KS C IEC 61643-11 (confirmed in 2022) Low-voltage surge protective devices - Part 11: Low-voltage surge protective devices in low-voltage power systems - Requirements and test methods 2025-11-26 15:19:47 Field Electrical/Electronics (C) > Electric wire/cable/converter supplies applied area This standard applies to surge protection devices (SPD) from direct and indirect effects such as lightning or other transient voltages. These devices are packaged and connected to 50 or 60 Hz power circuits and equipment up to 1 000 V rms. This standard specifies the performance characteristics, standard test methods, and ratings of these devices. This device contains one or more nonlinear elements and is intended to limit surge voltage and convert surge current. Standard name (English) Low-voltage surge protective devices－Part 11：Surge protective devices connected to low-voltage power systems－Requirements and test methods International Standard Classification (ICS) code 29.240: Power supply chain 29.240.10: Substation. surge prevention device Compliance with international standards IEC 61643-11:2011(IDT) ※ IDT: Match, MOD: Modify, NEQ: Not match Notification agency (notification number) National Agency for Technology and Standards (No. 2022-0187) Reason for notice 5-year confirmation standard KS screening standards published date situation Screening criteria file reason 2018-12-26 revision Review criteria revision 2015-07-07 revision 2013-06-03 revision 2012-09-06 revision 2012-03-12 Enactment number of pages 94 History information standard number standard name Announcement date situation Reason for notice note KS C IEC 61643-11 (confirmed 2022) Low-voltage surge protective devices - Part 11: Low-voltage surge protective devices in low-voltage power systems - Requirements and test methods 2022-07-29 OK (Standard) 5-year confirmation standard KS C IEC 61643-11 (confirmed 2017) Low-voltage surge protective devices - Part 11: Low-voltage surge protective devices in low-voltage power systems - Requirements and test methods 2017-12-13 Confirm (old version) 5-year confirmation standard KS C IEC 61643-11 Low-voltage surge protective devices - Part 11: Low-voltage surge protective devices in low-voltage power systems - Requirements and test methods 2012-03-12 Enacted (old version) LIST 이전글KS C IEC 61643-312025.11.26 다음글KS C IEC 61643-22 Low-voltage surge protection devices - Part 22: Surge protection devices for communication and signal network connections - Selection and application guidelines2025.11.26
