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EVS-EN IEC 60947-4-2:2023

Madalpingelised lülitusaparaadid. Osa 4-2: Kontaktorid ja mootorikäivitid. Pooljuht-mootorikontrollerid, -käivitid ja -sujuvkäivitid

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Kehtiv alates 15.03.2023
Alusdokumendid
IEC 60947-4-2:2020; EN IEC 60947-4-2:2023
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Standardi ajalugu

Staatus
Kuupäev
Tüüp
Nimetus
Muudatus
EN IEC 60947-4-2:2023/prA1:2023
15.03.2023
Põhitekst
02.08.2012
Põhitekst
IEC 60947-4-2:2020 applies to semiconductor motor controllers, starters and soft-starters which can include a series mechanical switching device, intended to be connected to circuits the rated voltage of which does not exceed 1 000 V AC.
This fourth edition cancels and replaces the third edition published in 2011. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
- scope exclusions;
- editorial correction of notes and hanging paragraphs;
- reference to IEC 62683-1;
- safety aspects related to:
- general aspects;
- limited energy circuits;
- electronic circuits;
- mention of dedicated wiring accessories;
- power consumption measurement;
- alignment to IEC 60947-1:2020.

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