Standard

NEK IEC 60947-4-2:2020

Publisert

Merknad: Denne standarden har en ny utgave: NEK IEC 60947-4-2:2020+A1:2024 CSV

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Omfang

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.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
  • Utgave: 4.0
  • Versjon: 1
  • Varetype: NAT
  • Products.Specs.pages
  • ICS 29.130.20
  • National Committee NEK/NK121

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