Centrifugal air coolers with a copper/aluminium or stainless steel/aluminium coil block. Designed for airsock application in working and packaging rooms. Capacities 12 to 60 kW.     Air cooler series with centrifugal fans, designed for airsock applications mainly in working and packaging rooms where it is essential to have low air velocity and uniform hydrometric conditions. Cold room volumes from 150 to 1,500m3. Units designed for easy maintenance with immediate access to inspection areas. - Refrigerants (DX or pumped system) : all H(C)FC, ammonia (R-717), brine, CO2 - Nominal capacities : 12-60 kW - Air volume : 9,300 - 28,000 m3/h