General Assist Technical Reference
ARTG09LLLB System Specifications
Indoor ARTG09LLLB with outdoor AOTG09LBCA or AOTG09LBCB
Capacity, electrical data, airflow, sound levels, dimensions, refrigerant and piping limits
The ARTG09LLLB slim ducted indoor unit is a matched system with either the AOTG09LBCA or AOTG09LBCB outdoor unit. Both outdoor variants use the same rated performance, dimensions, refrigerant charge and piping limits.
1. Quick answer
| Indoor unit | ARTG09LLLB |
| Outdoor unit | AOTG09LBCA or AOTG09LBCB |
| Power supply | Single phase, 240 V, 50 Hz |
| Rated cooling capacity | 2.60 kW |
| Rated heating capacity | 3.50 kW |
| EER / COP | 3.94 / 4.22 kW/kW |
| Refrigerant | R410A, factory charge 1,200 g |
| Maximum pipe length / height | 20 m / 15 m |
2. Model mapping and electrical specifications
| Item | Specification |
|---|---|
| Matched indoor unit | ARTG09LLLB |
| Matched outdoor units | AOTG09LBCA and AOTG09LBCB |
| Power supply | 240 V AC, single phase, 50 Hz |
| Available voltage range | 198-264 V |
| Maximum operating current | Cooling 9.3 A; heating 10.8 A |
| Starting current | 3.9 A |
Wiring and circuit protection must comply with applicable local electrical requirements. The technical manual lists different sample breaker and cable selections for the LBCA and LBCB outdoor variants.
3. Rated performance
| Specification | Cooling | Heating |
|---|---|---|
| Rated capacity | 2.60 kW | 3.50 kW |
| Capacity range | 0.90-3.75 kW | 0.90-5.51 kW |
| Rated input power | 0.66 kW | 0.83 kW |
| Maximum input power | 1.46 kW | 1.88 kW |
| Rated operating current | 3.1 A | 3.9 A |
| Efficiency | EER 3.94 kW/kW | COP 4.22 kW/kW |
| Moisture removal | 0.7 L/h | - |
4. Fan, airflow and sound levels
Indoor airflow - ARTG09LLLB
| Fan speed | m³/h | L/s | CFM |
|---|---|---|---|
| High | 600 | 167 | 353 |
| Medium | 550 | 153 | 324 |
| Low | 500 | 139 | 294 |
| Quiet | 450 | 125 | 265 |
| Sound pressure level | Cooling | Heating |
|---|---|---|
| Indoor - High | 28 dB(A) | 28 dB(A) |
| Indoor - Quiet | 25 dB(A) | 24 dB(A) |
| Outdoor | 41 dB(A) | 46 dB(A) |
Sound values are measured in the manufacturer's anechoic chamber. Actual site readings may be higher because of the installation environment, ductwork, reflective surfaces and background noise.
5. Dimensions and weight
| Unit | Net dimensions H × W × D | Shipping dimensions H × W × D | Weight |
|---|---|---|---|
| ARTG09LLLB indoor | 198 × 700 × 620 mm | 274 × 945 × 772 mm | 18 kg net / 22 kg gross |
| AOTG09LBCA / LBCB outdoor | 620 × 790 × 290 mm | 713 × 945 × 395 mm | 39 kg net / 42 kg gross |
6. Compressor, refrigerant and piping
| Item | Specification |
|---|---|
| Compressor | DC twin rotary × 1, motor output 850 W |
| Refrigerant | R410A |
| Factory charge | 1,200 g, covering total pipe length up to 15 m |
| Additional charge | 20 g/m over 15 m; 100 g additional at the 20 m maximum |
| Refrigerant oil | FREOL α68SZ, 350 cm³ |
| Liquid pipe | Ø6.35 mm (1/4 in.) flare |
| Gas pipe | Ø9.52 mm (3/8 in.) flare |
| Maximum pipe length | 20 m |
| Maximum height difference | 15 m |
7. Operating range
| Condition | Range |
|---|---|
| Outdoor cooling | -10°C to 46°C |
| Outdoor heating | -15°C to 24°C |
| Indoor cooling | 18°C to 32°C, 80% RH or less |
| Indoor heating | 16°C to 30°C |
8. Direct answers to common questions
| Q | What is the cooling capacity? 2.60 kW rated. |
| Q | What is the heating capacity? 3.50 kW rated. |
| Q | What are the EER and COP? EER 3.94 and COP 4.22 kW/kW. |
| Q | Does the system support a 20 m pipe run? Yes. The maximum total pipe length is 20 m, with 20 g/m additional R410A required above 15 m. |
| Q | Are AOTG09LBCA and AOTG09LBCB both compatible? Yes. Both are listed as matched outdoor units for ARTG09LLLB. |
| Q | What is the indoor airflow range? 450-600 m³/h across Quiet to High fan speed. |
Important: Rated values are based on the manufacturer's standard test conditions, including a 7.5 m pipe length, zero height difference and 60 Pa standard static pressure. Actual performance varies with indoor and outdoor temperatures, airflow, external static pressure, pipe length and installation quality.
Source: Fujitsu General Design & Technical Manual DR_AR007EF_05, dated 29 May 2020, covering ARTG09LLLB / ARTG12LLLB / ARTG18LLLA and AOTG09LBCA / AOTG12LBCA / AOTG18LACC / AOTG09LBCB / AOTG12LBCB.