NEN EN 457-1993 标准详情
- 标准号:NEN EN 457-1993
- 中文标题:机械安全 - 听觉危险信号 - 一般要求,设计和测试
- 英文标题:Safety Of Machinery - Auditory Danger Signals - General Requirements, Design And Testing
- 标准类别:荷兰国家标准NEN
- 发布日期:
Gives the safety and ergonomic requirements and the corresponding test methods for auditory danger signals. Does not apply to verbal danger warnings. Special regulations such as those for a public disaster and public transport are not affected. Cover
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