Midea M4OA-27HRDN1, M2OA-18HRDN1, M3OA-27HRDN1, M2OB-18HRDN1, MSEI-12HRIN1 User Manual
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MCAC-HTSM-2007-11 Contents
Contents i
Part 1 General Information ..................................................................................................... 1
Part 2 Indoor Units ................................................................................................................ 11
Part 3 Outdoor Units ............................................................................................................. 86
Part 4 Installation ................................................................................................................ 126
Part 5 Control System ........................................................................................................ 139
MCAC-HTSM-2007-11 General Information
General Information 1
Part 1
General Information
1. Model Names of Indoor/Outdoor Units ...................... 2
2. External Appearance .................................................. 5
3. Combination of Indoor Units...................................... 7
4. Nomenclature ............................................................. 8
5. Features .................................................................... 10
Model Names of Indoor/Outdoor Units MCAC-HTSM-2007-11
2 General Information
1. Model Names of Indoor/Outdoor Units
1.1 Indoor Units
Model name
Dimension
(mm)
Net/Gross
weight (kg)
Power supply
MSCI-07HRIN1
Width: 745
Height: 200
Depth: 220
8/9.5 220~240V-1ph-50Hz
MSCI-09HRIN1
Width: 745
Height: 200
Depth: 220
8/9.5 220~240V-1ph-50Hz
MSCI-12HRIN1
Width: 820
Height: 215
Depth: 255
9/11 220~240V-1ph-50Hz
MSHI-07HRIN1
Width: 775
Height: 215
Depth: 216
8/10 220~240V-1ph-50Hz
MSHI-09HRIN1
Width: 775
Height: 215
Depth: 216
8.5/10 220~240V-1ph-50Hz
MSHI-12HRIN1
Width: 860
Height: 220
Depth: 240
10/12 220~240V-1ph-50Hz
MSV1I-09HRDN1
Width: 795
Height: 270
Depth: 165
10/11.5 220~240V-1ph-50Hz
MSV1I-12HRDN1
Width: 845
Height: 286
Depth: 165
10.5/12 220~240V-1ph-50Hz
MST6I-07HRIN1
Width: 785
Height: 205
Depth: 220
8/10
220~240V-1ph-50Hz
MST6I-09HRIN1
Width: 785
Height: 205
Depth: 220
8/10
220~240V-1ph-50Hz
MST6I-12HRIN1
Width: 820
Height: 220
Depth: 225
9.5/11.5
220~240V-1ph-50Hz
MSQ4I-07HRDN1
Width: 580
Height: 254
Depth: 580
18.5/25 220~240V-1ph-50Hz
MSQ4I-09HRDN1
Width: 580
Height: 254
Depth: 580
18.5/25 220~240V-1ph-50Hz
MSQ4I-12HRDN1 Width: 580 18.5/25 220~240V-1ph-50Hz
MCAC-HTSM-2007-11 Model Names of Indoor/Outdoor Units
General Information 3
Model name
Dimension
(mm)
Net/Gross
weight (kg)
Power supply
Height:
254
Depth: 580
MSQ4I-18HRIN1
Width: 580
Height: 254
Depth: 580
21/28 220~240V-1ph-50Hz
MST2I-07HRIN1
Width: 874
Height: 203
Depth: 375
15/19 220~240V-1ph-50Hz
MST2I-09HRIN1
Width: 874
Height: 203
Depth: 375
15/19 220~240V-1ph-50Hz
MST2I-12HRIN1
Width: 874
Height: 203
Depth: 375
15/19 220~240V-1ph-50Hz
MST2I-18HRIN1
Width: 1224
Height: 206
Depth: 365
18/23 220~240V-1ph-50Hz
