IEC 60947-8-ed.2.0

Detail information

Designation: IEC 60947-8-ed.2.0

Publication date: 28/07/2021

Pages: 0

Country: International technical standard

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Anotation

IEC 60947-8:2021 specifies requirements for control units, which control a switching device in response to the PTC thermistors incorporated in rotating electrical machines and the industrial application. This second edition cancels and replaces the first edition published in 2003, Amendment 1:2006 and Amendment 2:2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: safety aspects related to: general aspects; limited energy circuits; electronic circuits; alignment to IEC 60947-1:2020; wire break detection function; the term detector is replaced by thermistor; reference to IEC 60738-1-4. LIEC 60947-8:2021 specifie les exigences pour les unites de commande qui commandent un appareil de connexion reagissant aux thermistances CTP incorporees dans les machines electriques tournantes et l’application industrielle. Cette deuxieme edition annule et remplace la premiere edition parue en 2003, son Amendement 1:2006 et son Amendement 2:2011. Cette edition constitue une revision technique. Cette edition inclut les modifications techniques majeures suivantes par rapport a l’edition precedente: des aspects lies a la securite concernant: les aspects generaux; les circuits a energie limitee; les circuits electroniques; l’alignement avec l’IEC 60947-1:2020; la fonction de detection de rupture de conducteur; le terme detecteur est remplace par thermistance; la reference a l’IEC 60738-1-4.