Heat pump

Recently we designed, built and installed a custom residential heat pump system.
 

some facts: 

• 5,5 kW cooling and 4,5 kW heating
• R290 refrigerant (propane)
• External control interface to manage temperature settings
• low sound levels
• 400 VAC power supply
• 24 VDC control supply
• Extremely compact boxing: 500 x 500 x 800 mm