UNE EN 50491-4-1:2013现行
General Requirements For Home And Building Electronic Systems (Hbes) And Building Automation And Control Systems (Bacs) - Part 4-1: General Functional Safety Requirements For Products Intended To Be Integrated In Building Electronic Systems (Hbes) And Building Automation And Control Systems (Bacs)
出版：Asociacion Espanola de Normalizacion
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