DIN EN 50131-4-2010 标准详情
- 标准号:DIN EN 50131-4-2010
- 中文标题:报警系统.侵入和拦截系统.第4部分:报警装置.德文版本EN 50131-4-2009
- 英文标题:alarm systems - intrusion and hold-up systems - part 4: warning devices
- 标准类别:德国标准
- 发布日期:2010-02
This European Standard includes requirements for warning devices used for notification in intrusion and hold up alarm systems installed in buildings. Four grades of warning device are described corresponding to each of the four security grades given
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