ISO/IEC 11801-3:2017+A1:2021 This document specifies generic cabling, which is critical for providing robust services to the automation islands in industrial premises, or industrial spaces within other types of building. Additionally those premises can include office spaces (for which generic cabling is specified in ISO/IEC 11801-2) or data centre spaces (for which generic cabling is specified in ISO/IEC 11801-5).The contents of the corrigendum of April 2018 have been included in this copy.