Midea MTA-76C(H)RN1 User manual

Midea R410A T3
Top-discharge Split Type Series 50Hz
Technical Manual
Applicable Model:
Indoor unit Outdoor unit
Midea reserves the right to discontinue, or change specification or designs at any time without notices and
without incurring obligations.
MTA-76C(H)RN1
MTA-96C(H)RN1
MTA-120C(H)RN1
MTA-150CRN1
MHB-76C(H)RN1
MHB-96C(H)RN1
MFA-76C(H)RN1
MFA-96C(H)RN1
MFAT-120CRN1
MOV-76C(H)N1-C
MOV-96C(H)N1-C
MOV-120C(H)N1-C
MOV-76CN1-C×2
MOV-76C(H)N1-C
MOV-96C(H)N1-C
MOV-76C(H)N1-C
MOV-96C(H)N1-C
MOV-120C(H)N1-C

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
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Content
Part. 1 General information ................ 2
Part. 2 Indoor Unit............................... 6
Part. 3 Outdoor Unit .......................... 58
Part. 4 Installation ............................. 66
Part. 5 Controller............................. 117

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Part. 1 General information
1. Model Names of Indoor/Outdoor Units.......................3
2. External Appearance....................................................4
3. Nomenclature................................................................5

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
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1. Model Names of Indoor/Outdoor Units
1.1 Model names of units with heat pump:
Type
Indoor unit
Outdoor unit
Cooling capacity
Model
Power
supply
Model
Power
supply
kW
MBtu/h
Floor-standing type
MFA-76HRN1
220-240V~,
1Ph, 50Hz
MOV-76HN1-C
380-415V~,
3Ph, 50Hz
22
75.1
MFA-96HRN1
MOV-96HN1-C
28
95.6
Med-static pressure
duct type
MTA-76HRN1
MOV-76HN1-C
22
75.1
MTA-96HRN1
MOV-96HN1-C
28
95.6
MTA-120HRN1
MOV-120HN1-C
380-400V~,
3Ph, 50Hz
35
119.4
Hi-static pressure
duct type
MHB-76HRN1
MOV-76HN1-C
380-415V~,
3Ph, 50Hz
22
75.1
MHB-96HRN1
MOV-96HN1-C
28
95.6
1.2 Model names of units with cooling only:
Type
Indoor unit
Outdoor unit
Cooling capacity
Model
Power
supply
Model
Power
supply
kW
MBtu/h
Floor-standing type
MFA-76CRN1
220-240V~,
1Ph, 50Hz
MOV-76CN1-C
380-415V~,
3Ph, 50Hz
22
75.1
MFA-96CRN1
MOV-96CN1-C
28
95.6
MFAT-120CRN1
MOV-120CN1-C
380-400V~,
3Ph, 50Hz
35
119.4
Med-static pressure
duct type
MTA-76CRN1
MOV-76CN1-C
380-415V~,
3Ph, 50Hz
22
75.1
MTA-96CRN1
MOV-96CN1-C
28
95.6
MTA-120CRN1
MOV-120CN1-C
380-400V~,
3Ph, 50Hz
35
119.4
MTA-150CRN1
MOV-76CN1-C (×2)
380-415V~,
3Ph, 50Hz
44
150.1
Hi-static pressure
duct type
MHB-76CRN1
MOV-76CN1-C
22
75.1
MHB-96CRN1
MOV-96CN1-C
28
95.6

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2. External Appearance
2.1 Indoor units
MTA-76C(H)RN1, MFA-96C(H)RN1
MTA-120C(H)RN1
MTA-150CRN1
MFA-76C(H)RN1, MFA-96C(H)RN1,
MFAT-120CRN1
2.2 Outdoor unit
MOV-76C(H)N1-C, MOV-96C(H)N1-C
MOV-120C(H)N1-C

