From inside (document excerpt):
24ABR3 BasetSeries 13 Air Conditioner Product Data INDUSTRY LEADING FEATURES / BENEFITS Efficiency S 13 SEER/11 EER S Microtube Technologyt refrigeration system S Indoor air quality accessories available Sound S Sound level as low as 76 dBA Comfort S System supports Thermidistatt or standard thermostat controls Reliability S Front–seating service valves S Scroll compressor S Internal pressure relief valve S Internal thermal overload S Filter drier S Balanced refrigeration system for maximum reliability Durability WeatherArmort protection package: A05341 S Solid, Durable sheet metal construction S Wire coil guard S Baked–on, complete coverage, powder paint Applications S Long–line — up to 250 feet total equivalent length, up to 200 feet condenser above evaporator, or up to 80 ft.
evaporator above condenser (See Longline Guide for more information.) S Low ambient (down to –20_F) with accessory kit Warranty S 5 year limited compressor warranty S 5 year limited parts warranty MODEL NUMBER NOMENCLATURE 1 N 2 2 N 4 3 A A Product Family A=RES AC 4 A B Tier B=Base 5 A/N R Major Series R=R 22 6 N 3 SEER 3=13 SEER 7 N 3 8 N 6 9 A/N A Variations A=Standard G=Dense Coil Guard 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 Series 0= Original Series Product Series 24=AC Cooling Capacity MANUFACTUR ER T IFIED O ARI A RT S C CE UNIT AR Y AIR CO ISO 9001:2000 YING WITH PL OM NING ITIO ND A EQ RI UIP M E NT STA NDARD 21 0 REGISTERED 24ABR3 STANDARD FEATURES Feature 13 SEER Scroll Compressor Wire Coil Guard Field Installed Filter Drier Front Seating Service Valves Internal Pressure Relief Valve Internal Thermal Overload Long Line capability Low Ambient capability with Kit 18 24 30 36 42 48 60 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.