12:21 PM

pl let me know what is diff between earthed and unearthed ht xlpe cables

shrikant kohli

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Guru
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#1

Re: difference between earthed and unearthed xlpe ht cables

04/07/2009 1:17 PM

Please search the archives next time. This subject has been dealt with many times, including here.

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Participant

Join Date: Apr 2009
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#2
In reply to #1

Re: difference between earthed and unearthed xlpe ht cables

04/07/2009 2:28 PM

thank,i have got link of past thread and it satisfy the query

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Power-User

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#3
In reply to #1

Re: difference between earthed and unearthed xlpe ht cables

04/08/2009 1:13 AM

dear,

earthed system has insulation grade of KV / 0.686* KV

un earthed system has insulation grade of KV / KV

3 phase 3 wire system has normally UE grade cables

3 phase 4 wire systems can be used E grade cables , insulation used is less , cost is less.

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