Small air-handling units
The Alfa range of min air-handling units from JS Air Conditioners offers throughputs from 750 to 6500 m3/h and noises levels of 26 dB(A) on low settings and 58 dB(A) on the highest output. The range includes air only, heating using electricity or hot water and heating/cooling models. Heating output is up to 25kW using electricity and 126 kW with hot water. Cooling capacities are up to 35 kW. Air filtration is to G4 or F5. Operation is via a digital wall-mounted controllers with soft-touch buttons. Alfa units can be used and controlled in a variety of master/slave configurations, with or without mixing dampers and external coolers. Options include room and duct sensors, thermostatic valve, silencer, differential-pressure switch, regulating valve, air-quality sensor and time switch.