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 2018-11-20

Reference, Title
Downloads

Circulation

Date

Closing

Date

CENELEC

Voting /

Comment

Of interest to

Committees

121B/94A/CD

IEC TR 61439-0 ED3: Low-voltage switchgear and controlgear assemblies - Part 0: Guidance to specifying assemblies

2019-11-08 2020-01-24 N
TC 18
TC 44
TC 64
SC 121A
121B/95A/CD

IEC TR 60890 ED3: A method of temperature-rise verification of low-voltages switchgear and controlgear assemblies by calculation

2019-11-08 2020-01-24 N
TC 18
TC 44
TC 64
SC 121A
121B/94/CD

Replaced by 121B/94A/CD

2019-11-01 2020-01-24 N
TC 18
TC 44
TC 64
SC 121A
121B/95/CD

Replaced by 121B/95A/CD

2019-11-01 2020-01-24 N
TC 18
TC 44
TC 64
SC 121A
121B/92/CDV

IEC 61439-2 ED3: Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies

2019-10-25 2020-01-17 Y
TC 18
TC 44
TC 64
SC 121A
121B/93A/NP

PNW TS 121B-93: General technical requirements for intelligent assemblies

2019-10-18 2019-12-27 U
TC 18
TC 44
TC 64
SC 121A
121B/90/RVC

Result of Voting on 121B/80/CDV - IEC 61439-1 ED3: Low-voltage switchgear and controlgear assemblies - Part 1: General rules

2019-08-30 Y
TC 18
TC 44
TC 64
SC 121A
121B/91/CC

Compilation of Comments on 121B/84/CD - IEC 61439-2 ED3: Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies

2019-08-30 Y
TC 18
TC 44
TC 64
SC 121A
121B/89/DTS

IEC TS 63107 ED1: Integration of arcing fault mitigation devices into power switchgear and controlgear assemblies (PSC-ASSEMBLIES) according to IEC 61439-2

2019-08-02 2019-10-25 N Voting Result
TC 18
TC 44
TC 64
SC 121A
121B/88/CC

Compilation of Comments on 121B/83/CD - IEC TS 63107 ED1: Integration of arcing fault mitigation devices into power switchgear and controlgear assemblies (PSC-ASSEMBLIES) according to IEC 61439-2

2019-07-19 N
TC 18
TC 44
TC 64
SC 121A
121B/87A/AC

Call for nominations for Chair of SC 121B: Low-voltage switchgear and controlgear assemblies

2019-07-12 2019-08-02 N/A Report of Comments
121B/86/INF

SC 121A project for publication of an IEC TR 63216 ED1 dedicated to Low-voltage switchgear and controlgear – Electromagnetic compatibility assessment for switchgear and controgear and their assemblies.

2019-04-19 N/A
121B/85/DC

Document for comments of SC 121B : IEC/TR 61439-0 ED3 : Low-voltage switchgear and controlgear assemblies-Part 0: Guidance to specifying assemblies

2019-03-29 2019-06-21 N/A Report of Comments
121B/84/CD

IEC 61439-2 ED3: Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies

2019-03-15 2019-06-07 Y Report of Comments
TC 18
TC 44
TC 64
SC 121A
121B/80/CDV

IEC 61439-1 ED3: Low-voltage switchgear and controlgear assemblies - Part 1: General rules

2019-03-08 2019-05-31 Y Voting Result
TC 18
TC 44
TC 64
SC 121A
121B/83/CD

IEC TS 63107 ED1: Integration of arcing fault mitigation devices into power switchgear and controlgear assemblies (PSC-ASSEMBLIES) according to IEC 61439-2

2019-02-22 2019-05-17 N Report of Comments
TC 18
TC 44
TC 64
SC 121A
121B/81/CC

Compilation of Comments on 121B/75/CD - IEC 61439-2 ED3: Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies

2019-02-15 Y
TC 18
TC 44
TC 64
SC 121A
121B/82/CC

Compilation of Comments on 121B/72/CD - IEC TS 63107 ED1: Integration of arcing fault mitigation devices into power switchgear and controlgear assemblies (PSC-ASSEMBLIES) according to IEC 61439-2

2019-02-15 N
TC 18
TC 44
TC 64
SC 121A
121B/78/RM

Unconfirmed minutes of the meeting held in BEXCO center Busan, Korea from 2018-10-26 (starting time:09:00h) to 2018-10-26 (ending time 12:30)

2018-12-07 N/A
121B/79/MTG

Reports and presentations made at SC 121B meeting held in Busan, South Korea on 2018-10-26

2018-12-07 N/A
121B/77/RVD

Result of Voting on 121B/74/FDIS - IEC 61439-7 ED1: Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations

2018-11-23 Y
TC 69