Jinan Amrta Air Conditioning Co., Ltd.  

Product Name: High Efficiency Air Cooled Screw Chiller and Heat Pump Condition: New Power Type: AC Power Source: Electrical Cooling/Heating: Cooling/Heating Certification: CE Indoor Machine Noise: 36-49dB Usage: Room Type: Central Air Conditioners Refrigerant: R134A/R407c Heat Exchanger: Shell and Tube Trademark: AMRTA or OEM Transport Package: Plastic Film Wrapped Origin: China HS Code: 8418612090 Product Description The compressorTheunitisequipedwithsemi-hermeticscrewcompressor,comparedwiththepistoncompressor,semi-hermeticscrewcompressor has two advantages:Less parts(about 1/3 of the piston compressor), simple structure, less wearing parts, high reliability and long life;Compressorsuctionandexhaustuniform,exhausttemperatureislow,vibrationissmall,notsensitivetowetcompression, anti-liquid strike ability.Tube-finair-cooled condenserThetube-finair-cooledcondenseradoptstheinverted"V"typelayout,ontheonehand,itimprovesthespaceutilization ratio,increasestheheatexchangearea,ontheotherhand,itimprovestheairflowandheattransferefficiency,sothatimprove the unit's cooling and heating capacity.ThrottlingequipmentForexpansionvalve,weselectthemostadvancedproducts,withacompactoveralldesign,ruggedstainlesssteeldiaphragm, and in a wide range of operating conditions to provide stable and accurate control.Tube-shellevaporatorUsingshellandtubestructure,theoutsideisproceededwithfire-retardant,waterproofinsulationmaterials,watersideof the working pressure is 1.0MPa.EvaporatorwithPVCplasticwaterboard,corrosionresistance.Chilledwateralongthediaphragmupanddowncircuitous flow,in order to increase the spoiler effectto improve the evaporator heat transfer capacity.UsingthelatestDACcorrugatedspiralhighefficiencyheattransfertubes,strengthenthefluorinesideheattransfer capacity,improve the heat transfer coefficient to ensure that the unit good refrigeration and heating performance.ElectroniccontrolAir-cooledhotandcoldwaterunitusesamicrocomputerasthecoreofthecontrolsystem,thecontrolsystemcontrol precision, anti-interference ability to ensure that the unit safe, reliable and economical operation.Energy regulation automatic control can make the unit always in the best economic mode point efficient operation.Protectionfunctioncompleteunitwithoverload,shortcircuitprotection,frostprotection,highandlowvoltageprotection, overheating protection and other functions.Technical DataModel Unit150180250320380430500Cooling capacity * kW156180250320380428497.6Heating capacity *kW180198276353416474550Compressor QtyNr.1111122Cooling power input * kW49.354.277.496.7114131.6154.8Cooling current * A87.895.2134166199229.2268Heating power input *kW48.453.27695112129.2152Heating current * A86.593.7132164196225.7264Energy adjustment steps step4444488Evaporator Water flow rate m3/h26.73142.854.8657485.6Water side pressure drop kPa41414242424243Water pipe DN 100100100125125125125Axial Fan Fan motor number Nr.446681012Power input kW4*2.24*2.26*2.26*2.28*2.210*2.212*2.2Current input A4*5.64*5.66*5.66*5.68*5.610*5.612*5.6Air flow m3/h6800096000144000144000196000240000288000Dimensions Lengthmm2500250033003590468058006790Widthmm2160216021602160216021602160Heightmm2450245024502450245024502450Sound pressure level **dB(A)73737575788081Net weight kg2050235027503150365048005250Model Unit57064070076087093010001180Cooling capacity * kW568637.8700758868923.8992.81172Heating capacity *kW630706772827953101410861264Compressor QtyNr.22223333Cooling power input * kW174.1193.4210.7228268.8286.4309.6348.2Cooling current * A300332365398467497.2536600.4Heating power input *kW171190207224264281.2304342Heating current * A296328360392460489.7528591.2Energy adjustment steps step888812121212Evaporator Water flow rate m3/h97.4109.7120130149159170.8201.6Water side pressure drop kPa4344454545454545Water pipe DN 125150150150150150150200Axial Fan Fan motor number Nr.1212141618181820Power input kW12*2.212*2.214*2.216*2.218*2.218*2.218*2.220*2.2Current input A12*5.612*5.614*5.616*5.618*5.618*5.618*5.620*5.6Air flow m3/h288000288000333600384000432000432000432000576000Dimensions Lengthmm679071908280937010290105801098011780Widthmm21602160216021602160216021602160Heightmm24502450245024502450245024502450Sound pressure level **dB(A)8181828383838383Net weight kg5600615069007600890096501000011000*The performance values refer to the following conditions:Cooling: ambient air temperature 35ºC; evaporator water in/out temperature 12/7ºC.Heating: ambient air temperature DB 7ºC, WB 6ºC; condenser water in/out temperature 40/45ºC.**Sound pressure measured at a distance of 1 m and a height of 1.5 m above the ground in a clear field.