MSDLI-12HRIN1
Width: 990
Height: 660
Depth: 206
27/33 220~240V-1ph-50Hz
MSDLI-18HRIN1
Width: 990
Height: 660
Depth: 206
27/33 220~240V-1ph-50Hz
MSEI-07HRIN1
Width:710
Height:250
Depth:191
8/9.5 220~240V-1ph-50Hz
MSEI-09HRIN1
Width:710
Height:250
Depth:191
8/9.5 220~240V-1ph-50Hz
MSEI-12HRIN1
Width:790
Height:265
Depth:204
9.5/11.5 220~240V-1ph-50Hz
Model Names of Indoor/Outdoor Units MCAC-HTSM-2007-11
4 General Information
1.2 Outdoor Units
Model name
Dimension
(mm)
Net/Gross
weight (kg)
Power supply
M2OA-18HRDN1
Width: 940
Height: 375
Depth: 755
68/72 220~240V-1ph-50Hz
M2OB-18HRDN1
Width: 940
Height: 375
Depth: 755
61/65 220~240V-1ph-50Hz
M3OA-27HRDN1
Width: 940
Height: 375
Depth: 755
68/72 220~240V-1ph-50Hz
M4OA-27HRDN1
Width: 968
Height: 858
Depth: 355
80/84 220~240V-1ph-50Hz
MCAC-HTSM-2007-11 External Appearance
General Information 5
2. External Appearance
Indoor units:
Four-way cassette (compact)
Duct
Ceiling and floor
Wall-mounted Corona
Wall-mounted Alfa
Wall-mounted Vertu
Wall-mounted T6
Wall-mounted Elite
External Appearance MCAC-HTSM-2007-11
6 General Information
Outdoor units:
M2OA-18HRDN1/ M2OB-18HRDN1
M3OA-27HRDN1
M4OA-27HRDN1
MCAC-HTSM-2007-11 Combination of Indoor Units
General Information 7
3. Combination of Indoor Units
You can choose different style indoor units: cassette type, duct type, wall-mounted type, ceiling and
floor type.
3.1 M2OA-18HRDN1/M2OB-18HRDN1
Nominal Capacity
K Btu/h
One indoor unit two indoor units
7 7
+7 9+9 12+12
9 7
+9 9+12
12 7
+12
3.2 M3OA-27HRDN1
Nominal Capacity
K Btu/h
one indoor unit two indoor units three indoor units
7 7+7 9+9 12+12 7+7+7 7+9+12
9 7+9 9+12 7+7+9 7+12+12
12 7+12 7+7+12 9+9+9
7+9+9 9+9+12
3.3 M4OA-27HRDN1
Nominal
Capacity
K Btu/h
one
indoor
unit
two indoor units three indoor units four indoor units
7 7+7 9+9 12+18 7+7+7 7+9+9 7+12+18 9+12+12 7+7+7+7 7+7+9+9 9+9+9+9
9 7+9 9+12 18+18 7+7+9 7+9+12 9+9+9 9+12+18 7+7+7+9 7+7+9+12 9+9+9+12
12 7+12 9+18 7+7+12 7+9+18 9+9+12 12+12+12 7+7+7+12 7+9+9+9 7+7+12+12
18 7+18 12+12 7+7+18 7+12+12 9+9+18 7+7+7+18 7+9+9+12 7+9+12+12
Nomenclature MCAC-HTSM-2007-11
8 General Information
4. Nomenclature
4.1 Indoor unit
M S C I - 07 H R I N1
Refrigerant
N1 R410A N2 R407C -- R22
AC Inverter
Control Mode
R Remote Control
Function Code
C Cooling Only
H Cooling & Heating
Capacity (×1000Btu/h)
Indoor Unit
Indoor Type
C: Corona Type
H: Alfa Type
V1: Vertu Type
F6: T6 Type
E: Elite Type
Q4: Four-way Cassette Type
T2: Duct Type
DL: Ceiling and Floor Type
S: Split
Midea
MCAC-HTSM-2007-11 Nomenclature
General Information 9
4.2 Outdoor unit
M2OA - 18 H R D N1
Refrigerant
N1 R410A N2 R407C -- R22
DC Inverter
Control Mode
R Remote Control
Function Code
C Cooling Only
H Cooling & Heating
Capacity (×1000Btu/h)
A:1st Design
B: 2nd Design
M2O: Universal Outdoor Unit with 1
drive 2
M3O: Universal Outdoor Unit with 1
drive 3
M4O: Universal Outdoor Unit with 1
drive 4
Features MCAC-HTSM-2007-11
10 General Information
5. Features
Midea’s DC multi air conditioner is new product series in Midea CAC.
