Midea BREEZELESS User manual

BREEZELESS R32 3D INVERTER CONTROL
TM_FA(GA)_R32_3D INV_EU_NA_1905
2019 TECHNICAL MANUAL

Table of Contents Page
1. Specifications ................................................................................................ 3
1. Model Reference
2. General Specifications
3. Dimensional Drawings
4. Centre of Gravity
5. Electrical Wiring Diagrams
6 Refrigerant Cycle Diagrams
7. Capacity Tables
8. Noise Criterion Curves
9. Electrical Characteristics
2. Product Features ........................................................................................... 20
1. Operation Modes and Functions
2. Remote Controller Functions
3. Installation .................................................................................................... 32
1. Installation Overview
2. Location Selection
3. Indoor Unit Installation
4. Outdoor Unit Installation
5. Refrigerant Pipe Installation
6. Vacuum Drying and Leakage Checking
7. Additional Refrigerant Charge
8. Electrical and Gas Leak Checks
9. Test Operation

Contents
1. Model Reference....................................................................................................4
2. General Specifications...........................................................................................5
3. Dimensional Drawings ..........................................................................................7
4. Centre of Gravity ...................................................................................................9
5. Electrical Wiring Diagrams..................................................................................10
6 Refrigerant Cycle Diagrams ................................................................................12
7. Capacity Tables ....................................................................................................13
8. Noise Criterion Curves.........................................................................................16
9. Electrical Characteristics......................................................................................18
Specifications

Specifications
Page 4 
1. Model Reference
Refer to the following table to determine the specific indoor and outdoor unit model number of your purchased
equipment.
Indoor Unit Model Outdoor Unit Model Capacity (Btu/h) Power Supply
MSFAAU-12HRFN8-QRD6GW MOB01-12HFN8-QRD6GW(A) 12K 1Φ, 220~240V~, 50Hz

Specifications
Page 5 
2. General Specifications
Model MSFAAU-12HRFN8-QRD6GW
Power supply V- Ph-Hz 220~240-1-50
Max. input consumption W 2300
Max. current A 10.5
Compressor
Model KSN98D22UFZ
Type ROTARY
Brand GMCC
Capacity W 3095
Input W 790
Rated current(RLA) A 5.3
Locked rotor Amp(LRA) A /
Thermal protector /
Thermal protector position NA
Capacitor uF /
Refrigerant oil/oil charge ml RB74A F/370
Indoor fan motor
Model ZKFP-20-8-6-7
Input W 50
Output W 20
Capacitor uF /
Speed(Hi/Mi/Lo) r/min 1200/1000/650
Indoor coil
Number of rows 2
Tube pitch(a)x row pitch(b) mm 21x13.37
Fin spacing mm 1.3
Fin type (code) Hydrophilic aluminum
Tube outside dia.and type mm Φ7,Inner groove tube
Coil length x height x width mm 653x210x26.74+653x105x26.74
Number of circuits 2
Indoor air flow (Hi/Mi/Lo) m3/h 640/520/400
Indoor sound pressure level (Hi/Mi/Lo) dB(A) 38.5/35.5/21.0
Indoor sound power level dB(A) 57
Indoor unit
Dimension(W*D*H) mm 940x193x325
Packing (W*D*H) mm 1055x385x290
Net/Gross weight Kg 10.7/13.8
Outdoor fan motor
Model ZKFN-34-8-1
Input W 66
Output W 34
Capacitor uF /
Speed r/min 900/450

