Product Information – ARTH72KHTA-3PH (SET-ARTH72KHTA-3PH)
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Modified on: Wed, 15 Jul, 2026 at 3:50 PM
GENERAL AIRSTAGE PRODUCT REFERENCE ARTH72KHTA-3PH SET-ARTH72KHTA-3PH | Large Capacity High Static Three Phase R32 Specifications, dimensions, airflow, controls, accessories and key product features | System combination
Indoor: ARTH72KHTA-3PH
Outdoor: AOTH72KRTA
Included wired controller: UTY-RNRT
Refrigerant: R32 |
| Quick navigation Quick Summary Specifications Dimensions Duct Connections Controls Included Optional Parts Features | 1. Quick summary | | Item | Detail | | Product name | ARTH72KHTA-3PH | | Product category | Large Capacity High Static Three Phase R32 | | Operation type | Reverse cycle | | Cooling capacity | 22.40 kW rated | | Heating capacity | 22.40 kW rated | | Static pressure range | 60–200 Pa | | Cooling operating range | -15 to 50°C DB | | Heating operating range | -20 to 24°C DB |
| 2. Technical specifications | | Specification | Value | | Power supply | 400 V / 3 Ph / 50 Hz | | Cooling capacity - Rated / Min–Max | 20.00 kW / 6.0–22.4 kW | | Heating capacity - Rated / Min–Max | 22.40 kW / 6.0–25.0 kW | | Input power - Cooling rated / max | 6.16 kW / 7.26 kW | | Input power - Heating rated / max | 5.82 kW / 6.63 kW | | EER / COP | 3.30 / 3.743 | | Running current - Cooling / Heating | 9.9 A / 9.5 A | | Moisture removal | 5.3 L/h | | Indoor sound pressure - High / Quiet | 46 / 39 dBA | | Outdoor sound pressure - Cooling / Heating | 59 / 61 dBA | | Outdoor sound power | 76 dBA | | Indoor air circulation - High fan | 1,194 L/s cooling and heating | | Refrigerant charge | 4,500 g R32 | | Maximum pipe length / pre-charge | 75 m / 30 m | | Maximum height difference | 30 m | | Piping - Liquid / Gas | 12.70 mm / 19.05 mm |
| Seasonal performance | | Metric | Hot | Average | Cold | | Cooling star rating | 2.5 | 2.5 | 2.5 | | Heating star rating | 3.0 | 2.5 | 1.5 | | Residential TCSPF | 4.396 | 4.214 | 4.415 | | Residential HSPF | 4.2751 | 4.047 | 3.402 | | Commercial TCSPF | 4.676 | 4.8 | 5.141 | | Commercial HSPF | 4.2751 | 4.275 | 3.743 |
| 3. Dimensions and weights | | Unit | Dimensions H × W × D | Weight | | Indoor | 360 × 1,400 × 850 mm | 69 kg | | Outdoor | 1,418 × 970 × 370 mm | 107 kg |
| 4. Duct connection dimensions | | Connection | Height × Width | | Return air | 325 × 865 mm | | Supply air | 295 × 850 mm |
| | Installation note: Dimensions above are duct connection openings, not overall cabinet dimensions. Confirm the physical unit before fabricating transitions, plenums or flexible connections. |
| 5. Controls and communication | | Item | Detail | | UART communication | Yes | | UART ports | 2 ports: CN65 and CN75 | | Controller supplied | No controller was listed in the supplied inclusions. Select a compatible wired controller separately. |
| 6. What is included | | Included item | Description | | ARTH72KHTA | Indoor unit | | AOTH72KRTA | Outdoor unit |
| 7. Optional parts and interfaces | | Model | Description | | UTY-NXT-CAB | Wi-Fi control cable required when connecting UTY-NXT-BOX to a compatible non-Lifestyle indoor unit. Confirm compatibility before use. | | UTY-RSNYN | Simple wired controller with mode button | | UTY-RVNYN | Backlit wired controller | | UTY-XCSX | External input and output PCB |
| 8. Key features | | Feature | Description | | Zone control | Allows selected areas within the conditioned space to be operated through a compatible zoning system. | | Auto restart | Restarts in the previous operating mode after a temporary power interruption. | | Auto changeover | Automatically selects the appropriate operating mode according to setpoint and room temperature. | | Connectable distributing duct | Supports field-supplied branch ducts for distributing airflow. | | Connectable fresh-air duct | Allows outdoor air to be introduced into the occupied space. | | Demand response | Compatible with approved air-conditioning demand-response programs. | | Economy mode | Limits maximum operating current and suppresses power consumption. | | Filter sign | Displays a filter reminder at selectable intervals according to estimated dust loading. | | On/Off timer | Provides a once-per-24-hour start or stop timer. | | Program timer | Supports ON, OFF, ON-to-OFF and OFF-to-ON schedules. | | Weekly timer | Allows different operating schedules for up to seven days. | | Automatic fan speed adjustment | Automatically changes airflow to follow room-temperature conditions. | | 50°C cooling operation | Supports cooling operation up to 50°C outdoor dry-bulb temperature. | | Demo mode | Allows the indoor unit to operate independently for exhibitions and showrooms. | | Automatic static-pressure adjustment | Automatically determines the optimum static-pressure setting during commissioning. |
| | Product note: Confirm current accessory compatibility, controller combinations, seasonal-performance data and installation requirements against the latest product literature and technical manuals before specification or installation. |
| | GENERAL AIRSTAGE | ARTH72KHTA-3PH Product Reference |
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