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.
PROJECT
IEC TS 61643-05 ED1
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Sep 25, 2026
Low-voltage surge protective devices - Requirements and test methods of SPD monitoring device (SMD)
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
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