Specifications
Page 6 
Outdoor coil
Number of rows 1
Tube pitch(a)x row pitch(b) mm 21x22
Fin spacing mm 1.2
Fin type (code) Hydrophilic aluminum
Tube outside dia.and type mm Φ7,Inner groove tube
Coil length x height x width mm 870x504x22
Number of circuits 2
Outdoor air flow m3/h 2000
Outdoor sound pressure level dB(A) 55.5
Outdoor sound power level dB(A) 63
Outdoor unit
Dimension(W*D*H) mm 800x333x554
Packing (W*D*H) mm 920x390x615
Net/Gross weight Kg 29.3/32.1
Refrigerant
Type R32
GWP 675
Charged quantity Kg 0.69
Design pressure MPa 4.3/1.7
Refrigerant piping
Liquid side/ Gas side mm(inch) Φ6.35/Φ9.52(1/4"/3/8")
Max. refrigerant pipe length m 25
Max. difference in level m10
Connection wiring 1.0x5Core
Plug type no-plug
Thermostat type Remote Control
Operation temperature 17-30
Ambient tempera-
ture
Indoor(cooling/ heating) °C 17-32/0-30
Outdoor(cooling/heating) °C -15-50/-25-30
Qty’per 20’ /40’ /40’HQ 84/174/205
Notes:
1) Capacities are based on the following conditions:
Cooling(T1): - Indoor Temperature 27°C(80.6°F) DB /19 °C(66.2°F) WB Heating: - Indoor Temperature 20°C(68°F) DB / 15°C(59°F) WB
-Outdoor Temperature 35 °C(95°F) DB /24 °C(75.2°F) WB -Outdoor Temperature 7°C(44.6°F) DB / 6°C(42.8°F) WB
-Interconnecting Piping Length 5m - Interconnecting Piping Length 5 m
- Level Difference of Zero. - Level Difference of Zero.
2) Capacities are Net Capacities.
3) Due to our policy of innovation some specifications may be changed without notification.

Specifications
Page 7 
3. Dimensional Drawings
3.1 Indoor Unit
Capacity (Btu/h) W(mm) D(mm) H(mm)
12K 940 193 325

Specifications
Page 8 
3.2 Outdoor Unit

Specifications
Page 9 
4. Centre of gravity
12K(B01)

Specifications
Page 10 
5. Electrical Wiring Diagrams
5.1 Indoor unit
Abbreviation Paraphrase
Y/G Yellow-Green Conductor
ION Positive and Negative Ion Generator
CAP Capacitor
PLASMA Electronic Dust Collector
L LIVE
N NEUTRAL
T1 Indoor Room Temperature
T2 Coil Temperature of Indoor Heat Exchanger

Specifications
Page 11 
5.2 Outdoor Unit
Abbreviation Paraphrase
4-WAY Gas Valve Assembly/4-WAY VALVE
AC-FAN Alternating Current FAN
DC-FAN Direct Current FAN
COMP Compressor

Specifications
Page 12 
6. Refrigerant Cycle Diagrams
6.1 Heat pump
Capacity(Btu/h).
Pipe Size (Diameter:ø)
mm(inch) Piping length (m/ft) Elevation (m/ft)
Additional Refrigerant
Gas Liquid Rated Max. Rated Max.
12K 9.52(3/8) 6.35(1/4) 5/16.4 25/82 0 10/32.8 12g/m (0.13oz/ft)

