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 Work programme (3)

Project

Reference

Document

Reference

Init.

Date

Current

Stage

Next

Stage

Working

Group

Project

Leader

Fcst. Publ.

Date

IEC 61439-1 ED3

Low-voltage switchgear and controlgear assemblies - Part 1: General rules

121B/71/CD 2014-04 ACDV
  • ACDV
  • Approved for CDV

2018-11

TCDV
  • TCDV
  • Translation of CDV

2019-05

MT 2 Thomas W. Mennell 2020-01
IEC 61439-2 ED3

Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies

121B/75/CD 2014-04 CD
  • CD
  • Draft circulated as CD

2018-11

PCC
  • PCC
  • Preparation of CC document

2018-12

MT 2 Thomas W. Mennell 2020-03
IEC TS 63107 ED1

Integration of arcing fault mitigation devices into power switchgear and controlgear assemblies (PSC-ASSEMBLIES) according to IEC 61439-2

121B/72/CD 2017-01 PCC
  • PCC
  • Preparation of CC document

2018-09

2018-10

PT 63107 Martin Isberg 2020-03