Specifications – ARTH36KHTA (Indoor) & AOTH36KBTA (Outdoor)

This article provides the technical specifications for the ARTH36KHTA indoor unit and its corresponding AOTH36KBTA outdoor unit. :contentReference[oaicite:4]{index=4}

Quick Answer

  • Indoor unit model: ARTH36KHTA
  • Outdoor unit model: AOTH36KBTA
  • Matched system: Yes
  • Power supply: Single phase, 220–240 V, 50 Hz
  • Cooling capacity: 10.0 kW
  • Heating capacity: 11.2 kW
  • EER: 3.25 kW/kW
  • COP: 4.00 kW/kW
  • Indoor dimensions (H × W × D): 400 × 1,050 × 500 mm
  • Outdoor dimensions (H × W × D): 788 × 940 × 320 mm
  • Refrigerant type: R32
  • Factory refrigerant charge: 1,900 g
  • Additional refrigerant charge: 40 g per meter over 30 m
  • Maximum piping length: 50 m
  • Maximum piping height: 30 m
  • Static pressure range: 60 to 210 Pa

Model Mapping

  • Indoor unit model: ARTH36KHTA
  • Outdoor unit model: AOTH36KBTA
  • These two units operate as a matched system.

Electrical Specifications

  • Power supply: Single phase
  • Voltage: 220–240 V
  • Frequency: 50 Hz
  • Available voltage range: 198–264 V

Cooling Performance (ARTH36KHTA)

  • Cooling capacity: 10.0 kW
  • Cooling capacity range: 2.8–11.4 kW
  • Power consumption (cooling): 3.08 kW
  • Maximum power consumption (cooling): 4.01 kW
  • Energy Efficiency Ratio (EER): 3.25 kW/kW
  • Rated operating current: 13.6 A
  • Maximum operating current: 22.6 A
  • Sensible capacity: 9.08 kW
  • Power factor: 98.5%
  • Moisture removal: 1.4 L/h

Direct answer: The EER of ARTH36KHTA is 3.25 kW/kW. :contentReference[oaicite:5]{index=5}

Heating Performance (ARTH36KHTA)

  • Heating capacity: 11.2 kW
  • Heating capacity range: 2.7–14.0 kW
  • Power consumption (heating): 2.80 kW
  • Maximum power consumption (heating): 4.21 kW
  • Coefficient of Performance (COP): 4.00 kW/kW
  • Rated operating current: 12.3 A
  • Maximum operating current: 22.6 A
  • Power factor: 99.0%

Compressor & Refrigerant Details

  • Compressor type: DC twin rotary
  • Motor output: 1,500 W
  • Compressor design: Twin rotary
  • Compressor model: Not specified in the manual
  • Compressor weight: Not specified in the manual
  • Refrigerant type: R32
  • Factory charge: 1,900 g
  • Additional charge rate: 40 g per meter
  • Pre-charge length: 30 m
  • Maximum piping length: 50 m
  • Maximum piping height: 30 m
  • Refrigerant oil type: FW68D
  • Refrigerant oil amount: 600 cm³

Fan Motor, Speed & Airflow

  • Indoor fan type: Sirocco fan × 2
  • Indoor fan motor output: 197 W
  • Static pressure range: 60 to 210 Pa
  • Indoor airflow - cooling:
    • High: 2,500 m³/h
    • Medium: 2,120 m³/h
    • Low: 1,750 m³/h
  • Indoor airflow - heating:
    • High: 2,500 m³/h
    • Medium: 2,120 m³/h
    • Low: 1,750 m³/h
  • Outdoor fan type: Propeller fan × 1
  • Outdoor fan motor output: 100 W
  • Outdoor airflow:
    • Cooling: 3,750 m³/h
    • Heating: 3,750 m³/h

Noise Levels

  • Indoor unit noise - cooling:
    • High: 41 dB(A)
    • Medium: 38 dB(A)
    • Low: 36 dB(A)
  • Indoor unit noise - heating:
    • High: 41 dB(A)
    • Medium: 38 dB(A)
    • Low: 36 dB(A)
  • Indoor sound power level, cooling high: 61 dB(A)
  • Outdoor unit noise:
    • Cooling: 51 dB(A)
    • Heating: 53 dB(A)
    • Sound power level: 69 dB(A)

Dimensions & Weight

  • Indoor unit dimensions (H × W × D): 400 × 1,050 × 500 mm
  • Indoor unit gross dimensions (H × W × D): 460 × 1,230 × 640 mm
  • Indoor unit weight: 39 kg (net) / 46 kg (gross)
  • Outdoor unit dimensions (H × W × D): 788 × 940 × 320 mm
  • Outdoor unit gross dimensions (H × W × D): 966 × 1,027 × 445 mm
  • Outdoor unit weight: 52 kg (net) / 61 kg (gross)

Pipe Connection Details

  • Liquid pipe size: Ø9.52 mm (3/8 in.)
  • Gas pipe size: Ø15.88 mm (5/8 in.)
  • Connection method: Flare
  • Indoor drain hose size: Ø25 mm I.D. / Ø32 mm O.D.
  • Outdoor drain hose size: Ø13.0 mm I.D. / Ø16.0 to Ø16.7 mm O.D.

Operating Range

  • Indoor cooling operating range: 18 to 32°C
  • Indoor cooling humidity limit: 80% RH or less
  • Indoor heating operating range: 16 to 30°C
  • Outdoor cooling operating range: -10 to 50°C
  • Outdoor heating operating range: -15 to 24°C

Direct Answers to Common Questions

  • What is the cooling capacity of ARTH36KHTA? 10.0 kW.
  • What is the heating capacity of ARTH36KHTA? 11.2 kW.
  • What is the EER of ARTH36KHTA? 3.25 kW/kW.
  • What is the COP of ARTH36KHTA? 4.00 kW/kW.
  • What refrigerant does this system use? R32.
  • Does this system support a 50 m pipe run? Yes.
  • What is the additional refrigerant charge? 40 g per meter over 30 m.
  • What is the maximum piping height? 30 m.