ANSI/UL 1478-2004 标准详情
- 标准号:ANSI/UL 1478-2004
- 中文标题:消防泵减压阀
- 英文标题:Fire Pump Relief Valves (Proposal dated August 15, 2008)
- 标准类别:美国国家标准
- 发布日期:2004
These requirements cover direct acting (spring loaded) and pilot operated fire pump relief valves of nominal 3/4 inch size and larger, intended for use in water supply systems for fire protection service. Requirements for the installation and use of
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