Specifications
Page 13 
7. Capacity Tables
7.1 Cooling
MSFAAU-12HRFN8-QRD6GW
INDOOR
AIRFLOW
(CMH)
OUTDOOR
DB(℃)
ID WB
(℃)16.0 18.0 19.0 22.0
ID DB
(℃)23.0 25.0 27.0 30.0 23.0 25.0 27.0 30.0 23.0 25.0 27.0 30.0 23.0 25.0 27.0 30.0
400
-15
TC 3.71 3.72 3.72 3.75 3.90 3.96 3.96 3.96 4.00 4.00 4.00 4.00 4.25 4.25 4.25 4.25
S/T 0.68 0.75 0.82 0.89 0.55 0.62 0.70 0.76 0.49 0.56 0.63 0.70 0.36 0.42 0.48 0.55
PI 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57
-10
TC 3.68 3.70 3.70 3.73 3.87 3.93 3.93 3.93 3.98 3.98 3.98 3.98 4.23 4.23 4.23 4.23
S/T 0.68 0.76 0.82 0.89 0.55 0.62 0.70 0.77 0.49 0.56 0.63 0.70 0.36 0.43 0.49 0.55
PI 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57
-5
TC 3.66 3.67 3.67 3.70 3.86 3.92 3.92 3.92 3.96 3.96 3.96 3.96 4.22 4.22 4.22 4.22
S/T 0.68 0.76 0.83 0.90 0.56 0.63 0.70 0.77 0.50 0.57 0.63 0.70 0.36 0.43 0.49 0.56
PI 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57
0
TC 3.64 3.66 3.66 3.68 3.85 3.91 3.91 3.91 3.95 3.95 3.95 3.95 4.22 4.22 4.22 4.22
S/T 0.69 0.76 0.83 0.90 0.56 0.63 0.71 0.77 0.50 0.57 0.64 0.71 0.36 0.43 0.49 0.56
PI 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.58 0.58 0.58 0.58
5
TC 3.62 3.64 3.64 3.67 3.83 3.89 3.89 3.89 3.94 3.94 3.94 3.94 4.21 4.21 4.21 4.21
S/T 0.69 0.77 0.84 0.91 0.56 0.63 0.71 0.78 0.50 0.57 0.64 0.71 0.36 0.43 0.49 0.56
PI 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.57 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58
10
TC 3.60 3.61 3.61 3.64 3.81 3.87 3.87 3.87 3.92 3.92 3.92 3.92 4.20 4.20 4.20 4.20
S/T 0.69 0.77 0.84 0.91 0.56 0.64 0.71 0.78 0.50 0.57 0.64 0.71 0.37 0.44 0.50 0.56
PI 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.59 0.59 0.59 0.59
15
TC 3.57 3.59 3.59 3.61 3.79 3.85 3.85 3.85 3.90 3.90 3.90 3.90 4.19 4.19 4.19 4.19
S/T 0.70 0.78 0.85 0.92 0.57 0.64 0.72 0.79 0.51 0.58 0.65 0.72 0.37 0.44 0.50 0.57
PI 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60
20
TC 3.53 3.54 3.54 3.57 3.75 3.75 3.75 3.75 3.86 3.86 3.86 3.86 4.15 4.15 4.15 4.15
S/T 0.70 0.78 0.85 0.92 0.57 0.64 0.72 0.79 0.51 0.58 0.65 0.72 0.37 0.44 0.50 0.57
PI 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62
25
TC 3.37 3.37 3.37 3.40 3.57 3.57 3.57 3.57 3.69 3.69 3.69 3.69 3.98 3.98 3.98 3.98
S/T 0.71 0.79 0.87 0.94 0.57 0.65 0.72 0.80 0.51 0.59 0.66 0.73 0.37 0.44 0.50 0.57
PI 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69 0.69
30
TC 3.20 3.20 3.20 3.23 3.43 3.43 3.43 3.43 3.52 3.52 3.52 3.52 3.80 3.80 3.80 3.80
S/T 0.72 0.80 0.88 0.96 0.58 0.66 0.73 0.81 0.51 0.59 0.67 0.74 0.37 0.44 0.51 0.58
PI 0.74 0.74 0.74 0.74 0.74 0.74 0.74 0.74 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.75
35
TC 3.05 3.05 3.08 3.11 3.26 3.26 3.26 3.26 3.34 3.34 3.40 3.34 3.60 3.60 3.60 3.60
S/T 0.72 0.81 0.90 0.98 0.58 0.66 0.75 0.83 0.51 0.59 0.67 0.76 0.36 0.44 0.51 0.59
PI 0.81 0.81 0.81 0.81 0.82 0.82 0.82 0.82 0.82 0.82 0.82 0.82 0.82 0.82 0.82 0.82
40
TC 2.86 2.86 2.89 2.92 3.07 3.07 3.07 3.07 3.15 3.15 3.18 3.15 3.40 3.40 3.40 3.40
S/T 0.74 0.84 0.93 1.00 0.59 0.68 0.77 0.86 0.52 0.61 0.69 0.78 0.36 0.44 0.52 0.60
PI 0.90 0.90 0.90 0.90 0.91 0.91 0.91 0.91 0.91 0.91 0.91 0.91 0.91 0.91 0.91 0.91
46
TC 2.64 2.64 2.67 2.70 2.85 2.85 2.85 2.85 2.93 2.93 2.93 2.93 3.16 3.16 3.16 3.16
S/T 0.75 0.86 0.95 1.00 0.59 0.69 0.78 0.88 0.52 0.61 0.70 0.79 0.35 0.44 0.52 0.61
PI 1.00 1.00 1.00 1.00 1.01 1.01 1.01 1.01 1.01 1.01 1.01 1.01 1.02 1.02 1.02 1.02
50
TC 2.50 2.50 2.53 2.56 2.67 2.67 2.67 2.70 2.76 2.76 2.76 2.76 2.99 2.99 2.99 2.99
S/T 0.77 0.88 0.98 1.00 0.60 0.70 0.80 0.90 0.52 0.62 0.72 0.82 0.35 0.44 0.53 0.62
PI 1.09 1.09 1.09 1.09 1.09 1.09 1.09 1.09 1.10 1.10 1.10 1.10 1.11 1.11 1.11 1.11

