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IEC 62420:2008 ED1

Concentric lay stranded overhead electrical conductors containing one or more gap(s) IEC 62420:2008 ED1

Publication date:   Apr 25, 2008

General information

60.60 Standard published   Apr 25, 2008

IEC

TC 7

International Standard

29.240.20   Power transmission and distribution lines | 29.060.10   Wires

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Scope

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.

Life cycle

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PUBLISHED
IEC 62420:2008 ED1
60.60 Standard published
Apr 25, 2008