Relief valve power unit 

Safety valve power device refers to the device that drives the safety valve by external force or energy. Safety valve is a device used to protect equipment or system pressure is too high and accidents occur, when the pressure exceeds the set value, the safety valve will automatically open to release the pressure to prevent equipment or system damage or explosion. Safety valve power units can be used to drive the safety valve in a variety of ways, common include: 1. Manual device: manually operated to open or close the safety valve, suitable for small equipment or systems. 2. Electric device: The safety valve is driven by motor or electromagnet, which can achieve remote control and automatic operation. 3. Hydraulic device: The hydraulic system is used to drive the safety valve, and the opening and closing of the safety valve is controlled by the liquid pressure. 4 Pneumatic device: The use of air pressure system to drive the safety valve, t…

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