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
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3. Nomenclature
3.1 Indoor unit:
MFAT–120 CR N1
Refrigerant type - N1:R410A
Remote controller
Function code
C: Cooling only
H: Heat pump
Nominal cooling capacity (120×1,000Btu/h)
Ambient type
T or Omit: Tropical type
Series number
Indoor unit type
T: Medium static pressure duct type
H: High static pressure duct type
F: Floor-standing type
Midea
3.2 Outdoor unit:
M O V - 120 C N1 - C
Power supply
C: 380~415V (or 380~400V), 3Ph, 50Hz
Refrigerant type
N1: R410A
Function code
C: Cooling only
H: Heat pump
Nominal cooling capacity (120×1,000Btu/h)
Top-discharge type
Outdoor unit
Midea

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Part. 2 Indoor Unit
Duct Type............................................................................7
Floor-standing Type....................................................38

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Duct Type
1. Features ........................................................................8
2. Specifications ................................................................9
3. Dimensions (Unit: mm)................................................15
4. Service Space .............................................................16
5. Refrigerant circuit ........................................................17
6. Wiring Diagrams..........................................................18
7. Capacity Table.............................................................21
8. Static Pressure Curve..................................................33
9. Electric Characteristics................................................36
10.Sound Levels...............................................................37
11. Accessories.................................................................37

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1. Features
High capacity of cooling and heating, and energy saving.
Thin size, even can installed at limited place.
All round steel shell, for high quality protection of transportation.
Convenient installation, hidden in the ceiling, unit installation is not hindered by the location of
lighting fixtures or room structure.
Air inlet and outlet flanges are standard and easy for duct connection.
Multi diffusers from one indoor unit supply airflow to multi rooms at the same time. The unit is
suitable for various applications where there are many rooms or halls, such as restaurants,
connect halls and hotels.
Highly efficient scroll compressor, with thermal protectors to prevent motor overheating.

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
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2. Specifications
Model
MTA-76HRN1
MTA-76CRN1
Type
Medium static pressure duct
Power supply
\
220-240V~, 1Ph, 50Hz
Cooling
Capacity (T1/T3)
Btu/h
75,100/64,100
75,100/64,100
W
22,000/18,800
22,000/18,800
Input (T1/T3)
W
7,500/8,850
7,500/8,850
EER (T1)
W/W
2.93
2.93
Heating
Capacity
Btu/h
85,000
\
W
25,000
\
Input
W
8,300
\
COP
W/W
3.01
\
Rated input (Whole units)
W
11,700
11,700
Rated current (Whole units)
A
19.3
19.3
Indoor air flow
m3/h
4,250
4,250
Indoor standard ESP (External static pressure)
Pa
100
100
Indoor noise level
dB(A)
58
58
Refrigerant type
\
R410A
R410A
Refrigerant control
\
Capillary
Fan
Type
\
Centrifugal fan
Centrifugal fan
Motor model (×Quantity)
\
YDK250-4X(×2)
YDK250-4X(×2)
Input (Hi/med/lo)
W
540/450/400
540/450/400
Capacitor
\
12μF/450V
12μF/450V
Speed (Hi/med/lo)
r/min
860/790/720
860/790/720
Coil
Type
\
Copper tube and aluminum fin
Tube size
mm
Ф9.52
Ф9.52
No. of rows
\
3
3
Fin spacing
mm
1.5
1.5
Tube pitch(a)×row pitch(b)
mm
25.4×22
25.4×22
Length×height
mm
1,202×406.4
1,202×406.4
Number of circuits
\
10
10
Controller
\
R51/E
R51/CE
Refrigerant pipe (Liquid/ Gas)
mm
Ф9.52/Ф22
Ф9.52/Ф22
Drain pipe size
mm
Ф41
Ф41
Dimension (W×H×D)
mm
1,443×450×846
1,443×450×846
Packing (W×H×D)
mm
1,549×476×917
1,549×476×917
Net/Gross weight
kg
105/120
105/120
Notes:
1. Nominal cooling capacities are based on the following conditions:
T1: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24°C WB; T3: Indoor temp: 27°CDB, 19°CWB; Outdoor
temp: 46°CDB; Equivalent refrigerant piping: 7.5m (horizontal).
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°C WB; Outdoor temp: 7°CDB, 6°CWB; Equivalent refrigerant piping: 7.5m (horizontal).

