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Standard

IEC 60947-6-1:2021 ED3

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Nota: Ultima versione: IEC 60947-6-1:2026

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Astratto

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.

Specifiche dei prodotti

  • Standard da IEC
  • Pubblicato:
  • Ritirato:
  • Edizione: 3
  • Tipo di documento: IS
  • Publisher IEC
  • Distributor IEC
  • ICS 29.120.40
  • ICS 29.130.20
  • International TC TC 121/SC 121A

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