scope:

This part of IEC 60364 specifies requirements in electrical installations for the distribution of ELV DC power using balanced, information technology cables and accessories primarily designed for data transmission, as specified in terms of a Category within the channels of ISO/IEC 11801-1 using power feeding equipment in accordance with IEC62368-3. Requirements are included for the design, erection, and verification of telecommunications infrastructure for the purpose of both telecommunications and distribution of ELV DC power feeding. In addition requirements are included for use of existing telecommunications infrastructure for distribution of ELV DC power. The power delivery systems include, but are not restricted to, the Power over Ethernet systems specified by IEEE 802.3. This Standard does not apply to the use of cables and accessories within the core and access networks eg Private Branch Exchange (PBX).