DIN EN 50164-5:2009 Lightning Protection Components (LPC) - Part 5: Requirements for earth electrode inspection housings and earth electrode seals; German version EN 50164-5:2009
2012DIN EN 62561-5:2012 Lightning protection system components (LPSC) - Part 5: Requirements for earth electrode inspection housings and earth electrode seals (IEC 62561-5:2011, modified); German version EN 62561-5:2011
2009DIN EN 50164-5:2009 Lightning Protection Components (LPC) - Part 5: Requirements for earth electrode inspection housings and earth electrode seals; German version EN 50164-5:2009