refrigeration valve

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    Three-position Four-way Valve For Screw Refrigeration Compressor

    Three-position Four-way Valve For Screw Compressor: 1. The three-position four-way valve, also known as the electromagnetic reversing valve, is specialized in the screw compressor unit. 2. Working fluid: R717 3. Precise connection of various parts, not easy to leak. 4. High-precision spool with sealing ring for air tightness.

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    Constant pressure valve

    Shandong Ruihua Refrigeration Equipment Co.,Ltd is found in 1989, as an engineering, manufacturing, installation and maintenance refrigeration equipment company. We can also provide environmental protection and energy saving refrigeration solutions in accordance with users’ requirements. Our main products include screw refrigeration compressors and accessories, piston refrigeration compressors and accessories, Industrial refrigeration system accessories, Cold storage installation accessories, Ammonia chemical protection products, Refrigeration instrument and gauge, mobile cold storage and so on.

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    Threaded cone valve

    Shandong Ruihua Refrigeration Equipment Co.,Ltd is found in 1989, as an engineering, manufacturing, installation and maintenance refrigeration equipment company. We can also provide environmental protection and energy saving refrigeration solutions in accordance with users’ requirements. Our main products include screw refrigeration compressors and accessories, piston refrigeration compressors and accessories, Industrial refrigeration system accessories, Cold storage installation accessories, Ammonia chemical protection products, Refrigeration instrument and gauge, mobile cold storage and so on.

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  • Bypass valve

    1. This bypass valve is suitable for R717, R12, R22 and other refrigerants. It is commonly used in the ammonia pump outlet pipe. When the cooling interval is reduced, the excess ammonia is bypassed, so that the warehouse can It cools normally and can protect the ammonia pump. In addition, it can also be used as a decompression bypass in the intercooler and cold storage evaporator frosting circuits. 2. This is an automatic bypass valve with a diameter of 32 mm and an adjustable pressure difference of 1.8-3.2 bar for low-pressure bypass. The set pressure is achieved by changing the stroke of the ram. If the spring is replaced, it can also be used as an automatic bypass valve for medium or high pressure.

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