527 Minimal technical room space required Easy access to components Easy front plate removal Rotating switchbox Zero heat dissipation principle J No need for ventilation or cooling of the technical room J Enhancing installation flexibility and reliability of parts Horizontal or vertical piping connection Heat dissipation coil cools down the unit to achieve a neutral heat balance in the technical room PCB generates heat Compessor generates heat stage 2 Cooling tower (Closed type), boiler Heat rejected to loop VRV-W stage 1 Heat recovery between indoor units Indoor units mainly cooling, partly heating 2-stage heat recovery VRV-W Indoor units mainly heating, partly cooling Heat absorbed from loop Heat recovery between outdoor units (Heat recovery and heat pump) High efficiency J Superior efficiency, even in the most extreme outside conditions, thanks to geothermal operation J 2-stage heat recovery: first stage between indoor units, second stage between outdoor units thanks to the storage of energy in the water circuit J Reduce excessive energy use of the circulation pump thanks to standard control of inverter driven water pump Flexible to design J No need for ventilation or cooling the technical room thanks to the zero heat dissipation J Seamless integration in the surrounding architecture as you cannot see the unit J Highly suited for sound sensitive areas as there is no external operation sound Easy to install and service J Horizontal and vertical piping connection J Minimum technical room requirements J Easy to access all components Variable water Flow Control Valve Flow Valve Input Signal Inverter Pump Cooling tower (Closed type), boiler step 1 step 2
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