IEC 62491:2008 pdfダウンロード。Industrial systems, installations and equipment and industrial products – Labelling of cables and cores 1 Scope This standard provides rules and guidelines for the labelling of cables and cores/conductors used in industrial installations, equipment and products, in order to maintain a clear relation between the technical documentation and the actual equipment and for other purposes. The following methods are described and designated: • use of coloured cables and designated cores; • additional identification labelling; • additional connection labelling; and • additional signal labelling. The physical design of the labels, the material to be used for the labels as...