Standard

IEC 60851-1:1985 ED1

Revised

Note: Latest version: IEC 60851-1:2021 ED3

Existing or new amendments and versions must be purchased separately.

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Abstract

Gives methods for calculating the cyclic rating factor for cables where the internal thermal capacitance can be neglected. The simplified methods in this standard require only a knowledge of the full shape of the load variation for not more than 6h immediately preceding the time of maximum temperature and an average value for times before that.

Products specifications

  • Standard from IEC
  • Published:
  • Withdrawn:
  • Edition: 1
  • Document type: IS
  • Pages
  • Publisher: IEC
  • Distributor: IEC
  • ICS: 29.060.10
  • International TC: TC 55

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