GEA CAIRfricostar - CS Klimateknik

Dehumidifier with Air Mixing and Heat Pump FunctionType CAMGEA CAIRfricostarHeat pump fordehumidification:– Direct evaporator according to VDI 6022: heat exchanger as Cu/Alu model forR 407c refrigerant, fins made of aluminium, frame elements made of AlMg3, pipesmade of oxygen-free copper.– Condensate water tray in bottom panel for evaporator and heat recovery system,with a slope in the direction of condensate drain, made of stainless steel V4A powdercoated, including drain tray, conform with VDI 6022– Air-cooled condenser according to VDI 6022: heat exchanger as Cu/Alu model forR 407c refrigerant, fins made of aluminium, frame elements made of AlMg3, pipesmade of oxygen-free copper– Compressor unit: refrigeration circuit with a fully hermetic scroll compressor– With optimized heat exchanger combination for maximum COP values, mounted onanti-vibration mounts, circuit includes filter drier, liquid collector, thermostaticexpansion valve with MOP and external pressure equalisation, all necessary shutoffvalves, monitoring and safety devices (pressostat, icing sensor, etc.)Droplet eliminator – Made of plastic with an aluminium frame at air velocities on supply and exhaust sideexceeding 2,5 m/s is necessaryFan unit:Alternative fan unit:GEA centrifugal fan „LESS ENERGY SYSTEM“– Optimized operating point, double inlet double width fan, coated surface model– Three phase motor, protection class IP55 , model type B3, complete belt drive, easyservice thanks to one bolt tensioning sled– Fan/motor unit mounted on anti-vibration mountsGEA „OPTIVENT“ high performance fan impellers– Surface coated one side suction with backward curved blades that are directly connectedto motor shaft; performance optimized three-phase motor, B3 model type,protection type IP55, insulation class F adjusted for operation with a frequency converter.Fan and motor unit including coated intake nozzle mounted on bucklingresistant and coated base construction, motor and fan have sound attenuatedbearings– Continuous measurement of pressure effects– Statically and dynamically balanced according to DIN ISO 1940, part 1, G2,5). Continuousmonitoring of operation using DDC. Frequency converter for each motorinstalled in or mounted on the unit, control via GEA DDC with a separate analoguesignal for both motors. Frequency converters are adjusted and set for both motors.Limit values for motor current and fan speed are set by the programme– Resonance frequency band/fade out set by factory– Automatic energy optimization for optimal energy use and efficiency rate– Multiple motor operation is possible– Voltage intermediate circuit converter without reduction of capacity– Continuous speed control– Operating hours counter– Min. and max. speed limitation, automatic ramp curve function UP/DOWN– Automatic motor adjustment– Motor tracing switch– DC break– Variable clock frequency– Motor protection– Short circuit and short circuit to earth safe– Under and over current protection– Phase fault monitoring16 PR-2008-0327-GB • Subject to modifications • Status 09/2008