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NEK IEC 60947-6-1:2021

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Merknad: Denne standarden har en ny utgave: NEK IEC 60947-6-1:2021

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IEC 60947-6-1:2021 applies to transfer switching equipment (TSE), to be used in power systems for ensuring the continuity of the supply and allowing the energy management of the installation, by transferring a load between power supply sources, the rated voltage of which does not exceed 1 000 V AC or 1 500 V DC.This third edition cancels and replaces the second edition published in 2005, and its Amendment 1:2013. This edition constitutes a technical revision.This edition includes the following significant technical changes with respect to the previous edition:– clarification of scope and object;– clarification of terms and definitions;– removal of unnecessary definitions;– modification of characteristics;– modification of utilization categories definitions;– introduction of new markings requirements;– addition of new requirements for clearances and creepage distances;– addition of new requirements and tests for mechanical and electrical interlocks;– clarification of transfer sequences;– modification of requirements for rated short-time withstand currents;– modification of new requirements for electromagnetic compatibility;– clarification of performance requirements for CB type TSE, in alignment with requirements stated in IEC 60947-2;– addition of new test sequence V: Critical load current performance of equipment with DC ratings.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
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  • Utgave: 3.0
  • Versjon: 1
  • Varetype: NAT
  • Products.Specs.pages
  • ICS 29.120.40
  • ICS 29.130.20

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