l Adopt DC inverter compressor
All the outdoor units use DC inverter compressor, the efficiency is high, the EER is up to A class.
l Various styles indoor units
More than 20 different models indoor units can be chosen, including wall-mounted type, cassette type,
duct type, ceiling and floor type.
l Cooling in low temperature
The outdoor unit can operate even in -15°C.The model M4OA-27HRDN1 is standard with low ambient
kit, other outdoor units can be customized with the low ambient kit.
MCAC-HTSM-2007-11 Indoor Units
Indoor Units 11
Part 2
Indoor Units
Wall-mounted Type .......................................................... 12
Four-way Cassette Type .................................................. 43
Duct Type ......................................................................... 58
Ceiling and Floor Type..................................................... 73
Wall-mounted Type MCAC-HTSM-2007-11
12 Indoor Units
Wall-mounted Type
1. Features .................................................................................................... 13
2. Specifications .......................................................................................... 14
3. Dimensions .............................................................................................. 19
4. Service Space .......................................................................................... 25
5. Wiring Diagrams ...................................................................................... 26
6. Air Velocity and Temperature Distributions .......................................... 28
7. Electric Characteristics ........................................................................... 29
8. Sound Levels ........................................................................................... 30
9. Exploded View ......................................................................................... 31
10. Accessories ............................................................................................ 42
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 13
1. Features
The wall-mounted indoor unit has several different types for your choice, such as Corona
type ,Alfa type, Elite type,T6 type and Vertu type. The different style panels can satisfy your
different requirements. All the units have various functions, such as the function of auto-restart,
sleep mode are standard, the function of golden fin, bio filter, silver filter are optional.
Wall-mounted Type MCAC-HTSM-2007-11
14 Indoor Units
2. Specifications
2.1 Corona series
Sale Model MSCI-07HRIN1 MSCI-09HRIN1 MSCI-12HRIN1
Power supply V-ph-Hz 220~240-1-50 220~240-1-50 220~240-1-50
Supply electricity type Outdoor unit supply power
Cooling
Capacity Btu/h 7000 9000 12000
Input W 37 37 44
Rated current A 0.17 0.17 0.2
Heating
Capacity Btu/h 8500 11000 13000
Input W 37 37 44