Specifications
Page 14 
520
-15
TC 3.78 3.78 3.81 3.84 3.96 3.96 3.96 3.96 4.06 4.06 4.06 4.06 4.31 4.31 4.31 4.31
S/T 0.71 0.81 0.98 1.00 0.57 0.66 0.74 0.84 0.50 0.59 0.68 0.76 0.34 0.42 0.50 0.58
PI 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58
-10
TC 3.76 3.76 3.79 3.82 3.93 3.93 3.93 3.93 4.04 4.04 4.04 4.04 4.29 4.29 4.29 4.29
S/T 0.72 0.82 0.99 1.00 0.57 0.66 0.75 0.84 0.50 0.59 0.68 0.77 0.34 0.43 0.50 0.58
PI 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58
-5
TC 3.73 3.73 3.76 3.79 3.92 3.92 3.92 3.92 4.02 4.02 4.02 4.02 4.28 4.28 4.28 4.28
S/T 0.72 0.82 0.99 1.00 0.58 0.66 0.75 0.85 0.51 0.59 0.68 0.77 0.34 0.43 0.51 0.59
PI 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.59 0.59 0.59 0.59
0
TC 3.72 3.72 3.75 3.77 3.91 3.91 3.91 3.91 4.01 4.01 4.01 4.01 4.28 4.28 4.28 4.28
S/T 0.73 0.82 1.00 1.00 0.58 0.67 0.75 0.85 0.51 0.60 0.69 0.77 0.34 0.43 0.51 0.59
PI 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.58 0.59 0.59 0.59 0.59
5
TC 3.70 3.70 3.73 3.76 3.89 3.89 3.89 3.89 4.00 4.00 4.00 4.00 4.27 4.27 4.27 4.27
S/T 0.73 0.83 1.00 1.00 0.58 0.67 0.76 0.86 0.51 0.60 0.69 0.78 0.34 0.43 0.51 0.59
PI 0.58 0.58 0.58 0.58 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59
10
TC 3.67 3.67 3.70 3.73 3.87 3.87 3.87 3.87 3.98 3.98 3.98 3.98 4.26 4.26 4.26 4.26
S/T 0.73 0.83 1.00 1.00 0.58 0.67 0.76 0.86 0.51 0.60 0.69 0.78 0.35 0.44 0.51 0.59
PI 0.59 0.59 0.59 0.59 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60
15
TC 3.64 3.64 3.67 3.70 3.85 3.85 3.85 3.85 3.96 3.96 3.96 3.96 4.25 4.25 4.25 4.25
S/T 0.74 0.84 0.93 1.00 0.59 0.68 0.77 0.87 0.52 0.61 0.70 0.79 0.35 0.44 0.52 0.60
PI 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61
20
TC 3.60 3.60 3.63 3.66 3.81 3.81 3.81 3.81 3.92 3.92 3.92 3.92 4.21 4.21 4.21 4.21
S/T 0.74 0.84 0.93 1.00 0.59 0.68 0.77 0.87 0.52 0.61 0.70 0.79 0.35 0.44 0.52 0.60
PI 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63 0.63
25
TC 3.43 3.43 3.46 3.49 3.63 3.63 3.63 3.66 3.75 3.75 3.75 3.75 4.04 4.04 4.04 4.04
S/T 0.75 0.86 0.96 1.00 0.60 0.69 0.79 0.88 0.52 0.61 0.71 0.80 0.35 0.44 0.52 0.61
PI 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70
30
TC 3.26 3.26 3.29 3.32 3.49 3.49 3.49 3.52 3.57 3.57 3.57 3.57 3.86 3.86 3.86 3.86
S/T 0.77 0.88 0.98 1.00 0.60 0.70 0.80 0.90 0.52 0.62 0.72 0.82 0.35 0.44 0.53 0.62
PI 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77 0.77
35
TC 3.11 3.14 3.17 3.20 3.32 3.32 3.32 3.34 3.40 3.40 3.46 3.40 3.66 3.66 3.66 3.66
S/T 0.78 0.89 1.00 1.00 0.61 0.71 0.82 0.92 0.53 0.63 0.73 0.84 0.34 0.44 0.54 0.63
PI 0.84 0.84 0.84 0.84 0.84 0.84 0.84 0.84 0.85 0.85 0.84 0.85 0.85 0.85 0.85 0.85
40
TC 2.92 2.95 2.98 3.01 3.11 3.11 3.11 3.14 3.20 3.20 3.23 3.21 3.46 3.46 3.46 3.46
S/T 0.81 0.93 1.00 1.00 0.62 0.74 0.86 0.97 0.54 0.65 0.76 0.87 0.34 0.44 0.55 0.65
PI 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.93 0.93 0.93 0.93 0.93 0.93 0.93 0.93
46
TC 2.70 2.73 2.76 2.79 2.88 2.88 2.88 2.90 2.96 2.96 2.96 2.99 3.22 3.22 3.22 3.22
S/T 0.82 0.95 1.00 1.00 0.63 0.75 0.87 0.99 0.54 0.66 0.78 0.89 0.34 0.44 0.55 0.66
PI 1.02 1.02 1.02 1.02 1.03 1.03 1.03 1.03 1.03 1.03 1.03 1.03 1.04 1.04 1.04 1.04
50
TC 2.53 2.56 2.59 2.62 2.70 2.70 2.73 2.76 2.79 2.79 2.79 2.82 3.05 3.05 3.05 3.05
S/T 0.85 0.98 1.00 1.00 0.64 0.77 0.90 1.00 0.55 0.67 0.80 0.92 0.33 0.45 0.56 0.91
PI 1.11 1.11 1.11 1.11 1.12 1.12 1.12 1.12 1.12 1.12 1.12 1.12 1.13 1.13 1.13 1.13
640
-15
TC 3.84 3.87 3.90 3.93 4.02 4.02 4.02 4.05 4.12 4.12 4.12 4.12 4.40 4.40 4.40 4.40
