air source heat pump (-25 degree)

Goldsun air source heat pump for cooling and heating Goldsunheatpumpisaninnovativesystemthatheats,producesdomestichotwaterandcanevencoolspaces.Goldsunheatpumpoffersyour customermaximumcomfortthewholeyearthrough. Theseheatpumpsarealsoaninterestingalternativeforclassicgasorfueloilheatingastheyofferyourcustomersuniquebenefits: >>Theyuserenewableenergysources(suchasoutsideair) >>Theydeliverconsiderablesavingsinenergy >>TheydeliverasignificantcontributioninthefightagainstCO2emissions >>Theycanprovideheating,coolinganddomestichotwater >>Low Temp. USE: Works well in -25DC. Whentheambienttemperaturedropstobelowzerodegreeinwinter,thenormalairsourceheatpumpcannotrunstablyduetothesystem lowevaporationtemperature,smallgasabsorption,smallsystemgasflowandunstable,evencausetroublelikecompressorliquidhammeretc. Normalairsourceheatpumpcannotmeettheheatingequirementinthecoldareainwinter. Goldsunusesthemostadvancedlow-temperatureEnhancedVapourInjectioncompressortechnology.EVIheatpumpdelivershigherheatingcapacityatlowevaporationtemperature therebybetterrespondingtoheatingequirementthannormalairsourceheatpump,Italsoresultsinlesssupplementaryheatingtocoverthefull heatingdemandonthecoldestdays.Ithasbeenfurtheroptimizedtoenableheatpumpstoefficientlyproducewatertemperatureupto60DC duringcoldwintertime. EVIcompressorhasanadditionalporttoinjectvapourinthecompressionprocess.Thisimprovestheperformanceofthesystembyincreasingthe heatingcapacityforagivencompressordisplacement.Additionalbenefitsaretheeductionofthedischargetemperatureandtheextensionofthe operatingenvelopefortheproductionofhightemperaturewater. Advantages: 1.EVIairtowaterheatpumpisspeciallydesignedforhouseheatingincoldarea.Theambienttemperaturerangeis-25DCto43DC.Itcanusesafelyin-20DCambient. 2.Normalheatpumpisdifficulttoheatbelow-5DC.EVItechnologyimportantlyincreaserefrigerantflowofthemainloopandoutsideevaporationenthalpydifference,brings7%to34%additionalheating. 3.Astronglow-temperatureheatingcapacity. 4.EVIheatpumpsignificantlyimprovestheproblemofinsufficientflowofrefrigerantinlow-temperatureenvironmentbythesecondarycompressorsuction,makingitwillbeusefuleveniftheoutdoortemperatureisaslowas-20DCandwithoutabviousthermaldecayproblem. Lowtemperaturecost:normalheatpumphasbeenacceptedbythemarket,anditspriceiscompetitive.EVIheatpumpcostsmorethannormalheatpump, butitbringsyoumorebenefitsonthebaseoftotalcostasiteliminatestheinitialinvestmentforcentralheatingdeviceandtheoperatingcostisextremelylow. Technic parameter 1.Compressor RatedPowerInput/Output:9.2KW/36KW 2. Power :400V/50Hz 3.Size(W×T×L) :1460*550*1600MM 4.Working condition(degree) :-20 to 40 degree The above parameter is base on the air temperature of20 degree, the water is from 15 degree up to 55 degree