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- Two independent check valves with intermediate vacuum breaker and relief vent. 两个独立止回阀配置中间真空断路阀和安全阀。
- A hose connection type anti-siphon vacuum breaker shall be installed where indicated on the plans to prevent the backsiphonage of contaminated water. 在计划制定的位置应该安装软管连接类型的反虹吸真空断路阀，以防止出现污染水反虹吸现象。
- An atmospheric type anti-siphon vacuum breaker shall be installed where indicated on the plans to prevent the backsiphonage of contaminated water. 大气型反虹吸真空断路阀应该安装在计划要求防止污染水反虹吸的地方。
- By tests,the switch on and switch off oscillations of vacuum breaker (VCB)are analyzed,and their causes and countermeasures are explained. 通过试验,分析了真空断路器的合闸弹跳与分闸弹振,说明产生的原因及克服的方法。
- A spill-resistant vacuum breaker (SVB) shall be installed, in accordance with the manufacturer's instructions, as noted on the plans. 正如计划书中所注明的，根据制造商的说明，应该安装一个防溢出真空断路阀(SVB)。
- Vacuum breaker is a sort of important electric equipment of switch-wiring which take on the control and safeguard in electric power system. 真空断路器，是开关电器最为重要的一种电气设备，在电力系统中担负着控制和保护的双重任务。
- The HX-AP VACUUM BREAKER VALVE is mounted on top of a section of containers or pipes, functioning to break the spacial vacuum inside. AP真空破坏阀安装在容器罐上或者管道上方起吸气破坏真空的作用。它安装在容器罐的顶部或者管道上方。
- The article also gives full introduction of the development history and trend, type catalogues and design selection of MV vacuum breaker which has been widely used in industrial enterprises. 另外，对早已大量应用于工业企业的中压真空断路器，进行了发展历程、发展趋势、型号分类、和设计选用的全方位介绍。
- In order to analyze the relationship between the vacuum degree in vacuum breaker s arc extinguish chamber and potential on shielding cover,a test system was designed to detect the potential. 为分析真空断路器灭弧室内真空度(即内部气体压强)与屏蔽罩上电位的关系,设计了一套模拟真空断路器运行环境和检测屏蔽罩上电位的试验系统。
- Condition Maintenance Technique of a Vacuum Breaker 真空断路器状态维护技术
- Synchronous closing control of vacuum breaker 真空断路器的同步关合控制
- Models 8A, 8B, 8FR and 8P hose connection vacuum breakers are constructed to allow sill cocks to be drained. 型号8A,8B,8FR和8P软管连接真空断路阀其结构允许洒水龙头排放。
- Note: Do not use Models 8, 8A, 8B, 8P, 8FR Hose Bibb Vacuum Breakers on frost-free hydrants. Specify Model NF8. 注意：在无霜消防栓上不要使用型号8,8A,8B,8P,8FR软管龙头真空断路阀。请指定型号NF8。
- Insulation Bushing of Pole-based Vacuum Breaker 柱上真空断路器用绝缘套管
- Application of Vacuum Breaker on EAF 真空断路器在大电炉上的应用
- Models8 A,8 B,8 FR and8 P hose connection vacuum breakers are constructed to allow sill cocks to be drained. 型号8A,8B,8FR和8P软管连接真空断路阀其结构允许洒水龙头排放。
- Series 288A represents a complete line of vacuum breakers designed to prevent backsiphonage of contaminated water into a potable water supply. 系列288A是一个完整系列的真空断路阀，适用于防止污染水反虹吸进入饮用水供应管路中。
- Series N388 represents a new line of vacuum breakers designed to prevent back-siphonage of contaminated water into the potable water supply. 系列N388代表新型真空断路阀，适用于防止污染水反虹吸进入饮用水供应系统中。
- air-inlet valve = vacuum breaker 进气阀
- For continuous pressure application, specify Watts Series 800 pressure type vacuum breakers. 对于持续压力应用，请指定美国瓦茨800系列压力型真空断路阀。
