General Assist Technical Reference

ARTG24LMLC & AOTG24LATC

Matched ducted system technical specifications
Indoor unit: ARTG24LMLC  |  Outdoor unit: AOTG24LATC  |  Refrigerant: R410A
This article provides the principal performance, electrical, dimensional, airflow, noise and refrigerant specifications for the ARTG24LMLC indoor unit and its matched AOTG24LATC outdoor unit.

1. Quick answer

Indoor unit modelARTG24LMLC
Outdoor unit modelAOTG24LATC
Matched systemYes
Power supplySingle phase, 240 V, 50 Hz
Cooling capacity7.10 kW
Heating capacity8.00 kW
EER / COP3.40 / 3.65 kW/kW
RefrigerantR410A
Maximum pipe length / height30 m / 30 m

2. Electrical and performance specifications

Electrical supply

ItemSpecification
Supply240 V, single phase, 50 Hz
Available voltage range198–264 V
Maximum operating current15.7 A
Starting current9.3 A
Manual circuit-breaker reference30 A — confirm wiring and protection against current local requirements
Manual cable referencePower cable: 4.0 mm²; connection cable: 1.5 mm²; limited wiring length: 31 m. Apply current local wiring rules.
Cooling
Rated capacity: 7.10 kW
Capacity range: 2.90–8.00 kW
Rated input: 2.09 kW
Maximum input: 2.40 kW
EER: 3.40 kW/kW
Rated current: 8.8 A
Maximum current: 15.7 A
Moisture removal: 2.5 L/h
Heating
Rated capacity: 8.00 kW
Capacity range: 2.20–9.10 kW
Rated input: 2.19 kW
Maximum input: 2.75 kW
COP: 3.65 kW/kW
Rated current: 9.2 A
Maximum current: 15.7 A

3. Compressor, refrigerant and piping

ItemSpecification
CompressorTwin rotary × 1
Compressor motor output2,100 W
RefrigerantR410A
Factory charge2,100 g for pipe length up to 20 m
Additional charge20 g per metre over 20 m
Maximum pipe length30 m
Maximum height difference30 m
Liquid / gas pipeØ6.35 mm (1/4 in.) / Ø15.88 mm (5/8 in.), flare connection
Refrigerant oilPOE (RB68)
Refrigerant charging: The factory charge covers up to 20 m total pipe length. Add 20 g per metre beyond 20 m, equivalent to 200 g at the maximum 30 m pipe length.

4. Fan, airflow and sound levels

Fan settingIndoor airflowEquivalent
Quiet580 m³/h161 L/s
Low750 m³/h208 L/s
Medium910 m³/h252 L/s
High1,100 m³/h305 L/s
Sound / outdoor airflowCoolingHeating
Indoor sound pressure25 dB(A) quiet / 31 dB(A) high25 dB(A) quiet / 31 dB(A) high
Outdoor sound pressure53 dB(A)54 dB(A)
Outdoor airflow3,600 m³/h at 850 rpm3,600 m³/h at 850 rpm
Recommended static pressure30–150 Pa
Specified sound-pressure levels are laboratory values. Actual installed sound levels may be higher due to the surrounding environment, ductwork and mounting conditions.

5. Dimensions and weights

UnitNet dimensions (H × W × D)Shipping dimensionsWeight
ARTG24LMLC indoor270 × 1,135 × 700 mm300 × 1,320 × 790 mm38 kg net / 44 kg gross
AOTG24LATC outdoor830 × 900 × 330 mm1,000 × 1,050 × 445 mm60 kg net / 68 kg gross

6. Operating range

ConditionRange
Outdoor cooling-10°C to 46°C
Outdoor heating-15°C to 24°C
Indoor cooling18°C to 32°C, 80% RH or less
Indoor heating16°C to 30°C

7. Direct answers to common questions

What is the cooling capacity?
7.10 kW rated.
What is the heating capacity?
8.00 kW rated.
What are the EER and COP?
EER is 3.40 kW/kW and COP is 3.65 kW/kW.
Does this system support a 30 m pipe run?
Yes. The maximum total pipe length is 30 m, subject to the maximum 30 m height difference and correct additional refrigerant charge.
How much additional refrigerant is required?
20 g per metre over the factory pre-charge length of 20 m.
What is the indoor airflow range?
580–1,100 m³/h across quiet to high fan settings.
Are the indoor and outdoor models a matched pair?
Yes. ARTG24LMLC is matched with AOTG24LATC.
Source: Fujitsu General Design & Technical Manual for ARTG24LMLC and AOTG24LATC, dated 27 April 2016. Specifications and designs may change without notice. Confirm current installation instructions and local electrical requirements before installation or service work.