FDH series check valve with built-in piston is designed to control the correct flow direction, can be used in liquid, suction and hot gas lines in commercial refrigeration system and air conditioning systems.
● The valve ensures only correct flow direction;
● Damping spring design makes the freeinstallation;
● Reinforced spring type designed for compressor discharge pipes in single or multi compressor system.
UL, Declaration according to PED
● Applicable Refrigerant: R134a, R407C, R410A, R404A, R290, and R32
● Max. Operating Pressure: 4.9 MPa
● Medium Temperature: -40°C~+150°C
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Catalogue Certificates Installation instructions Design Input Sheet
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