ICS13.310A91GA中华人民共和国公安部行业标准GA/T72－2004代替GA/T72－1994楼寓对讲系统及电控防盗门通用技术条件Generalspecificationsofbuildingintercomsystemandelec-controlanti-burglarydoor2004-××-××发布2004-××-××实施中华人民共和国公安部发布国家质量监督检验检疫总局目次前言·······································································································································II1范围·····································································································································12规范性引用文件······················································································································13定义·····································································································································14系统组成·······························································································································35楼寓对讲系统技术要求·············································································································36电控防盗门体技术要求·············································································································67楼寓对讲系统试验方法·············································································································98电控防盗门体的试验方法·········································································································159检验规则······························································································································1810包装、运输和贮存············································································································22前言本标准是对GA/T72－1994《楼寓对讲电控防盗门通用技术条件》的修订。本标准与GA/T72－1994版相比较主要变化如下：一、楼寓对讲系统部分：――原标准中对音频指标电信号测量的方法，忽视了受话和发话器件对系统的影响，易造成主客观评价的不一致。本标准引用全程声响度评定值测试方法，...
