it is used for Split system, when the tank and the solar collector tempreture is different, the pump will work.
1.the pump is used for forced circulation of liquid in pipe system
2.Voltage:1-220V/50Hz Lift:15M Power:49-93W speed setting:manual in 3 stages
3.fitting length:130mm 180mm
4.Max,permissible working pressure:10 bar
5.the main fields of application are:
-hot water heating systems.
-closed industrial circulating system.
-series RSL only:specially suited for automatic venting of pressurized systems with high air infusion rates.
Modle Power source Wattage(W) Lifting height Flow speed (L/H) Diameter of inlet outlet Weight
RS-15/6(high grade,middle grade,low grade) 220V/50HZ 37/22/16 6/5/3 2.5/2.5/1.5 15(outer diametre) 2.1
RS-25/6(high grade,middle grade,low grade) 220V/50HZ 37/22/16 6/5/3 2.5/2.5/1.5 25(outer diametre) 2.4