标准号:DIN14677-1-2018
英文标准名称:Maintenanceofelectricallycontrolledhold-opensystemsforfireandsmokedoorassembliesaswellasforelectricallycontrolledhold-opensystemsforfirebarriersinthecourseofground-boundconveyingsystems-Part1:Maintenancemeasures
国际标准分类号:13.220.99
91.060.50
部分代替标准:DIN14677-2011