IEC 62561-3:2012 specifies the requirements and tests for isolating spark gaps (ISG) for lightning protection systems. ISGs can be used to indirectly bond a lightning protection system to other nearby metalwork where a direct bond is not permissible for functional reasons.
IEC 62561-3 Ed. 1.0 b:2012 History
IEC 62561-3 Ed. 3.0 b:2023
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IEC 62561-3 Ed. 2.0 b:2017
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IEC 62561-3 Ed. 2.0 en:2017
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IEC 62561-3 Ed. 1.0 en:2012
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IEC 62561-3 Ed. 1.0 b:2012
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