ENGR: Grounding of IS and Non-IS Safety Earth

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==> Automation List post by Ashwani...
To view or reply to this thread: http://www.control.com/thread/1026235365#1251865379


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Re: ENGR: Grounding of IS and Non-IS Safety Earth
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Dear Friends,

> Can anybody tell me that do we require IS and NIS earth pit as separate? What are the IEC standards related to that issue? <

I am following the philosophy of providing different earth pits for safety ground and instrument ground..
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