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 identifier
IEC 62420 Ed. 1.0 b:2008
Title
Concentric lay stranded overhead electrical conductors containing one or more gap(s)
IEC Category
TC 7: Overhead electrical conductors
Publication date
2008-04-25
International Relationship
History of version
IEC 62420 Ed. 1.0 b:2008 * IEC 62420 Ed. 1.0 en:2008
| Price |
199 vnd |
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