S/T 0.76 0.88 1.00 1.00 0.60 0.70 0.81 0.98 0.51 0.62 0.72 0.83 0.33 0.42 0.52 0.62
PI 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59
-10
TC 3.82 3.85 3.88 3.91 3.99 3.99 3.99 4.02 4.10 4.10 4.10 4.10 4.38 4.38 4.38 4.38
S/T 0.77 0.88 1.00 1.00 0.60 0.71 0.82 0.98 0.51 0.62 0.73 0.83 0.33 0.43 0.52 0.62
PI 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59
-5
TC 3.79 3.82 3.85 3.88 3.98 3.98 3.98 4.01 4.08 4.08 4.08 4.08 4.37 4.37 4.37 4.37
S/T 0.77 0.89 1.00 1.00 0.60 0.71 0.82 0.99 0.52 0.62 0.73 0.84 0.33 0.43 0.53 0.62
PI 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59
0
TC 3.77 3.80 3.83 3.86 3.96 3.96 3.96 3.99 4.07 4.07 4.07 4.07 4.37 4.37 4.37 4.37
S/T 0.77 0.89 1.00 1.00 0.61 0.72 0.82 0.99 0.52 0.63 0.74 0.84 0.33 0.43 0.53 0.63
PI 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.59 0.60 0.60 0.60 0.60
5
TC 3.76 3.79 3.82 3.84 3.95 3.95 3.95 3.98 4.06 4.06 4.06 4.06 4.36 4.36 4.36 4.36
S/T 0.78 0.90 1.00 1.00 0.61 0.72 0.83 1.00 0.52 0.63 0.74 0.85 0.33 0.43 0.53 0.63
PI 0.59 0.59 0.59 0.59 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60
10
TC 3.73 3.76 3.79 3.82 3.93 3.93 3.93 3.96 4.04 4.04 4.04 4.04 4.35 4.35 4.35 4.35
S/T 0.78 0.90 1.00 1.00 0.61 0.72 0.83 1.00 0.52 0.63 0.74 0.85 0.34 0.44 0.53 0.63
PI 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.60 0.61 0.61 0.61 0.61 0.61 0.61 0.61 0.61
15
TC 3.70 3.73 3.76 3.79 3.90 3.90 3.90 3.93 4.02 4.02 4.02 4.02 4.33 4.33 4.33 4.33
S/T 0.79 0.91 1.00 1.00 0.62 0.73 0.84 0.95 0.53 0.64 0.75 0.86 0.34 0.44 0.54 0.64
PI 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62 0.62
20
TC 3.66 3.69 3.72 3.75 3.86 3.86 3.86 3.89 3.98 3.98 3.98 3.98 4.30 4.30 4.30 4.30
S/T 0.79 0.91 1.00 1.00 0.62 0.73 0.84 0.95 0.53 0.64 0.75 0.86 0.34 0.44 0.54 0.64
PI 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64
25
TC 3.49 3.52 3.55 3.57 3.69 3.69 3.69 3.72 3.81 3.81 3.81 3.81 4.09 4.09 4.09 4.09
S/T 0.81 0.93 1.00 1.00 0.62 0.74 0.86 0.97 0.54 0.65 0.76 0.88 0.34 0.44 0.55 0.65
PI 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71 0.71
30
TC 3.32 3.34 3.37 3.40 3.55 3.55 3.55 3.57 3.63 3.63 3.63 3.66 3.92 3.92 3.92 3.92
S/T 0.82 0.95 1.00 1.00 0.63 0.75 0.87 0.99 0.54 0.66 0.78 0.89 0.34 0.45 0.56 0.67
PI 0.78 0.78 0.78 0.78 0.78 0.78 0.78 0.78 0.78 0.78 0.78 0.78 0.79 0.79 0.79 0.79
35
TC 3.14 3.17 3.20 3.23 3.37 3.37 3.40 3.43 3.46 3.46 3.52 3.55 3.75 3.75 3.75 3.75
S/T 0.84 0.98 1.00 1.00 0.64 0.77 0.89 1.00 0.55 0.67 0.79 0.91 0.33 0.45 0.56 0.68
PI 0.85 0.85 0.85 0.85 0.86 0.86 0.86 0.86 0.86 0.86 0.86 0.86 0.86 0.86 0.86 0.86
40
TC 2.95 2.98 3.01 3.04 3.17 3.17 3.20 3.23 3.25 3.25 3.29 3.31 3.53 3.53 3.53 3.53
S/T 0.88 1.00 1.00 1.00 0.66 0.80 0.94 1.00 0.56 0.69 0.83 0.96 0.33 0.45 0.58 0.90
PI 0.93 0.93 0.93 0.93 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.95 0.95 0.95 0.95
46
TC 2.73 2.76 2.79 2.82 2.93 2.93 2.96 2.99 3.02 3.02 3.02 3.05 3.28 3.28 3.28 3.28
S/T 0.90 1.00 1.00 1.00 0.67 0.81 0.96 1.00 0.56 0.71 0.85 0.99 0.32 0.46 0.59 0.92
PI 1.04 1.04 1.04 1.04 1.05 1.05 1.05 1.05 1.05 1.05 1.05 1.05 1.06 1.06 1.06 1.06
50
TC 2.59 2.62 2.65 2.67 2.76 2.76 2.79 2.82 2.85 2.85 2.85 2.88 3.08 3.08 3.08 3.08
S/T 0.92 1.00 1.00 1.00 0.68 0.84 0.99 1.00 0.57 0.72 0.87 1.00 0.32 0.46 0.60 0.97
PI 1.13 1.13 1.13 1.13 1.13 1.13 1.13 1.13 1.14 1.14 1.14 1.14 1.15 1.15 1.15 1.15
TC:Total Cooling Capacity (kW)
S/T:Sensible Cooling Capacity Ratio
PI:Power Input(kW)
Note: The table shows the case where the operation frequency of a compressor is fixed.