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Model
MTA-96HRN1
MTA-96CRN1
Type
Medium static pressure duct
Power supply
\
220-240V~, 1Ph, 50Hz
Cooling
Capacity (T1/T3)
Btu/h
95,600/80,500
95,600/80,500
W
28,000/23,600
28,000/23,600
Input (T1/T3)
W
9,600/11,550
9,600/11,550
EER (T1)
W/W
2.92
2.92
Heating
Capacity
Btu/h
105,000
\
W
31,000
\
Input
W
10,300
\
COP
W/W
3.01
\
Rated input (Whole units)
W
14,400
14,400
Rated current (Whole units)
A
23.7
23.7
Indoor air flow
m3/h
5,100
5,100
Indoor standard ESP (External static pressure)
Pa
100
100
Indoor noise level
dB(A)
61
61
Refrigerant type
\
R410A
R410A
Refrigerant control
\
Capillary
Fan
Type
\
Centrifugal fan
Centrifugal fan
Motor model (×Quantity)
\
YDK300-4X(×2)
YDK300-4X(×2)
Input (Hi/med/lo)
W
690/580/500
690/580/500
Capacitor
\
12μF/450V
12μF/450V
Speed (Hi/med/lo)
r/min
1,020/910/800
1,020/910/800
Coil
Type
\
Copper tube and aluminum fin
Tube size
mm
Ф9.52
Ф9.52
No. of rows
\
4
4
Fin spacing
mm
1.5
1.5
Tube pitch(a)×row pitch(b)
mm
25.4×22
25.4×22
Length×height
mm
1,202×406.4
1,202×406.4
Number of circuits
\
14
14
Controller
\
R51/E
R51/CE
Refrigerant pipe (Liquid/ Gas)
mm
Ф9.52/Ф25
Ф9.52/Ф25
Drain pipe size
mm
Ф41
Ф41
Dimension (W×H×D)
mm
1,443×450×846
1,443×450×846
Packing (W×H×D)
mm
1,549×476×917
1,549×476×917
Net/Gross weight
kg
105/120
105/120
Notes:
1. Nominal cooling capacities are based on the following conditions:
T1: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24°C WB; T3: Indoor temp: 27°CDB, 19°CWB; Outdoor
temp: 46°CDB; Equivalent refrigerant piping: 7.5m (horizontal).
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°C WB; Outdoor temp: 7°CDB, 6°CWB; Equivalent refrigerant piping: 7.5m (horizontal).

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
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Model
MTA-120HRN1
MTA-120CRN1
Type
Medium static pressure duct
Power supply
\
220-240V~, 1Ph, 50Hz
Cooling
Capacity (T1/T3)
Btu/h
119,400/102,400
119,400/102,400
W
35,000/30,000
35,000/30,000
Input (T1/T3)
W
12,000/13,250
12,000/13,250
EER (T1)
W/W
2.92
2.92
Heating
Capacity
Btu/h
130,000
\
W
38,000
\
Input
W
12,600
\
COP
W/W
3.02
\
Rated input (Whole units)
W
17,300
17,300
Rated current (Whole units)
A
28.6
28.5
Indoor air flow
m3/h
6,375
6,375
Indoor standard ESP (External static pressure)
Pa
150
150
Indoor noise level
dB(A)
63
63
Refrigerant type
\
R410A
R410A
Refrigerant control
\
Capillary
Fan
Type
\
Centrifugal fan
Centrifugal fan
Motor model (×Quantity)
\
YDK250-4X(×3)
YDK250-4X(×3)
Input (Hi/med/lo)
W
570/475/430
570/475/430
Capacitor
\
15μF/450V
15μF/450V
Speed (Hi/med/lo)
r/min
930/850/770
930/850/770
Coil
Type
\
Copper tube and aluminum fin
Tube size
mm
Ф7
Ф7
No. of rows
\
4
4
Fin spacing
mm
1.5
1.5
Tube pitch(a)×row pitch(b)
mm
21×13.37
21×13.37
Length×height
mm
1,602×588
1,602×588
Number of circuits
\
42
42
Controller
\
R51/E
R51/CE
Refrigerant pipe (Liquid/ Gas)
mm
Ф12.7/Ф28.6
Ф12.7/Ф28.6
Drain pipe size
mm
Ф41
Ф41
Dimension (W×H×D)
mm
1,988×669×906
1,988×669×906
Packing (W×H×D)
mm
2,095×800×964
2,095×800×964
Net/Gross weight
kg
188/220
188/220
Notes:
1. Nominal cooling capacities are based on the following conditions:
T1: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24°C WB; T3: Indoor temp: 27°CDB, 19°CWB; Outdoor
temp: 46°CDB; Equivalent refrigerant piping: 7.5m (horizontal).
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°C WB; Outdoor temp: 7°CDB, 6°CWB; Equivalent refrigerant piping: 7.5m (horizontal).

