+ easier to install and maintain • Intuitive installation thanks to the coaxial heat exchanger with buffer tank volume and a full range of accessories • Simple maintenance through direct access given to the hydraulics design + enhanced comfort Cooling options thanks to the R6, R8 and R11 models + improved support and services • Design and sizing support tool • Training centres Alfea Hybrid Gas range Hybrid heat pump with a gas condensing booster heater and built-in DHW RENOVATION Supplies Outdoor unit • Inverter with twin rotary compressor Indoor unit including • A patented coaxial heat exchanger • 24 kW gas condensing boiler, supplied to run on propane (compatible with natural gas by removing the diaphragm) • 120L enamelled steel domestic hot water (DHW) tank with built-in ACI anti-corrosion protection • Low-consumption circulating pump • DHW circuit motor-controlled directional valve • 18L expansion tank, valve, pressure gauge Standard control • Control of 1 or 2 heating curve zones using the supplied outdoor sensor • Room controls and optional remote control • Large backlit LCD display Packaging Delivered in 3 packages: • 1 indoor unit package • 1 outdoor unit package • 1 connector unit package for combustion products 7 models (6 to 16 kW) 24 kW burner • Single-/Three-phase B A+ 55°C Sizing requirements for existing buildings(1) Basic heat loss is calculated using the NF EN 12831-1 standard and France’s national addition, the NF P52-612/CN standard, with reference to the building’s specifications. • The output of a heat pump alone at an outdoor temperature of 0°C with a water flow temperature of 50°C(2) must account for 40% to 60% of the building’s heat loss at the proposed base outdoor temperature. • The heat pump must demonstrate capabilities to produce a water flow temperature above or equal to 55°C at an outdoor temperature of 0°C. Combined performance and savings *Indoor unit only. Reference R11 NEW * MADE IN FRANCE 91
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