LST EN 62561-5-2011 Lightning protection system components (LPSC) -- Part 5: Requirements for earth electrode inspection housings and earth electrode seals (IEC 62561-5:2011, modified)
2011LST EN 62561-5-2011 Lightning protection system components (LPSC) -- Part 5: Requirements for earth electrode inspection housings and earth electrode seals (IEC 62561-5:2011, modified)