EXINDA 140kW R454B Four-Pipe Air-to-Water Heat Pump Chiller

EXINDA is a global HVAC manufacturer and system provider delivering R454B four-pipe air-to-water heat pump chillers for European commercial and institutional hydronic applications.

The EXINDA 140kW Four-Pipe Heat Pump Chiller provides chilled water and hot water simultaneously from a single outdoor unit. Its heat-recovery system supports buildings with concurrent cooling and heating demands while achieving a combined COP of up to 8.2.

System: Commercial Four-Pipe Air-to-Water Heat Pump Chiller
Application: Hydronic Cooling / Heating / Simultaneous Heating and Cooling
Technology: R454B Dual DC Inverter EVI Scroll Compressor System
Power Supply: 380V / 3-Phase / 50Hz

• 123kW nominal cooling capacity at 35°C ambient and 12°C/7°C entering/leaving water temperatures
• 140kW heating capacity at 8°C/6°C ambient and 41°C leaving-water condition
• 119kW cooling and 168kW heating capacity during simultaneous heating and cooling operation
• Combined simultaneous heating and cooling COP up to 8.2
• Cooling EER up to 10 BTU/W and heating COP up to 3.64
• Hot-water temperatures up to 60°C at ambient temperatures of -20°C or above
• Hot-water temperatures up to 55°C from -25°C to -20°C ambient
• Cooling operation from -20°C to 43°C ambient
• Heating operation from -25°C to 38°C ambient
• Minimum chilled-water leaving temperature of 4°C
• R454B low-GWP refrigerant with two independent refrigerant circuits
• Dual DC inverter EVI scroll compressors with stepless capacity control
• Four-pipe configuration with independent heating and cooling heat exchangers
• Heat-recovery operation for buildings with simultaneous heating and cooling loads
• Two EC inverter axial fans with a total airflow rate of 45,194 m³/h
• Smart freeze protection and intelligent defrost control
• Modular cascade control for up to 6 units
• 2½-inch flanged hydronic connections
• Sound power level of 86 dB(A) in cooling mode
• Suitable for hotels, schools, hospitals, offices, multi-residential buildings, industrial facilities, and other commercial hydronic systems