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CompressedAirFreezeDryerUser'sManualMaintenanceForeword:Thismanualmainlyinstructsyouonhowtousetheequipmentproperly.Itspurposeistoprolongtheservicelifeanddiminishoperationalfailure,soastoguaranteethecompressedairquality.Italsogivesrelevantinformationontheequipmentforreference.Sopleasereadthemanualcarefullybeforeuse,andtakeoperationandmaintenanceaccordingtotheinstructionsforfearofequipmentbreakdown.Functions:Thekeyfunctionofthecooling-typecompressedairfreezedryeristoremovethemoistureofcompressedair.Withacoldmediaheatexchanger(evaporator),itcandropthecompressedairtemperatureto10°Candcondensethemoistureorwaterdropsinthecompressedair.Thenitseparatestheairfromwaterdropswithaseparator.Thenthewaterdropsaredischargedfromthesystembyanautomaticdrainer,whichputsthepre-coolingprocess.Undernormalsituation,thewatercontentoftheprecooledcompressedairisabout0.59g/m3,andthedewateringrateisupto93%.Theusercanselecttherightmodeloraddfiltersaccordingtotheactualcondition.HighEfficiencyfromtheExcellentJiashengDesignThelowenergyconsumptionandlowpressuredropsenablethelowestoperatingcost,soitisenergy-efficient.Thelarge‘Gas-to-Gas'heatexchangercanremovehalfoftheheatloadintheair,thustonarrowthecoolingsystemandreducethepowerconsumptiontotheutmost,whichguaranteessufficientcoolingandfreesthedownstreampipelinefromcondensation;Withlargecovering,theevaporatorenablestocooldownthecompressedairevenlytodewpointtemperature.Themultichanneldesignofthecoolantcanmakethebestuseoftheavailablecoolingcapacityandfreetheevaporatorfromfrost.ColdMediaSystemFlow:Compressedbythecold-mediacompressor,thecoldmediawillturnintohigh-pressureandhigh-temperaturegas.Afterradiatedbytheair-coolingcondenser,itwillbecondensedtoliquefaction.Andthenthemoistureandimpurityareremovedfromitspipelinewithadryfilter.Andthenthehigh-pressureliquidcoldmediawillgothroughthecapillarythrottlebeforeturningintolow-pressureandlow-temperatureliquidtoentertheevaporator.Thenitabsorbstheheatfromthecompressedair,andisgasifiedintothelow-temperaturegaseouscoldmedia,andflowsbacktothecompressorthroughtheliquid-gasseparator,whichputstherefrigerationcycletoanend.InstallationInstructions:LocationChooseacoolanddraughtyplaceasthebestlocationforinstallation.
Installationofthemachinestheambienttemperatureislimitedto35CDonotinstallitoutdoors,inadampanddustyplace,orinacorrosiveandpollutedplace.Thelocationshallbeonemeterawayfromthewallandtwometersawayfromothermachines,whichfacilitatescleaningandmaintenance.Installithorizontallytofacilitatedrainage.WiringLabelInstalladedicatedswitchbesidethepowersupplyofthedryerforprotection.Formoreinformationpleaserefertorelevantinstructionmanuals.LabelThesupplyvoltagecannotexceedtheratedvoltage.specification±5%)Thepowercord'sspecificationsdependonthecurrentandthelengthofwires.Donotsharetheprotectionswitchwithanyotherequipment.Connectthegroundwireproperly.III.Operations:Verifythatthepowersupplyisundernormalvoltage(labelspecification±5%).Verifythattheenvironmentaltemperatureisnormal.Verifythatthecompressedairhasnotyetenteredthedryer.(Stoptheaircompressorfromrunning,orfastenthevalves,andturnontheairbypassvalve.)Verifythatthecoldmediameterisundernormalpressure.(Beforerunning,thecoldmediapressuremustbekeptaround7~11kgf/cm2,andnotlessthan6.0kgf/cm2inwinters).Verifythatthecoolingwaterintakeisundernormalpressureandhumidity.(Hydraulicpressure:2~4kgf/cm2,watertemperature:max.35°C)Verifythattheexhaustrateoftheaircompressormatchestheprocessingcapacityofthefreezedryer.DuringOperationTurnonthepower,andthedryerwillbegintowork.SeeVerifythatthedryerisundernormalworkingvoltage.label.)SeeVerifythatthecoolingwaterintake/outtakeisundernormaltemperaturedifference.(5~10°C)Aftertenminutesofrunning,letthecompressedairinthedryer.(Startuptheaircompressororopenthevalvesslowlyandclosetheairbypassvalve.)Checkwhetherthereisairleakage.Verifythattheintakecompressedairtemperatureisnormal.(Hightemperature:WCD<80°C,Lowtemperature:WAD<40°C)Verifythattheintakecompressedairisundernormalpressure.(Seelabel.)Verifythatthep
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