IEC 63044-4-2021 家用和楼宇电子系统（HBES）以及楼宇自动化和控制系统（BACS）-第4部分：拟集成在HBES和BACS中的产品的一般功能安全要求 Home and building electronic systems (HBES) and building automation and control systems (BACS) – Part 4: General functional safety requirements for products intended

This part of IEC 63044 provides the functional safety requirements for HBES/BACS.
In addition, it defines functional safety requirements for the interface of equipment intended to be connected to an HBES/BACS network. It does not apply to interfaces to other networks.dition 1.0 2021-06 INTERNATIONAL STANDARD NORME INTERNATIONALE Home and building electronic systems (HBES) and building automation and control systems (BACS) – Part 4: General functional safety requirements for products intended to be integrated in HBES and BACS Systèmes électroniques pour les foyers domestiques et les batiments (HBES) et systèmes de gestion technique du batiment (SGTB) – Partie 4: Exigences générales de sécurité fonctionnelle pour les produits destinés à être