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IEC TS 61643-05 ED1

Low-voltage surge protective devices - Requirements and test methods of SPD monitoring device (SMD)

General information

20.99     Oct 21, 2022

CD    Dec 29, 2023


TC 37/SC 37A

Technical Specification


This document addresses the requirement and corresponding test methods for SPD monitoring devices (SMD) which is used to monitor SPD working status and parameters and to communicates locally and/or remotely.
The requirement and test of SPD is referred to IEC 61643-X1 series according the application field of the SPD.

Life cycle


IEC TS 61643-05 ED1
20.99 WD approved for registration as CD
Oct 21, 2022