Specifications
Page 15 
7.2 Heating
MSFAAU-12HRFN8-QRD6GW [SI_Unit]
INDOOR
AIRFLOW (CMH)
HEATING PERFORMANCE AT INDOOR DRY BULB TEMPERATURE
OUTDOOR
DB(°C)
TC:TOTAL CAPACITY IN KILOWATTS (KW) PI:TOTAL POWER IN KILOWATTS (KW)
Indoor Conditions (DB °C ) Indoor Conditions (DB °C )
16.0 20.0 22.0 24.0 16.0 20.0 22.0 24.0
400
-15.0 2.84 2.82 2.79 2.79 1.18 1.22 1.19 1.19
-10.0 3.04 3.01 2.98 2.98 1.25 1.30 1.27 1.27
-7.0 3.18 3.15 3.12 3.12 1.33 1.38 1.35 1.35
-5.6 3.21 3.18 3.15 3.15 1.29 1.30 1.30 1.30
-2.8 3.21 3.18 3.18 3.15 1.21 1.22 1.22 1.22
0.0 3.21 3.15 3.15 3.12 1.14 1.15 1.15 1.15
2.8 3.30 3.27 3.24 3.21 1.08 1.07 1.07 1.07
5.6 3.50 3.44 3.44 3.41 1.01 1.00 1.00 1.00
7.0 3.76 3.69 3.64 3.61 0.98 0.93 0.97 0.96
11.1 3.84 3.78 3.78 3.75 0.87 0.86 0.85 0.84
13.9 3.93 3.90 3.87 3.84 0.80 0.78 0.77 0.77
16.7 4.04 3.98 3.96 3.93 0.72 0.71 0.70 0.69
18.0 4.07 4.01 3.98 3.96 0.69 0.67 0.66 0.65
520
-15.0 2.91 2.88 2.88 2.86 1.18 1.23 1.20 1.20
-10.0 3.11 3.08 3.08 3.05 1.26 1.31 1.28 1.28
-7.0 3.25 3.22 3.22 3.20 1.34 1.39 1.36 1.36
-5.6 3.27 3.24 3.24 3.21 1.30 1.31 1.31 1.32
-2.8 3.30 3.27 3.24 3.24 1.22 1.23 1.23 1.23
0.0 3.27 3.24 3.21 3.21 1.16 1.16 1.16 1.16
2.8 3.38 3.33 3.30 3.30 1.09 1.09 1.09 1.08
5.6 3.59 3.53 3.50 3.50 1.02 1.02 1.01 1.01
7.0 3.84 3.78 3.72 3.69 0.99 0.94 0.98 0.97
11.1 3.93 3.90 3.87 3.84 0.88 0.87 0.86 0.86
13.9 4.04 3.98 3.96 3.93 0.81 0.79 0.79 0.78
16.7 4.13 4.07 4.04 4.01 0.74 0.72 0.71 0.70
18.0 4.16 4.10 4.07 4.04 0.70 0.68 0.67 0.66
640
-15.0 2.95 2.92 2.90 2.90 1.20 1.25 1.21 1.22
-10.0 3.15 3.12 3.09 3.09 1.28 1.33 1.29 1.30
-7.0 3.30 3.27 3.24 3.24 1.36 1.41 1.37 1.38
-5.6 3.33 3.30 3.27 3.27 1.32 1.32 1.33 1.33
-2.8 3.33 3.30 3.27 3.27 1.24 1.24 1.24 1.25
0.0 3.33 3.27 3.27 3.24 1.17 1.17 1.17 1.17
2.8 3.41 3.35 3.33 3.33 1.10 1.10 1.10 1.10
5.6 3.62 3.56 3.53 3.53 1.03 1.03 1.02 1.02
7.0 3.87 3.81 3.75 3.72 1.00 0.95 0.99 0.98
11.1 3.96 3.93 3.90 3.87 0.89 0.88 0.87 0.86
13.9 4.07 4.01 3.98 3.96 0.81 0.80 0.79 0.78
16.7 4.16 4.10 4.07 4.01 0.74 0.72 0.71 0.70
18.0 4.19 4.13 4.10 4.07 0.70 0.68 0.67 0.66
Note: The table shows the case where the operation frequency of a compressor is fixed.

