o 관련규격 및 자료 - IEC 62561-3: 2012 Lightning Protection System Components(LPSC)-Part 3: Requirements for isolating spark gaps(ISG) - IEC 62305-3: 2007: Annex: Additional information for LPS in the case of structures with a risk of explosion - AfK-Empfehlung Nr. 5 : 2010 Kathodischer Korrosionsschutz in Verbindung mit explosionsgefahrdeten Bereichen - KS B ISO 15589-1:2011: 석유 및 천연가스 산업-배관수송계통의 음극방식.....