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

SC 121B

Low-voltage switchgear and controlgear assemblies

 

Detail

Committee
Working Groups
Project Leader

Current

Status

Frcst Pub

Date

Stability

Date

SC 121B PCC2020-092022

History

Stage
Document
Downloads
Decision Date
Target Date
PWI
2019-10-30 
preCD
2019-10-30 
CD
121B/95A/CD PDF file 2725 kB

2019-11-01 
PCC
2020-01-242020-01
 2020-02

Project

IEC TR 60890 ED3

A method of temperature-rise verification of low-voltages switchgear and controlgear assemblies by calculation