IEC 60947-8:2021

Title
Abstract

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:

  1. safety aspects related to:
  • general aspects;
  • limited energy circuits;
  • electronic circuits;
  1. alignment to IEC 60947-1:2020;
  2. wire break detection function;
  3. the term detector is replaced by thermistor;
  4. reference to IEC 60738-1-4.

Issue Date

2021-07-28

Category

POW

Included in IECEE System

2022-05-20

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Test Report Form

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Testing Equipment List

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DISCLAIMER: National differences

The National differences and Group differences, National Deviations and Special National conditions (SNC), are based solely on information provided to the Secretariat by the IECEE Member Bodies and/or NCBs and other sources. The IEC/IECEE is not responsible for, nor will it take any position related to, the accuracy or validity of the information provided. To verify the current status of this type of information, we recommend contacting the Member Body (MB) or National Certification Body (NCB) of the relevant country.

Group Differences are applicable for CENELEC member countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.

No information declared

Id

Name

City

Country

13349

Budapest

Hungary

13344

Offenbach / Main

Germany

Id

Name

City

Country

28154

Nairobi

Kenya