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 (13)

Project

Reference

Document

Reference

Init.

Date

Current

Stage

Next

Stage

Working

Group

Project

Leader

Fcst. Publ.

Date

IEC 60947-1 ED6

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

121A/223/CDV 2016-10 RFDIS
  • RFDIS
  • FDIS received and registered

2019-09

CFDIS
  • CFDIS
  • Draft circulated as FDIS

2019-12

MT 5 Karl Hiereth 2020-03
IEC 60947-3 ED4

Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units

121A/248/CDV 2017-01 RFDIS
  • RFDIS
  • FDIS received and registered

2019-12

CFDIS
  • CFDIS
  • Draft circulated as FDIS

2020-02

MT 6 Thomas W. Mennell 2020-05
IEC 60947-4-1/ISH1 ED4

Interpretation Sheet 1 - Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters

DECDISH
  • DECDISH
  • DISH at Editing Check

2019-12

RDISH
  • RDISH
  • DISH received and registered

2019-12

2020-06
IEC 60947-4-2 ED4

Low-voltage switchgear and controlgear – Part 4-2: Contactors and motor-starters – Semiconductor motor controllers, starters and soft-starters

121A/259/CDV 2017-06 AFDIS
  • AFDIS
  • Approved for FDIS

2019-03

TFDIS
  • TFDIS
  • Translation of FDIS

2019-11

WG 2 Philippe JUHEL 2020-07
IEC 60947-4-3 ED3

Low-voltage switchgear and controlgear - Part 4-3: Contactors and motor-starters – Semiconductor controllers and semiconductor contactors for non-motor loads

121A/307/CDV 2018-03 AFDIS
  • AFDIS
  • Approved for FDIS

2019-10

TFDIS
  • TFDIS
  • Translation of FDIS

2020-03

WG 2 Philippe JUHEL 2020-12
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 CD
  • CD
  • Draft circulated as CD

2019-10

PCC
  • PCC
  • Preparation of CC document

2020-02

WG 3 Silvio Förtsch 2022-08
IEC 60947-5-8 ED2

Low-voltage switchgear and controlgear - Part 5-8: Control circuit devices and switching elements - Three-position enabling switches

121A/277/CDV 2016-12 PRVC
  • PRVC
  • Preparation of RVC

2019-05

2019-08

WG 3 Ikuo Maeda 2020-08
IEC 60947-6-1 ED3

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

121A/308/CD 2017-12 ACDV
  • ACDV
  • Approved for CDV

2019-09

TCDV
  • TCDV
  • Translation of CDV

2020-01

MT 18 Neil Czarnecki 2021-01
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/270/CDV 2017-10 AFDIS
  • AFDIS
  • Approved for FDIS

2019-05

TFDIS
  • TFDIS
  • Translation of FDIS

2019-10

WG 2 Philippe JUHEL 2020-07
IEC TS 60947-7-5 ED1

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

121A/236/CD 2017-03 ADTS
  • ADTS
  • Approved for DTS

2018-10

TDTS
  • TDTS
  • Translation of DTS

2020-10

PT 60947-7-5 Axel Bauer 2020-11
IEC 60947-8 ED2

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

121A/294/CD 2019-04 ACDV
  • ACDV
  • Approved for CDV

2019-07

TCDV
  • TCDV
  • Translation of CDV

2019-10

WG 2 Karl Hiereth 2021-01
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/279/CD 2017-06 ACDV
  • ACDV
  • Approved for CDV

2019-06

TCDV
  • TCDV
  • Translation of CDV

2019-09

WG 19 Eric Bettega 2020-12
IEC TS 63208 ED1

Low-voltage switchgear and controlgear – Security aspects

121A/321/DTS

2018-07 APUB
  • APUB
  • Approved for publication

2019-11

TPUB
  • TPUB
  • Translation of publication

2020-03

PT 63208 Philippe JUHEL 2020-07