Stiebel Eltron 201290 LWZ 8 CS Premium Airt to water heat pump Energy efficiency rating (calc) A (A++ - G)

Application: power controlled integral system with reversing adjustable air-to-water heat pump for the central ventilation, central heating and cooling in the new building and domestic water heating, family homes. Facilities/COMFORT: integrated electronic outdoor temperature-driven control for power-controlled heating power, Warm water power, solar, cooling and ventilation. Intelligent Control System with program code for fan, heating, hot water and absence/holiday. Additional function as moisture protection ventilation with integrated humidity sensor in the exhaust air, internet service gateway (ISG) with KNX option and PV-optimization optional. The cold loop of the air-to-water heat pump is equipped with all the necessary safety devices. Power-controlled cooling with the option of direct surface cooling. Electrical emergency heating for heating and hot water. The built-in warm water tank is specially enamelled and with a magnesium protection anode with electronic monitoring. Highly efficient cross-counter-current heat exchangers made of plastic with economical constant volume flow fans. The outdoor air is pre-heated via a unterkuhler of the refrigerant circuit. Additional solar heat exchanger in the heating circuit for the use of solar thermal energy. Efficiency: High efficiency through demand-dependent control of the inverter compressor. INSTALLATION: The connections for external air, air supply and exhaust air, are located on the upper side of the device. Robust steel plate housing in a modern, award-winning design.

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