UL 887-1999 标准详情
- 标准号:UL 887-1999
- 中文标题:延时作用的定时锁
- 英文标题:(Delayed-action timelocks
- 标准类别:美国保险商实验室标准UL
- 发布日期:1999-10
1 SCOPE1.1 THESE REQUIREMENTS COVER DELAYED-ACTION TIMELOCKS INTENDED FOR ATTACHMENT ON THE DOORS OF SAFES, CHESTS, VAULTS, AND THE LIKE, TO PROVIDE A MEANS FOR LOCKING THE DOOR FOR A PREDETERMINED LENGTH OF TIME AS PROTECTION AGAINST BURGLARY OR ROB
* 特别声明:资源收集自网络或用户上传,本网站所提供的电子文本仅供参考,请以正式出版物为准。仅供个人标准化学习,研究使用。如有侵权,请及时联系我们!