Поиск

Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power syste…

Overview IEC 61643-12:2020 - Low-voltage surge protective devices (SPDs) - Part 12: Selection and application principles - provides guidance for the selection, location, operation and coordination of…

Low-voltage surge protective devices - Part 01: General Requirements and test methods

Overview IEC 61643-01:2024 is the latest international standard published by the International Electrotechnical Commission (IEC) outlining general requirements and test methods for low-voltage Surge…

Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power distr…

Overview The IEC 61643-12:2008 standard, titled Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and applicatio…

Low-voltage surge protective devices - Part 11: Surge protective devices connected to AC low-voltage power sy…

Overview IEC 61643-11:2025 is an international standard developed by the International Electrotechnical Commission (IEC) that specifies the requirements and test methods for low-voltage surge protect…

Low-voltage surge protective devices - Part 11: Surge protective devices connected to low-voltage power syste…

Overview IEC 61643-11:2011 is an international standard published by the International Electrotechnical Commission (IEC) that defines the requirements and test methods for low-voltage surge protectiv…

Low-voltage surge protective devices - Part 1: Surge protective devices connected to low-voltage power distri…