Industrial heavy-duty dual discharge air coolers with a stainless steel/aluminium coil block. Suitable for cooling and freezing applications in medium to large cold rooms. Capacities 4.5 to 123 kW.     The Helpman TYR-D series is a wide and flexible range of heavy-duty dual discharge industrial air coolers for both cooling and freezing applications in medium to large cold rooms. Suitable for a wide range of applications with a special focus on meat storage, agricultural produce and processing rooms. - Evaporating temperatures: +5 to -40°C - Refrigerants: ammonia (R-717), all H(C)FC, brine, CO2 - Nominal capacities: 4.5 - 123 kW (Eurovent SC2, higher on request) - Air volume: 3,000 up to 60,000 m3/h