Fujitsu AB* A12GATH, Design & Technical Manual

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Note : Specifications are based on the following conditions.
Cooling : Indoor temperature of 27°CDB / 19°CWB, and outdoor temperature of 35°CDB / 24°CWB.
Heating : Indoor temperature of 20°CDB / 15°CWB, and outdoor temperature of 7°CDB / 6°CWB.
Pipe length : 7.5 m; Height difference between outdoor unit and indoor unit : 0 m.
The protective function might work when using it outside the operation range.
1. SPECIFICATIONS
Nominal system capacity HP 8 10 12
Model name AJ * 072LELAH AJ*090LELAH AJ*0108LELAH
Power source 3N ~ 400 V, 50 Hz
Available voltage range 342 to 456 V
Capacity
Cooling
kW
22.4 28.0 33.5
Nominal Heating 22.4 28.0 33.5
Max Heating 25.0 31.5 37.5
Input power
Cooling
kW
6.30 8.59 10.42
Nominal Heating 4.65 6.61 8.18
Max Heating 5.45 8.29 10.25
EER Cooling
kW / kW
3.56 3.26 3.22
COP
Nominal Heating 4.82 4.24 4.10
Max Heating 4.56 3.80 3.66
Fan
Type × Quantity Propeller Fan×2
Airflow rate High m
3
/ h 8,400 9,000 11,000
External static pressure
(Max)
Pa 20 30 30
Motor
Type × Quantity DC motor×2
Output W 111 x 2 200 x 2
Sound power
level
Cooling
dB(A)
66 69 73
Heating
- - -
Sound pressure level Cooling dB(A)
52 54 59
Heating 54 57 61
Heat exchanger
Length
mm
1,293
Fin pitch 1.45
Rows × Stages 2 x 66
2.6 x 66
Pipe type (Material)
Grooved H-pin
(Copper)
Fin
Type (Material)
Corrugate
(Aluminium)
Surface treatment
Corrosion Resistance
(Blue Fin)
Compressor
Type × Quantity Scroll(inv)×1
Motor output kW 4.70
Crankcase heater W 35
Refrigerant
Type R410A
Charge kg 7.0 7.5 7.5
Refrigerant oil
Type FVC68D
Oil charge unt cm 3 2300
Enclosure
Material Painted galvanized steel
Colour
Beige
(10YR 7.5/1.0NN)
Dimensions
(H × W × D)
Net
mm
1428 × 1080 × 480
Gross 1557 × 1174 × 600
Weight
Net
kg
170
177
178
Gross 186 194 197
Connection pipe
Pipe
diameter
Liquid
mm
9.52 12.70
Gas 19.05 22.20 28.58
Method
Liquid Brazing
Gas Brazing
Max. length
m
120
Max. height difference 50 / 40 (Outdoor unit : Upper / Lower)
Operation temper-
ature range
Cooling
°CDB
-15 to 46
Heating -20 to 21
Defrost method Reversed Cycle
Compressor capacity control (Steps / Range) 106 steps / 12.5 to 100%
Connectable indoor units Number 1-20 1-25 1-30
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