Sell solar water heaters

solar water heaters
Control system is the heart of parted solar water heater. Main technical function:
1. Full auto-control water function.
2. Constant temperature, timing electric heater(Power 1.5-4.5KW)
3. Setting temperature(30centigrade-90 centigrade) , setting water level (50%-100%)
4. Manual water, supply water of control temperature, auto-water after 15 minutes without water, auto-stop after full.
5. Prevent frostbite circulation (Forcing circulation when water temperature of the heat collector below 2 centigrade)
6. Manual circulation ( the time of circumfluence could been set 5-99 sec. ) Once open, hot water coming.
7. Supply hot water by manual pressure, manual close pressure or auto-close pressure function after 30 minutes.
8. Avoiding without water heater function (supply water level to 50% firstly , then auto-startup electric heater when water level below 50%)