From inside (document excerpt):
24ABB3C Baset13 Air Conditioner for Coastal Applications with Puronr Refrigerant Product Data INDUSTRY LEADING FEATURES / BENEFITS Efficiency S 13.0 — 15.0 SEER/10.5 — 12.2 EER S Microtube Technologyt refrigeration system S Indoor air quality accessories available Sound S Sound level as low as 75 dBA Comfort S System supports Thermidistatt or standard thermostat controls Reliability S Puronr refrigerant — environmentally sound, won’t deplete the ozone layer and low lifetime servce cost.
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 the environmentally sound refrigerant WeatherArmort protection package: Carrier’s Air Conditioners with Puronr refrigerant provide a collection of features unmatched by any other family of equipment. The 24ABB has been designed utilizing Carrier’s Puron refrigerant. The environmentally sound refrigerant allows you 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 AHRI ratings for system combinations that meet Energy Starr guidelines. NOTE: Ratings contained in this document are subject to change at any time. Always refer to the AHRI directory (www.ahridirectory.org) for the most up- -date ratings -toinformation. Baked- powder paint on all sides -on ArmorPlate Condenser Coil S Solid, durable sheet metal construction Dense wire coil guard Aluminum fin material is pre-coated on both sides with a corrosion protective epoxy phenolic coating. Applications S Long–line — up to 250 feet (76.20 m) total equivalent length, up to 200 feet (60.96 m) condenser above evaporator, or up to 80 ft. (24.38 m) evaporator above condenser (See Longline Guide for more information.) S Low ambient accessory kit (down to -20_F/-28.9_C)) with 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 B Major Series B=Puron 6 N 3 SEER 3=13 SEER 7 N 3 8 N 6 9 A/N C Variations C=Coastal 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 ISO 9001:2000 the environmentally sound refrigerant REGISTERED 24ABB3C This product has been designed and manufactured to meet Energy StarĀ® criteria for energy efficiency when matched with appropriate coil components. However, proper refrigerant charge and proper air flow are critical to achieve rated capacity and efficiency. Installation of this product should follow all manufacturing refrigerant charging and air flow instructions.