Air cooled screw chiller
Air-cooledscrewchiller:Air-cooledscrewchillers(single/dualseries)adoptinternationallyrenownedbrands(Hanbell.,Bitzer,Germany)screwcompressors,high-efficiencyfinnedcondensers,dryshellandtubeevaporators,and(Danfoss,ALCO,Americanmensonandotherinternationallyrenownedbrandparts;equippedwithGermanSiemensPLCcontrolsystem+LCDtouchscreendisplay,whichmakestheunitcompactandsmallinsize,lowinnoise,stableinperformance,safe,energyefficient,easytooperate,etc.Anumberofsystemsafetydevices,whichcanprovidechilledwaterat4°Cto10°C,canachievetherequirementsofprocesscoolingcontinuityfor24hours. Air-cooledscrewchillerfeatures:1.Air-cooledscrewmachinecoolingcapacityrange:102500Kcal/hto654800Kcal/hoptional2.Inadditiontothegeneralcharacteristicsofthewater-cooledscrewunitseries,theair-cooledchillerhasthegreatestadvantageofnotrequiringawatercoolingsystem,aslongasitiswellventilatedandcanbeused.3,air-cooledchillersdonotneedtobeequippedwithcoolingwaterpumps,coolingtowersandotherancillaryequipment,cansavealotofmaterialandengineeringinstallationcosts,andevendonotneedtosetupthemachineroom. Compressorfeatures:1.Internationallyrenownedbrandasymmetrictoothedhigh-efficiencycompressors,whichare25%-35%higherthanordinarycompressors,andUSandEuropeanpatentedtechnologies.2.themostadvancedtypeofhighefficiency5:6thirdgenerationasymmetrictoothedscrew3.semi-closeddesign,onlythreemovingparts,withfewerparts,lowfailurerate4.Itcanrealizethree-stage(100%-75%-50%-25%)three-stage(100%-66%-33%)orsteplessenergyadjustment.Thecontrolisflexibleandconvenient,energy-savingandefficient,easytomaintain.5.usingtheworld-famousSKFandFAGzero-gapmultiplethrustandradialbearings,precisionstructure,highreliability6.three-stageoilseparationfilter,goodoilfilteringeffect,effectivelyensurethenormaloperationofthecompressorandtheefficientheatexchangeoftheheatexchanger7.Itadoptspumplessbuilt-indifferentialpressureoilsupplylubricationsystem,whichisenergy-saving,efficientandreliable.8.specialfluorine-resistantlowironlossmotordesign,equippedwithreliablemotoroverheatprotectiondevice,effectivelyensuretheefficientandreliableoperationofthemotor9.Equippedwithliquidrefrigerantinjectionsystemunderlowtemperatureandheatpumpconditions,effectivelyreducingtheworkingloadandexhausttemperatureofkeycomponentsandimprovingthereliabilityofcompressoroperation.10.Patentedexhaustchamberdesignandcontinuousrotorgastransmissiontoensurelowvibrationandlownoiseofthecompressor11.Installanexhaustcheckvalveattheexhaustporttopreventtherotorfromreversingduringshutdown.12.avarietyofrefrigerantselectionInadditiontoR22refrigerant,youcanalsochooseR134A.R404A.R407Candotherenvironmentallyfriendlyrefrigerant.13.EasytoinstallanduseTheunithascompletedtheweldingoftherefrigerantpipelineinthefactory,theairtightnessleaktest,thenitrogenfillingpressuretest,thevacuumtest,thefluorinefillingfullloadperformancetest,andthequalifiedproductsmeetingtheindustrystandardrequirements. ProjectunitmodelRXG90AFRXG120AFRXG160AFRXG170AFRXG210AFRXG225AFRXG265AFRXG280AFRXG310AFRXG330AFRXG360BFRXG420BFRXG450BFRXG490BFRXG530BFRXG550BFCoolingcapacity7℃kW76.5120.0155.0168.0210.0225.0265.0280.0310.0330.0360.0420.0450.0490.0530.0550.0-5℃46.773.294.6102.5128.1137.3161.7170.8189.1201.3219.6256.2274.5298.9323.3335.5-10℃28.043.956.761.576.982.497.0102.5113.5120.8131.8153.7164.7179.3194.0201.3powersupply 3P380V50Hz formkw先进半封闭双螺杆式OperatingpowerkW27.538.14853.166.871.279.585.192.2100.6112.5130.6140.4153167172Therefrigerant R22Energycontrol%0~25%~50%~75%~100%EvaporatorType HorizontalshellandtubetypehighefficiencyheatexchangerCoolantflowm3/h15.520.726.728.436.138.745.648.252.556.862.273.077.585.091.595.0WaterpipeinterfacemmDN65DN65DN80DN80DN100DN100DN100DN100DN100DN125DN125DN125DN125DN125DN150DN150CondenserType 亲水铝箔套高效内螺纹铜管翅片式Airvolumem3/h34500465005900063000800008650010080010650116000125500136800159600171000186600201500212000RefrigerantcontrolExpansionvalve Temperature-sensitiveexternalpressureequalizingthermalexpansionvalveSafetydevice Highandlowvoltageprotection,antifreeze,heatprotection,doubleprotection,safetyvalve,overloadprotection,phaseloss,reversephase,undervoltage,overvoltage,waterflowprotection,etc.Dimensions(L)mm2450275029503200320032003200320036003850440046005600585059005900(W)mm1350140014001500180018001800180020002000220022002200220022002200(H)mm2020202022002200230023002300230023502350240024002400240025502550weightNetWeightkg1850200022002200260027502880296031003300355038504400460051005650Runningweightkg2128220024202420286030253168325634103630390542354840506056106215 PS:1.Thecoolingcapacityismeasuredunderthefollowingtemperatureconditions:thechilledwaterinlet/outlettemperatureis12°C/7°C.0°C/-5°C.-5°C/-10°C.2.thescopeofwork:outdoordrybulbtemperatureis33°C,wetbulbtemperatureis28°C.3.thisseriesofunitscanbewithheatrecovery:hotwatertemperature35°C~50°C4.Theabovespecificationsaresubjecttochangewithoutpriornotice.Thiswillhelpourcompanytobringthelatestscientificandtechnologicalachievementstocustomersatanytime.