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

SC 121A

Low-voltage switchgear and controlgear

 
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SC 121A Work programme (9)

Project

Reference

Document

Reference

Init.

Date

Current

Stage

Next

Stage

Working

Group

Project

Leader

Fcst. Publ.

Date

PNW 121A-381

Low-voltage switchgear and controlgear – Part 10: Semiconductor circuit-breakers

121A/381/NP PNW
  • PNW
  • New Work Item Proposal

2020-08

PRVN
  • PRVN
  • Preparation of RVN document

2020-11

Karl Hiereth 2025-10
PNW 121A-382 ED1

Electrical accessories – Residual current monitors (RCMs) – Part 2: RCMs for industrial applications up to 1000 V AC

121A/382A/NP PNW
  • PNW
  • New Work Item Proposal

2020-09

PRVN
  • PRVN
  • Preparation of RVN document

2020-11

Catherine Körbächer 2023-10
IEC 60947-2 ED6

Low-voltage switchgear and controlgear - Part 2: Circuit-breakers

121A/333/CD 2019-12 ACD
  • ACD
  • Approved for CD

2020-04

2CD
  • 2CD

2021-02

MT 9 Hervé ANGLADE 2022-11
IEC 60947-5-1 ED5

Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices

121A/330/CD 2019-10 ACD
  • ACD
  • Approved for CD

2020-02

2CD
  • 2CD

2020-05

WG 3 Silvio Förtsch 2022-08
IEC 60947-6-1 ED3

Low-voltage switchgear and controlgear - Part 6-1: Multiple function equipment - Transfer switching equipment

121A/334/CDV 2017-12 AFDIS
  • AFDIS
  • Approved for FDIS

2020-05

TFDIS
  • TFDIS
  • Translation of FDIS

2020-10

MT 18 Neil Czarnecki 2021-05
IEC 60947-6-2 ED3

Low-voltage switchgear and controlgear - Part 6-2: Multiple function equipment - Control and protective switching devices (or equipment) (CPS)

121A/384/FDIS 2017-10 CFDIS
  • CFDIS
  • Draft circulated as FDIS

2020-09

PRVD
  • PRVD
  • Preparation of RVD document

2020-10

WG 2 Philippe JUHEL 2021-01
IEC TS 60947-7-5 ED1

Low-voltage switchgear and controlgear - Part 7-5: Ancillary equipment - Terminal blocks for aluminium conductors

121A/341/CD 2017-03 ADTS
  • ADTS
  • Approved for DTS

2020-10

TDTS
  • TDTS
  • Translation of DTS

2021-01

PT 60947-7-5 Axel Bauer 2021-10
IEC 60947-8 ED2

Low-voltage switchgear and controlgear - Part 8: Control units for built-in thermal protection (PTC) for rotating electrical machines

121A/370/CDV 2019-04 CCDV
  • CCDV
  • Draft circulated as CDV

2020-08

PRVC
  • PRVC
  • Preparation of RVC

2020-11

WG 2 Karl Hiereth 2021-10
IEC 60947-9-2 ED1

Low-voltage switchgear and controlgear - Active arc-fault mitigation systems - Part 9-2: Optical-based internal arc-detection and mitigation devices

121A/338/CDV 2017-06 AFDIS
  • AFDIS
  • Approved for FDIS

2020-05

TFDIS
  • TFDIS
  • Translation of FDIS

2020-10

WG 19 Eric Bettega 2021-06