IEC 60947-3:2020/COR1:2021
(Corrigendum)Corrigendum 1 - Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
Corrigendum 1 - Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
Corrigendum 1 - Appareillage à basse tension - Partie 3: Interrupteurs, sectionneurs, interrupteurs-sectionneurs et combinés-fusibles
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Standards Content (Sample)
IEC 60947-3/COR1:2021 – 1 –
IEC 2021
INTERNATIONAL ELECTROTECHNICAL COMMISSION
COMMISSION ÉLECTROTECHNIQUE INTERNATIONALE
____________
IEC 60947-3 IEC 60947-3
Edition 4.0 2020-04 Édition 4.0 2020-04
Low-voltage switchgear and controlgear – Appareillage à basse tension –
Part 3: Switches, disconnectors, switch- Partie 3: Interrupteurs, sectionneurs,
disconnectors and fuse-combination interrupteurs-sectionneurs et combinésfusibles
units
CO RRI G E NDUM 1
9.3.7.2.3 Test circuit calibration 9.3.7.2.3 Etalonn
...
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harmonisation with IEC 60947-2:2016:
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alignments with IEC 60947-4-1:2018:
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modification of the specifications concerning the sensing range and operating distance;
new definitions for photoelectric proximity switch type D with background suppression;
integration of the requirements and test procedures of photoelectric proximity switch type D with background suppression;
update of EMC requirements in Table 9 and Table 10;
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modification of impulse withstand voltage test (5.3.1.3, 9.3.3.4.5);
modification of the references in the (normative) standard body to the (informative) Annex A;
major update of Annex A (definitions update, new dimensions and shapes);
update of C.9.1.1;
update of Annex D in order to consider new connector types and normative references;
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