Specifications
Page 16 
8. Noise Criterion Curves
8.1 Indoor Unit
0.8m
1m Microphone
1m
Notes:
-Sound measured at 1.0m away from the center of the unit.
-Data is valid at free field condition
-Data is valid at nominal operation condition
-Reference acoustic pressure OdB = 20µPa
-Sound level will vary depending on a range of factors such as the construction -(acoustic absorptioncoefficient) of particular room
in which the equipment is installed.
-The operating conditions are assumed to be standard.
MSFAAU-12HRFN8-QRD6GW
0
10
20
30
40
50
60
70
80
63 125 250 500 1000 2000 4000 8000
Octave Band Sound Pressure Level /dB (0dB = 0.0002
μbar)
Band Center Frequency /Hz
H M L
NC-70
NC-60
NC-50
NC-40
NC-30

Specifications
Page 17 
8.2 Outdoor Unit
Note: H= 0.5 × height of outdoor unit
Notes:
-Sound measured at 1.0m away from the center of the unit.
-Data is valid at free field condition
-Data is valid at nominal operation condition
-Reference acoustic pressure OdB=20µPa
-Sound level will vary depending on arrange off actors such as the construction (acoustic absorption coefficient) of particular
room in which the equipment is installed.
-The operating conditions are assumed to be standard.
MOB01-12HFN8-QRD6GW(A)
0
10
20
30
40
50
60
70
80
63 125 250 500 1000 2000 4000 8000
Octave Band Sound Pressure Level /dB (0dB = 0.0002μbar)
Band Center Frequency /Hz
Cooling Heating
NC-70
NC-60
NC-50
NC-40
NC-30