Rated current A 0.17 0.17 0.2
Indoor fan motor
Model RPG18H RPG18H RPG20D
Type AC Motor AC Motor AC Motor
Brand Welling Welling Welling
Input W 36 36 38
Capacitor uF 1.2 1.2 1.5
Speed(hi/mi/lo) r/min 1200/1000/850 1200/1000/850 1180/1000/850
Indoor coil
a.Number of rows 2 2 2
b.Tube pitch(a)x row pitch(b) mm 21x13.37 21x13.37 21x13.37
c.Fin spacing mm 1.5 1.3 1.3
d.Fin type hydrophilic aluminium hydrophilic aluminium hydrophilic aluminium
e.Tube outside dia.and type mm
Ф7 Ф7 Ф7
Inner-groove tube Inner-groove tube Inner-groove tube
f.Coil length x height x width mm 538 x 200 x 26.74 538 x 200 x 26.74 637 x 200 x 26.74
g.Number of circuits 2 2 2
Indoor air flow (Hi/Mi/Lo) m3/h 400/330/300 450/340/300 510/450/340
Indoor noise level (Hi//Mi/Lo) dB(A) 35/32/30 37/34/31 39/37/34
Indoor unit
Dimension (W x H x D) mm 745 x 200 x 220 745 x 200 x 220 820 x 215 x 255
Packing (W x H x D) mm 800 x 270 x 340 800 x 270 x 340 875 x 375 x 285
Net/Gross weight kg 8/9.5 8/9.5 9/11
Refrigerant Type R410A R410A R410A
Refrigerant pipe Liquid side/ Gas side mm Ф6.35/Ф9.53 Ф6.35/Ф9.53 Ф6.35/Ф12.7
Drainage water pipe diameter mm Ф17.5 Ф17.5 Ф17.5
Controller(standard) R71 A/E R71 A/E R71 A/E
Application area m2 13-15 16-20 21-26
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 15
2.2 Alfa series
Sale Model MSHI-07HRIN1 MSHI-09HRIN1 MSHI-12HRIN1
Power supply V-ph-Hz 220~240-1-50 220~240-1-50 220~240-1-50
Supply electricity type Outdoor unit supply power
Cooling
Capacity Btu/h 7000 9000 12000
Input W 36.5 36.5 51.5
Rated current A 0.17 0.17 0.24
Heating
Capacity Btu/h 8500 11000 15000
Input W 36.5 36.5 51.5
Rated current A 0.17 0.17 0.24
Indoor fan motor
Model RPG13H RPG13H RPG20D
Type AC Motor AC Motor AC Motor
Brand Welling Welling Welling
Input W 33 33 38
Capacitor uF 1.2 1.2 1.5
Speed(hi/mi/lo) r/min 1050/920/820 1200/950/850 1250/1000/800
Indoor coil
a.Number of rows 2 2 2
b.Tube pitch(a)x row pitch(b) mm 21×13.37 21×13.37 21×13.37
c.Fin spacing mm 1.5 1.3 1.3
d.Fin type Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium
e.Tube outside dia.and type mm
Ф7 Ф7 Ф7
Inner-groove tube Inner-groove tube Inner-groove tube
f.Coil length x height x width mm 578 x 200 x 26.74 578 x 200 x 26.74 653 x 200 x 26.74
g.Number of circuits 2 2 2
Indoor air flow (Hi/Mi/Lo) m3/h 400/330/300 450/340/300 510/450/340
Indoor noise level (Hi//Mi/Lo) dB(A) 37/35/34 37/35/34 38/36/34
Indoor unit
Dimension (W x H x D) mm 775 x 215 x 216 775 x 215 x 216 860 x 220 x 240
Packing (W x H x D) mm 830 x 285 x 336 830 x 285 x 336 915 x 290 x 360
Net/Gross weight kg 8/10 8.5/10 10/12
Refrigerant Type R410A R410A R410A
Refrigerant pipe Liquid side/ Gas side mm Ф6.35/Ф9.53 Ф6.35/Ф9.53 Ф6.35/Ф12.7
Drainage water pipe diameter mm Ф17.5 Ф17.5 Ф17.5
Controller(standard) R71 A/E R71 A/E R71 A/E
Application area m2 13-15 16-20 21-26
Wall-mounted Type MCAC-HTSM-2007-11
16 Indoor Units
2.3 T6 series
