Compact water-air units
Assemblies with mixing boxes and free cooling management
Optional: M0 thermal and acoustic insulation
R410A high efficiency refrigerating circuits
Indoor air quality is achieved through distinct combinations of gravimetric and opacimetric filters
Comfort/heating options: electrical heaters or hot water coil
High and low pressure switches. Compressor discharge temperature control. Anti-return valve integrated into the compressor discharge. Main door switch. Thermal-magnetic protection on the power supply to the compressors and fan motor. Automatic switch for the control circuit. Integrated antifreeze protection in the control (heat pump units). Water flow controller (heat pump units)
Galvanised sheet steel casing with polyester paint, oven dried. Free-standing frame.
Hermetic scroll compressor(s), with acoustic insulation, fixed on anti-vibration mounts. Controls for the phase balances and direction of rotation. Crankcase heater. Thermostatic expansion valve with external balancing. Four-way reversal valve (heat pump units). Liquid tank. Anti-acid filter dryer(s). Liquid sight glass.
Complete. fully wired electrical cabinet. The cabinet cover is isolated to prevent condensation. IP55 protection. Power supply with neutral. Main earth connection. Switches for the compressor(s) and for the fan motor(s).
Centrifugal fan driven by pulleys and belts. Electric motor(s) with tensioner, class F, IP55 and internal heat protection. Dual-inlet impeller(s), with a forward-curved bladed wheel. The greased round bearings require no maintenance. Copper tube coil and aluminium blades. Reusable air filters, mounted in a frame. Condensate drain pan.
AVANT/AVANT+ control as standard. CIATrtc electronic control (optional).
Welded stainless steel plate heat exchanger.
HEAT PUMPS - AIR CONDITIONING - REFRIGERATION - AIR HANDLING - HEAT EXCHANGE - NA 17.01 A
Possibility of cooling recovery, adapted for air change requirements (high EER and COP)
Centrifugal fans or EC plug fan