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From inside (document excerpt):
25HPA4 Performancet Series Heat Pump with Puronr Sizes 18 to 60 1 1/2 to 5 Nominal Tons Product Data INDUSTRY LEADING FEATURES / BENEFITS Energy Efficiency S 14 SEER/11.5 EER/8 HSPF (Nominal) New Aesthetic Design S WeatherArmor Ultrat S Baked on powder paint S Steel louver coil guard S Color matched cabinet screws Extra Quiet Operation S Silencer System IIt for sound as low as 69 dBA S Quiet mount split post compressor grommets S External silencer muffler S Exclusive Silencer Top design S 8 Pole PSC ball bearing condenser fan motor S Forward–swept condenser fan blade S Compressor blanket S Quiet shift defrost Reliability, Quality and Toughness S Scroll compressor S Field–installed 16 cu.
in. filter drier S Back–seating service valves S High pressure switch S Loss of charge switch S Internal pressure relief valve S Internal thermal overload S Suction line accumulator S Vapor fog eliminator Controls and Diagnostics S Infinityt control compatible S On–board Carrier diagnostics S Up to 14 point diagnostic capability· S Long line accessory connections Applications S Long–line — up to 250 ft. total equivalent length, up to 200 ft. condenser above evaporator, or up to 20 ft. evaporator above condenser standard, (50 ft. w/liquid line solenoid) Low ambient (down to 0_F) with Infinityt Control or accessory kit. Carrier’s heat pumps with Puron r refrigerant provide a collection of features unmatched by any other family of equipment. The 25HPA has been designed utilizing Carrier’s Puronr refrigerant. The environmentally sound refrigerant allows consumers to make a responsible decision in the protection of the earth’s ozone layer. As an Energy Starr Partner, Carrier Corporation has determined that this product meets the Energy Starr guidelines for energy efficiency. Refer to the combination ratings in the Product Data for system combinations that meet Energy Starr guidelines. S Limited Warranty S Standard 10–year limited warranty on the compressor S Standard 5–year limited warranty on all parts MODEL NUMBER NOMENCLATURE 1 N 2 2 N 5 3 A H Product Family H = RES HP 4 A P Tier P= Performance 5 A/N A Major Series A = Puron 6 N 4 SEER 4=14 SEER 7 N 3 8 N 6 9 A/N A Variations A = Standard 10 A/N 0 Open 0=Not Defined 11 A/N 0 Open 0=Not Defined 12 N 3 Voltage 3=208/230 1 13 N 0 Minor Series 0, 1, 2. Product Series 25 = HP Cooling Capacity ISO 9001:2000 the environmentally sound refrigerant REGISTERED 25HPA4 As an Energy Star® Partner, Carrier Corporation has determined that this product meets the ENERGY STAR® guidelines for energy efficiency. Refer to the combination ratings in Product Data for system combinations that meet Energy Star guidelines. STANDARD FEATURES Feature Puronr Refrigerant 14 SEER Scroll Compressor Louvered Coil Guard Field Installed Filter Drier Back Seating Service Valves Internal Pressure Relief Valve Internal Thermal Overload Long Line capability Low Ambient capability with Kit or Infinityt Control Suction Line Accumulator High Pressure Switch Loss of Charge Switch 18 X 24 X 30 X 36 X 42 X 48 X 60 X 2 PHYSICAL DATA UNIT SIZE SERIES Operating Weight (lb) Shipping Weight (lb) Compressor Type REFRIGERANT Control Charge (lb) COND FAN Air Discharge Air Qty. (CFM) Motor HP Motor RPM COND COIL Face Area (Sq. ft.) Fins per In. Rows Circuits VALVE CONNECT. (In. ID)