Haier AB122ACERA Service Manual - Page 3

Commercial Air Conditioner Model: AU122AEERA AB122ACERA AC122ACERA AD122ALERA 1.DESCRIPTION OF PRODUCTS & FEATURES 1.1. Products code explanation A C 12 2 A C E R A Climate type: T1 (see table 1) Design number (R stands for design sequence, DC inverter frequency type) Product type: A stands for heat pump type, refrigerant is R22 B stands for heat pump type, refrigerant is R407C E stands for heat pump type, refrigerant is R410a Q stands for cool only type, refrigerant is R410A Outlook appearance Product series: A stands for 1 to 1 Applicable voltage: 2 stands for 220~230V/50Hz, 4 stands for 220V/60Hz，N stand for 380~400VAC/50Hz Cooling / Heating capacity, 12=12000BTU/h Product type : "B" stands for cassette type, "C" stands for convertible type, "D" stands for duct, "S" stands for wall mounted type, "Q" stands for chiller system, "E" stands for ceiling concealed type, "U" stands for outdoor unit Air Conditioner 1.2 Brief Introduction for T1、T2、T3 working condition Type of Conditioner Cooling Only Heat pump Air T1 18 ℃~43℃ -7℃~43℃ Electricity Heating ~43℃ Climate type T2 10℃~35℃ -7℃~35℃ ~35℃ T3 21℃~52℃ -7℃~52℃ ~52℃ 1.3 Operating Range of Air Conditioners Temp. Mode Rated Indoor DB ℃ 27 Cooling WB ℃ 19 Outdoor DB ℃ 35 WB ℃ 24 Indoor Heating DB ℃ 20 WB ℃ 14.5 Outdoor DB ℃ 7 WB ℃ 6 3 Maximum 32 23 43 26 27 --23 18 Minimum 15 14 -5 6 10 --10 ---