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Member

Join Date: Feb 2008
Posts: 5

Earthing in industry

02/22/2008 12:59 PM

what type of earthing is better to go for a new project (industry - with 3MVA 11kv/433v) whether TNS or TNC type. pl explain clearly what is the difference and the advantage / disadvantage for the same. whether this type is approved by the indian electricity authority.

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Active Contributor

Join Date: Jan 2008
Posts: 18
#1

Re: Earthing in industry

02/23/2008 7:53 AM

what type of earthing is better to go for a new project (industry - with 3MVA 11kv/433v) whether TNS or TNC type. pl explain clearly what is the difference and the advantage / disadvantage for the same. whether this type is approved by the indian electricity authority

TNS system is better. TNC system is generally not good as it lacks EMC

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