Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS) - Part 1: General requirements

IEC 63044-1:2017+A1:2021 applies to all Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS) and specifies the general requirements for these systems and products. This document provides an overview of the IEC 63044 series. To enable integration of a wide spectrum of applications, the IEC 63044 series covers electrical safety, functional safety, environmental conditions, EMC requirements, and installation and cabling rules and topologies.