Air Source Heat Pump for Central Heating Xiandi air source heat pump with R410A system provides central heating (house heating, house warming) solution for residential and commercial application, especially in cold area. The evaporator is designed for extracting more heat from the air, with dimension 30% bigger than normal one and higher performance at lower ambient temperature. The whole R410A system is optimized to work safely at -15 Degree Celsius. The average COP in winter is up to 4.0. The intelligent controller is extremely suitable for central heating (house heating, house warming). The climate compensation function would put more heat into the house when the outdoor temperature goes down. Optional auxiliary heater with ready control would ensure stable operation in extremely cold days. The heat pump is in compact design, taking little installation space, with quiet operation, for new and refurbished house and building. Bigger models up to 23.4kw can be for commercial central heating for big buildings. Features: 1. Carel controller for central heating (house heating, house warming) as standard, with optional indoor and control panel. 2. Optimized R410A system for stable performance at cold ambient conditions. 3. High-efficient stainless steel plate heat exchanger with lower pressure drop. 4. Optimized for low noise, including reducing fan and compressor vibration. With full insulation inside the case. 5. Optional built-in circulation pump and auxiliary heater are available. 6. Soft-starter is available as per customer’s request. 7. Modular system available. Specification: Power supply: 220~240V/1ph/50Hz. Heating capacity: 5.5kw, 8.9kw and 11.4kw. Power supply: 380~420V/3ph/50Hz. Heating capacity: 8.3kw, 11.4kw, 14.1kw, 17.0kw, 23.4kw, 29.3kw, 59.0kw.