Sale Model MSF6I-07HRIN1 MSF6I-09HRIN1 MSF6I-12HRIN1
Power supply V-ph-Hz 220~240-1-50 220~240-1-50 220~240-1-50
Supply electricity type Outdoor unit supply power
Cooling
Capacity Btu/h 7000 9000 12000
Input W 39.5 39.5 44
Rated current A 0.18 0.18 0.2
Heating
Capacity Btu/h 8000 10000 14000
Input W 39.5 39.5 44
Rated current A 0.18 0.18 0.2
Indoor fan motor
Model RPG13H RPG13H RPG20D
Type AC Motor AC Motor AC Motor
Brand Welling Welling welling
Input W 33 33 38
Capacitor uF 1.2 1.2 1.5
Speed(hi/mi/lo) r/min 1100/1000/900 1100/1000/900 1200/1080/950
Indoor coil
a.Number of rows 2 2 2
b.Tube pitch(a)x row
pitch(b)
mm 21X13.37 21X13.37 21X13.37
c.Fin spacing mm 1.3 1.3 1.3
d.Fin type Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium
e.Tube outside dia.and type mm
Ф7 Ф7 Ф7
Inner-groove tube Inner-groove tube Inner-groove tube
f.Coil length x height x width mm 578 x 200 x 26.74 578 x 200 x 26.74 637 x 200 x 26.74
g.Number of circuits 2 2 2
Indoor air flow (Hi/Mi/Lo) m3/h 400/330/300 450/340/300 510/430/350
Indoor noise level (Hi/Mi/Lo) dB(A) 39/36/32 39/36/32 40/37/34
Indoor unit
Dimension (W x H x D) mm 785 x 205 x 220 785 x 205 x 220 820 x 220 x 225
Packing (W x H x D) mm 840 x 270 x 340 840 x 270 x 340 875 x 285 x 375
Net/Gross weight kg 8/10 8/10 9.5/11.5
Refrigerant Type R410A R410A R410A
Refrigerant pipe Liquid side/ Gas side mm Ф6.35/Ф9.53 Ф6.35/Ф9.53 Ф6.35/Ф12.7
Drainage water pipe diameter. mm Ф17.5 Ф17.5 Ф17.5
Controller(standard) R71 A/E R71 A/E R71 A/E
Application area m2 12~15 12~15 12~15
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 17
2.5 Vertu series
Sale Model MSV1I-09HRDN1 MSV1I-12HRDN1
Power supply V-ph-Hz 220~240-1-50 220~240-1-50
Supply electricity type Outdoor unit supply power
Cooling
Capacity Btu/h 9000 12000
Input W 38 44
Rated current A 0.17 0.2
Heating
Capacity Btu/h 10000 14000
Input W 38 44
Rated current A 0.17 0.2
Indoor fan motor
Model RPG20D RPG20D
Type AC motor AC motor
Brand Welling Welling
Input W 38 38
Capacitor uF 1.2 1.2
Speed(hi/mi/lo) r/min 1150/1000/850 1150/1000/850
Indoor coil
a.Number of rows 2 2
b.Tube pitch(a)x row pitch(b) mm 21×13.37 21×13.37
c.Fin spacing mm 1.3 1.3
d.Fin type Hydrophilic aluminium Hydrophilic aluminium
e.Tube outside dia.and type mm
Ф7 Ф7
Inner-groove tube Inner-groove tube
f.Coil length x height x width mm 620 x 200 x 26.74 620 x 200 x 26.74
g.Number of circuits 2 2
Indoor air flow (Hi/Mi/Lo) m3/h 570/480/350 700/520/420
Indoor noise level (Hi/Mi/Lo) dB(A) 39/34/29 39/34/29
Indoor unit
Dimension (W x H x D) mm 795 x 270 x 165 845 x 286 x 165
Packing (W x H x D) mm 850 x 285 x 340 905 x 285 x 355
Net/Gross weight kg 10/11.5 10.5/12
Refrigerant Type R410A R410A
Refrigerant pipe Liquid side/ Gas side mm Ф6.35/Ф9.53 Ф6.35/Ф12.7
Drainage water pipe diameter. mm Ф20 Ф17.5
Controller(standard) R51I4/BGE R51I4/BGE
Application area m2 12~15 12~15
Wall-mounted Type MCAC-HTSM-2007-11
18 Indoor Units
