International Standards and Conformity Assessment for all electrical, electronic and related technologies

SC 121B

Low-voltage switchgear and controlgear assemblies

 
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SC 121B Stability date of publications (12)

Publication

Number

Publication

Date

Stability

Date

Maintenance

Team

Project in

progress

2014-05-07 2021 IEC TR 60890 ED3
(CDM)
2013-04-29 2021 IEC TR 61439-0 ED3
(CDM)
2020-05-05 2025
2011-08-19 2020 IEC 61439-2 ED3
(BPUB)
2012-02-16 2020
2012-11-15 2022
2014-08-25 2022
2012-05-23 2022
2018-12-06 2023
2014-09-09 2022
2011-08-19 2022
2020-04-28 2023