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Grounding riddle No.4 - Checking of earthing value
1.how to check the earthing value in separte earth pit or combined
2.should earthing separte for ac power system and telecom equipment
Author : maamir from pakistan
 
#1
Thu, May 29, 2008 - 19:11
1.how to check the earthing value in separte earth pit or combined
2.should earthing separte for ac power system and telecom equipment  
Author : RAZID - From: indonesia
 
#2
Mon, October 5th, 2015 - 13:17
Dear Sir,

we want to know acceptable value resistance of surge arrester in switchyard 150kV and acceptable value resistance of NGR 6,6kV in windng tertier.

Many thanks,
Heri ZB 
Author : heri - From: indonesia
 
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