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Standard

NEK IEC 62420:2008

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Abstract

IEC 62420:2008 specifies the electrical and mechanical characteristics of concentric lay stranded overhead electrical conductors, containing one or more self-supporting alumimium or aluminium alloy layer(s) made of combination of any of the following metal wires: - Hand drawn aluminium as per IEC 60889, designated A1; - aluminium alloy type A or B as per IEC 60104, designated A2 or A3; - thermal resistant aluminium alloy as per IEC 62004, designated AT1, AT2, AT3, or AT4; - regular strength steel as per IEC 60888, designated S1A or S1B; - high strength steel as per IEC 60888, designated S2A or S2B; - extra-high strength steel as per IEC 60888, designated S3A; - aluminium-clad steel as per IEC 61232, designated 20SA, 27SA, 30SA or 40SA.

Document information

  • Standard from NEK
  • Published:
  • Edition: 1.0
  • Version: 1
  • Document type: NAT
  • ICS 29.060.10
  • ICS 29.240.20
  • National Committee NEK/NK7

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