Technical Articles

GSES communicates factual, up-to-date and evidence-based information for publication. This includes information on the issues surrounding DC circuit breakers, earthing fundamentals, how to sell solar, and information on isolator enclosures.

Understanding Earthing

Recent updates to the Australian Standards relating to photovoltaic systems (AS/NZS 5033:2012) have led to questions about the difference between functional earthing and equipotential bonding in photovoltaic systems. This article aims to clarify what is meant when terms like earthing and bonding are used, and to briefly explain why each of these methods is needed.

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