This document covers the specifications for the indoor model ARTH36KHTA and the outdoor model AOTH36KBTA. The indoor system power supply is 220–240 V, 50 Hz (available voltage range 198–264 V) and the indoor unit is supplied 220–240 V from the outdoor unit.
Indoor unit (ARTH38KHTA): Rated cooling capacity is 10.0 kW (34,100 Btu/h) with min–max 2.8–11.4 kW (9,600–38,900 Btu/h), and rated heating capacity is 11.2 kW (38,200 Btu/h) with min–max 2.7–14.0 kW (9,200–47,800 Btu/h). Rated input power is 3.08 kW (cooling) and 2.80 kW (heating), with maximum input power 4.01 kW (cooling) and 4.21 kW (heating). Rated current is 13.6 A (cooling) and 12.3 A (heating). Efficiency is EER 3.25 kW/kW and COP 4.00 kW/kW. Seasonal performance is TCSPF 4.902 (Hot), 5.144 (Average), 5.544 (Cool) and HSPF 4.720 (Hot), 4.340 (Average), 3.670 (Cool). Sensible cooling capacity is 9.08 kW. Power factor is 98.8% (cooling) and 99.0% (heating). Moisture removal is 1.4 L/h (2.5 pints/h), and maximum operating current is 22.6 A. Airflow (Sirocco fan ×2, motor output 197 W, static pressure 60–210 Pa) is 695/589/486 L/s (2,500/2,120/1,750 m³/h) for High/Med/Low in both cooling and heating. Sound pressure is 41/38/36 dB(A) (cooling High/Med/Low) and 41/38/36 dB(A) (heating High/Med/Low), with sound power 61 dB(A) (cooling High). Indoor dimensions are 336 × 890 × 53.2 mm, net/gross dimensions 400 × 1,050 × 500 mm / 460 × 1,230 × 640 mm, and weight 39 kg net / 46 kg gross. Piping is Ø9.52 liquid / Ø15.88 gas (flare), drain hose is PVC with tip diameter Ø25 (I.D.), Ø32 (O.D.), operating range is 18–32°C (cooling, 80%RH or less) and 16–30°C (heating), remote controller is wired, and IP rating is IPX0.
Outdoor unit (AOTH36KBTA): The outdoor power supply is 220–240 V ~ 50 Hz (available voltage range 198–284 V) with starting current 13.9 A. Airflow is 1,042 L/s (3,750 m³/h) for both cooling and heating with propeller fan ×1 and 100 W motor output. Sound power is 70 dB(A). Heat exchanger is Main 1: 756 × 905 × 18.19 mm and Main 2: 756 × 905 × 18.19 mm, fin pitch 1.45 / 1.45, rows × stages 1 × 36 / 1 × 36, copper tube, aluminium, blue fin. Compressor is DC twin rotary, motor output 1,500 W. Refrigerant is R32, charge 1,900 g, oil type FW68D, amount 600 cm³. Enclosure is steel sheet, beige (approx. Munsell 10YR 7.5/1.0). Dimensions are 788 × 940 × 320 mm (net) and 986 × 1,027 × 445 mm (gross), weight 52 kg net / 61 kg gross, piping Ø9.52 liquid / Ø15.88 gas (flare), pre-charge length 30 m, max length 50 m, max height difference 30 m, operation range -10 to 50°C (cooling) and -15 to 24°C (heating), drain hose LDPE with tip diameter Ø13.0 (I.D.), Ø16.0–Ø16.7 (O.D.), and IP rating IPX4.
Electrical characteristics (AOTH36KBTA): Power supply 220–240 V, 50 Hz, maximum operating current 22.6 A, starting current 13.9 A, recommended circuit breaker 25 A, power cable 4.0 mm², connection cable 1.5 mm², and limited wiring length 51 m.
Safety devices (AOTH36KBTA): Circuit protection current fuses are 250 V, 30 A, 250 V, 3.15 A, and 250 V, 10 A ×2. Fan motor thermal protection activates at 122 ±9°C (fan motor stop) and resets at 116 ±9°C (fan motor restart). Compressor discharge temperature protection activates at 110°C (compressor stop) and resets after 7 minutes (compressor restart). Compressor temperature protection activates at 108°C (compressor stop) and resets at 80°C or less (compressor restart). Outdoor temperature protection (COOL/DRY only) activates at -20°C (compressor stop) and resets at -15°C (compressor restart).