UNE-HD 60364-5-54:2015/A1:2023

Add the following text at the end of 541.1 Scope:

This part also includes requirements regarding earthing and equipotential bonding for Information and communication technology (ICT) with the aim of:

reducing the risk of electrical hazards for correct operation of these devices and the information technology wiring;

providing the telecommunication systems with a reliable signal reference plane that can improve resistance to electromagnetic interference (EMI) by reference to ISO/IEC 30129.

Note 1 to entry: examples of Information and communication technology (ICT) includes:

equipment for information technology and communication that uses earth as a return conductor in the case of internal connections or external connections for a building;

DC supply networks (and systems) for supplying power to information technology equipment within a building;

star-shaped private automatic branch exchanges (PABX) or their equipment;

local area (communication) networks (LANs);

fire and intruder alarms communication system;

building automation systems, e.g. direct digital control systems;

systems for computer-aided manufacturing (CAM) and other computer-aided services;

broadcast and communication technology.