scope:

This standard is applicable to signalling cables in singles for equipment and installation, used for interconnections inside buildings for the following: transmission and signalling equipment; telephone and telegraph equipment; equipment for data processing. This standard shall be used in conjunction with IEC Publication 189-1: Low-frequency Cables and Wires with P.V.C. Sheath, Part 1: General Test and Measuring Methods. It is the responsibility of the manufacturer to establish quality assurance by quality control procedures which will ensure that the product will meet the requirements of this standard. It is not intended that a complete testing programme shall be carried out on every length of conductor and cable. When the purchaser wishes to specify acceptance tests or other quality procedures, it is essential that agreement be reached between the purchaser and the manufacturer by the time of ordering.