Four types of operation mode and isobaric water supply function by using relay logic and inverter's pump control function are realized.
通过继电器逻辑和变频器的泵控制功能实现了四种工作模式和恒压供水功能。
Initially, the controller mode of diaphragm pump adopts relay, but it is poor in precision-control and reliability, so it brings on high failure and inconvenience for maintenance.
隔膜泵的控制方式最初采用继电器控制，该方式控制精度低，工作可靠性差，故障率高，维修不方便。
There is also some hot online network relay station, to improve the hydraulic conditions, it is the pump energy-consuming equipment.
有些热网管线上还设有中继泵站，以改善水力工况，它的耗能设备是水泵。
The drainage system in Qingxi Hydropower Plant originally adopted conventional relay control for its pump control system, which had many hidden troubles and resulted in multiple failures.
青溪水电厂排水系统的水泵控制系统原设计采用旧式常规电动机控制系统，投入运行后多次出现故障，存在许多安全隐患。
Based on the characteristic of condensate pump transducer and two relay valves of deaerator, we improve the strategy of water level control in the deaerator.
根据凝泵变频器的特点和除氧器两个调节阀的特性，对除氧器水位控制策略进行了完善和改进。
The submersible pump leakage protection relay, also known as small integrated protection is designed for detecting water sensitivity resistance and motor temperature signal.
潜水泵漏水保护继电器又称小型综合保护器是专门用于检测潜水泵内水灵敏度的电阻及电机温度信号。
The submersible pump leakage protection relay, also known as small integrated protection is designed for detecting water sensitivity resistance and motor temperature signal.
潜水泵漏水保护继电器又称小型综合保护器是专门用于检测潜水泵内水灵敏度的电阻及电机温度信号。
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