Specifications
Page 18 
9. Electrical Characteristics
Model
Indoor Unit Power Supply IFM
Phase Hz Voltage MCA MOP MFA W FLA
MSFAAU-12HRFN8-QRD6GW 1 50 220-240 1.5 15 10 0.2 0.6
Model
Outdoor Unit Power Supply Compressor OFM
Phase Hz Voltage MCA MOP MFA MSC RLA Qty W FLA
MOB01-12HFN8-QRD6GW(A) 1 50 220-240 12 25 20 / 8.1 10.5 0.55
Notes:
MCA: Minimum Circuit Amperes (A)
MOP: Maximum rating over current protective device
MFA: Maximum Fuse Amperes (A)
MSC: Maximum Starting Current
RLA: Rated Load Amperes (A)
IFM: Indoor Fan Motor
OFM: Outdoor Fan Motor
FLA: Full Load Amperes (A)

Contents
1. Operation Modes and Functions ........................................................................21
1.1 Abbreviation................................................................................................21
1.2 Safety Features ............................................................................................21
1.3 Display Function ..........................................................................................21
1.4 Fan Mode....................................................................................................21
1.5 Cooling Mode .............................................................................................22
1.6 Heating Mode(Heat Pump Units) .................................................................23
1.7 Auto-mode..................................................................................................24
1.8 Drying Mode ...............................................................................................24
1.9 Forced Operation Function ..........................................................................24
1.10 Timer Function ............................................................................................24
1.11 Sleep Function.............................................................................................25
1.12 Follow me(Optional) ....................................................................................25
1.13 Auto-Restart Function..................................................................................25
1.14 8°C&12°C Heating ......................................................................................25
1.15 Silence (Optional) ........................................................................................25
1.16 Self clean(Optional) .....................................................................................25
1.17 ECO function...............................................................................................25
1.18 Electrical energy consumption control function............................................26
1.19 Breezeless function......................................................................................26
1.20 Active Clean function ..................................................................................26
Product Features

Contents
1.21 Wireless control(optional) ............................................................................26
2. Remote Controller Functions ..............................................................................27
2.1 Infrared Wireless Remote Controller.............................................................27