2.6 Elite series
Model
MSEI-07HRIN1
MSEI-09HRIN1 MSEI-12HRIN1
Power supply V-ph-Hz 1Ph, 220-240V~,50Hz 1Ph, 220-240V~,50Hz 1PH, 220-240V~,50Hz
Supply electricity type Outdoor unit supply power
Cooling
Capacity Btu/h 7000 9000 12000
Input W 39.5 39.5 42
Rated current A 0.18 0.18 0.2
Heating
Capacity Btu/h 8500 10000 14000
Input W 39.5 39.5 44
Rated current A 0.16 0.16 0.2
Indoor fan motor
Model RPG13H RPG13H RPG20D
Type AC Motor AC Motor AC Motor
Brand Welling Welling welling
Input W 33 33 38
Capacitor uF 1.2 1.2 1.5
Speed(hi/mi/lo) r/min 1100/1000/900 1100/1000/900 1200/1080/950
Indoor coil
a.Number of rows 2 2 2
b.Tube pitch(a)x row pitch(b) mm 21X13.37 21X13.37 21X13.37
c.Fin spacing mm 1.3 1.3 1.3
d.Fin type Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium
e.Tube outside dia.and type mm
Ф7, Inner-groove tube Ф7, Inner-groove tube Ф7, Inner-groove tube
538X252X26.74 538X252X26.74 637×294×26.74
f.Coil length x height x width mm 2 2 2
g.Number of circuits 2 2 2
Indoor air flow (Hi/Mi/Lo) m3/h 480/400/340 480/400/340 580/500/420
Indoor noise level (Hi//Mi/Lo) dB(A) 36/33/30 36/33/30 37/34/31
Indoor unit
Dimension (W x H x D) 710× 250×191 710×250×191 790x265x204 820 x 220 x 225
Packing (W x H x D) 800×340×270 800×340×270 875×375×285 875 x 285 x 375
Net/Gross weight kg 8/9.5 8/9.5 9.5/11.5
Refrigerant Type R410A R410A R410A
Refrigerant pipe Liquid side/ Gas side mm Ф6.35/Ф9.53 Ф6.35/Ф9.53 Ф6.35/Ф12.7
Drainage water pipe diameter. mm Ф17.5 Ф17.5 Ф17.5
Controller(standard) R71 A/E R71 A/E R71 A/E
Application area m2 12~15 12~15 12~15
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 19
3. Dimensions
3.1 Corona Series
a) Indoor unit: MSCI-07HRIN1 MSCI-09HRIN1
45
20
22
Wall-mounted Type MCAC-HTSM-2007-11
20 Indoor Units
l Indoor Unit : MSCI-12HRIN1
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 21
3.2 Alfa Series
Indoor Unit: MSHI-07HRIN1 MSHI-09HRIN1
Indoor Unit: MSHI-12HRIN1
20
60
Wall-mounted Type MCAC-HTSM-2007-11
22 Indoor Units
3.3 Vertu Series
Indoor unit: MSV1I-09HRDN1 MSV1I-12HRDN1
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 23
Unit: mm
3.4 T6 Series
Dimension
Model
W H D
MSV1I-09HRDN1 795 270 165
MSV1I-12HRDN1 845 286 165
Wall-mounted Type MCAC-HTSM-2007-11
24 Indoor Units
Unit: mm
Dimension
Mode
W H D
MST6I-07HRIN1 785 205 220
MST6I-09HRIN1 785 205 220
MST6I-12HRIN1 820 220 225
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 25
4. Service Space
Wall-mounted Type MCAC-HTSM-2007-11
26 Indoor Units
5. Wiring Diagrams
5.1 MSCI-07HRIN1,MSCI-09HRIN1,MSCI-12HRIN1
MSHI-07HRIN1,MSHI-09HRIN1,MSHI-12HRIN1
5. 2 MSV1I-09HRDN1,MSV1I-12HRDN1
MCAC-HTSM-2007-11 Wall-mounted Type
Indoor Units 27
5.3 MST6I-07HRIN1,MST6I-09HRIN1,MST6I-12HRIN1
Wall-mounted Type MCAC-HTSM-2007-11
28 Indoor Units
6. Air Velocity and Temperature Distributions
Airflow velocity
Temperature
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