About how to Optimize Earthing Switch Circuit Bar

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Abstract:

This article analyzes the circuit bar of EarthingSwitch (ES), identify the function of grounding system, clarify the different function between grounding system and rated current path. It provides an efficient method to design circuit bar for grounding system. The article collects the practical formula to design and to evaluate Copper bar. The recommended size for the ES and main grounding bar is referable for electric company.

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283-286

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November 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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[1] GB3906-2006 (IEC62271-200) High-voltage switchgear and controlgear, AC material-enclosed switchgear and controlgear for the rated voltages above 1kV and upto and including 52KV.

DOI: 10.3403/30075776u

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