SSH EN 62420:2008

Përcjellësa elektrik ajror bashkëqendror me shtresim me damarë që përmbajnë një ose me shume hapësira në mes

Concentric lay stranded overhead electrical conductors containing one or more gap(s)

Scope

IEC 62420:2008(E) 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.