UL 1486-2004 标准详情
- 标准号:UL 1486-2004
- 中文标题:消防设备用干管阀门的快速开启装置
- 英文标题:(Quick opening devices for dry pipe valves for fire protection service
- 标准类别:美国保险商实验室标准UL
- 发布日期:1993-08
1 SCOPE 1.1 THIS STANDARD COVERS QUICK OPENING DEVICES INTENDED FOR ATTACHMENT TO DRY PIPE VALVES TO REDUCE THE TIME DELAY IN OPERATION OF THE VALVE FOLLOWING OPENING OF ONE OR MORE SPRINKLERS. THE QUICK OPENING DEVICES CONSIST OF ACCELERATORS AND EX
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