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

SC 121A

Low-voltage switchgear and controlgear

 

Detail

Committee
Working Groups
Project Leader

Current

Status

Frcst Pub

Date

Stability

Date

SC 121AWG 19Mr Eric BettegaACDV2020-12 

History

Stage
Document
Downloads
Decision Date
Target Date
prePNW
2017-03-10 
PNW
121A/141/NP PDF file 356 kB
2017-03-10 
PRVN
2017-06-022017-06
ACD
121A/158/RVN Word file 366 kB
PDF file 778 kB
2017-06-162017-11
ACD
121A/158A/RVN Word file 126 kB
PDF file 301 kB
2017-06-162017-11
CD
121A/193/CD
PDF file 901 kB
2017-12-222017-12
PCC
2018-03-162018-03
A2CD
121A/216/CC PDF file 411 kB
Word file 255 kB
2018-03-232018-08
A2CD
121A/216A/CC PDF file 497 kB
Word file 265 kB
2018-03-232018-08
2CD
121A/279/CD
PDF file 1303 kB
2019-02-082018-12
PCC
2019-05-032019-05
ACDV
121A/305/CC PDF file 318 kB
Word file 118 kB
2019-06-072019-09
TCDV
 2019-09

Project

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