It's used in switching between general boiler and new energy boiler. This has a manual function as well as auto function.
Supply Voltage : 24VAC, 220VAC.
Motor SpeciificationRPM : 3 RPM/3Watt, Synchronous Motor.
Connection : 3/4", 1"
When it has a problem, it is possible to switch by manual dial.
Reasonable price.
Use : Solar heat system & Heat Pump system.