BS EN 50491-4-1-2012 家庭和建筑电子系统(HBES)和建筑自动化和控制系统(BACS)的通用要求.旨在集成到住宅、商业和轻工业场所用建筑电子系统(HBES)和建筑自动化和控制系统(BACS)中产品的通用功能性安全要求
General requirements for Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS). General functional safety requirements for products intended to be integrated in Building Electronic Systems (HBES) and Building Autom