Typically the SV 1 and 3 float valves are used as float pilot valves for the main expansion valves type PMFL or PMFH. SV 1 and 3 can also be used separately for modulating liquid level regulation in refrigerating, freezing and air conditioning systems with ammonia or fluorinated refrigerants.
CE, EAC, LLC CDC TYSK, UL
Liquid level regulating valves
-50 - 65 °C
-58 - 149 °F
PDF of SV 3 Float valve - DANFOSS REFRIGERATION - 027B2023