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 Working Documents since 2013-04-20

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121B/7/INF

Review of comments received on 17D/474/DC: Proposal for maintenance of IEC 61439-1: Low-voltage switchgear and controlgear assemblies - Part 1: General Rules
2014-04-18
121B/8/RR

Review report on IEC 61439-1 Ed.2: Low-voltage switchgear and controlgear assemblies - Part 1: General rules
2014-04-18?
121B/9/CD

IEC 61439-1 Ed.3: Low-voltage switchgear and controlgear assemblies - Part 1: General rules
2014-04-182014-07-18?
TC 44
121B/10/INF

Review of comments received on 17D/475/DC: Proposal for maintenance of IEC 61439-2: Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies
2014-04-18
121B/11/RR

Review report on IEC 61439-2 Ed.2: Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies
2014-04-18?
121B/12/CD

IEC 61439-2 Ed.3: Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies
2014-04-182014-07-18?
TC 44
121B/5A/NP

PNW 121B-5: Low-voltage switchgear and controlgear assemblies - Part 8: Assemblies for machinery (cabinets, boards or panels)
2014-03-212014-06-20?
121B/6/INF

Comments received on 17D/498/DC: Proposal from the GB National Committee for an additional (normative) annex to IEC 61439-6
2014-03-21
121B/5/NP

This document has been replaced by 121B/5A/NP
2014-03-14?
121B/4/DTR

IEC/TR 61641 Ed.3: Enclosed low-voltage switchgear and controlgear assemblies - Guide for testing under conditions of arcing due to internal faults
2014-02-142014-04-18noVoting Result
121B/1/AC

Establishment and secretariat of IEC SC 121B
2014-01-17
121B/2/RQ

Answers to the questionnaire on 17D/496/Q: Nomination of a new convenor of SC 121B/MT 3 (SC 17D/MT 12 before restructuring of the TC): Maintenance team in charge of IEC 61439-6: Low-voltage switchgear and controlgear assemblies - Part 6: Busbar trunking systems
2014-01-17
121B/3/RQ

Answers to the questionnaire on 17D/497/Q: Nomination of a new convenor of SC 121B/WG 8 (SC 17D/WG 17 before restructuring of the TC): Working group in charge of IEC 61439-7: Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicles charging stations
2014-01-17