STM PDF

Low-voltage surge protective devices - Part 11- Surge protective devices connected to low-voltage power systems - Requirements and test methods. IEC 61643-11:2011. Original standard IEC 61643-11-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 61643-11-2025

Low-voltage surge protective devices - Part 11- Surge protective devices connected to AC low-voltage power systems - Requirements and test methods. IEC 61643-11:2025-06. Original standard IEC 61643-11-2025 in PDF full version. Additional info + preview on request

Document status: Active

Low-voltage surge protective devices - Part 12- Surge protective devices connected to low-voltage power systems - Selection and application principles. IEC 61643-12:2020-05(en-fr). Original standard IEC 61643-12-2020 in PDF full version. Additional info + preview on request

Document status: Active

Amendment 2 - Low voltage surge protective devices - Part 21- Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods. Original standard IEC 61643-21-2012 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 61643-21-2025

Low-voltage surge protective devices - Part 22- Surge protective devices connected to telecommunications and signalling networks - Selection and application principles. IEC 61643-22:2015-06(en-fr). Original standard IEC 61643-22-2015 in PDF full version. Additional info + preview on request

Document status: Active

Low-voltage surge protective devices - Part 31- Requirements and test methods for SPDs for photovoltaic installations. IEC 61643-31:2018-01(en-fr). Original standard IEC 61643-31-2018 in PDF full version. Additional info + preview on request

Document status: Active