DDC-JQ型-电磁真空带充气阀
专业生产DDC-JQ型-电磁真空带充气阀价格低，型号全
产品说明 服务承诺 订货流程
■ 上海吉迈阀门制造有限公司主要生产≦DDC-JQ型-电磁真空带充气阀≧也是国内真空阀门生产商之一。公司经营范围:阀门,管件,流体设备的生产，加工，销售，管道配件，建筑材料，五金交电，自控设备的销售，从事货物及技术的进出口业务！欢迎新老客户来电，来函，我们将竭诚为您提供满意的服务！
DDC-JQ型－电磁真空带充气阀
■ DDC-JQ型电磁真空带充气阀是机械真空泵安全阀，安装于机械真空泵的进气口，并与泵同步开启和关闭。当泵停止工作或电源突然中断时，阀门自动关闭。使真空系统保持真空并将大气充入泵腔内，从而避免泵油逆向流动而污染真空系统。适用介质为纯净空气和非腐蚀性气体。
■ DDC-JQ
Electro-vacuum Charging Valve
■ DDC-JQ electro-vacuum charging valve is a safety valve for vacuum, pump. It is mounted at the intake nozzle of vacuum pump, synchronously opened and closed with the vacuum pump. In case that vacuum pump stops working or power supply is suddenly broken off, valve will be cosed automatically to keep the vacuum system vacuum and the air charged into the cavity of vacuum pump, thus to prevent pump oil from reverse flow that can pollute the vacuum system. Applicable medium can be pure air and noncorrosive gases.
■ 主要技术性能
Main Technical Performance
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■ 适用范围：Applicability 105～10-2Pa
阀门漏率：Valve Leak Rate ≤6.7×10-3Pa.L/S.
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