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Model
MTA-150CRN1
Type
Medium static pressure duct
Power supply
\
220-240V~, 1Ph, 50Hz
Cooling
Capacity (T1/T3)
Btu/h
150,100/130,300
W
44,000/38,200
Input (T1/T3)
W
15,100/18,000
EER (T1)
W/W
2.91
Heating
Capacity
Btu/h
\
W
\
Input
W
\
COP
W/W
\
Rated input (Whole units)
W
21,200
Rated current (Whole units)
A
35
Indoor air flow
m3/h
7,650
Indoor standard ESP (External static pressure)
Pa
150
Indoor noise level
dB(A)
79
Refrigerant type
\
R410A
Refrigerant control
\
Capillary
Fan
Type
\
Centrifugal fan
Motor model (×Quantity)
\
YDK300-4X(×3)
Input (Hi/med/lo)
W
720/605/510
Capacitor
\
15μF/450V
Speed (Hi/med/lo)
r/min
1,040/930/825
Coil
Type
\
Copper tube and aluminum fin
Tube size
mm
Ф7
No. of rows
\
4
Fin spacing
mm
1.5
Tube pitch(a)×row pitch(b)
mm
21×13.37
Length×height
mm
1,602×588
Number of circuits
\
28
Controller
\
R51/CE
Refrigerant pipe (Liquid/ Gas)
mm
(Ф9.52/Ф22)×2
Drain pipe size
mm
Ф41
Dimension (W×H×D)
mm
1,988×669×906
Packing (W×H×D)
mm
2,095×800×964
Net/Gross weight
kg
188/200
Notes:
1. Nominal cooling capacities are based on the following conditions:
T1: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24°C WB; T3: Indoor temp: 27°CDB, 19°CWB; Outdoor
temp: 46°CDB; Equivalent refrigerant piping: 7.5m (horizontal).
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°C WB; Outdoor temp: 7°CDB, 6°CWB; Equivalent refrigerant piping: 7.5m (horizontal).

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
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Model
MHB-76HRN1
MHB-76CRN1
Type
High static pressure duct
Power supply
\
220-240V~, 1Ph, 50Hz
Cooling
Capacity (T1/T3)
Btu/h
75,100/64,100
75,100/64,100
W
22,000/18,800
22,000/18,800
Input (T1/T3)
W
7,500/8,850
7,500/8,850
EER (T1)
W/W
2.93
2.93
Heating
Capacity
Btu/h
85,000
\
W
25,000
\
Input
W
8,300
\
COP
W/W
3.01
\
Rated input (Whole units)
W
11,700
11,700
Rated current (Whole units)
A
19.3
19.3
Indoor air flow
m3/h
4,250
4,250
Indoor standard ESP (External static pressure)
Pa
196
196
Indoor noise level
dB(A)
58
58
Refrigerant type
\
R410A
R410A
Refrigerant control
\
Capillary
Fan
Type
\
Centrifugal fan
Centrifugal fan
Motor model (×Quantity)
\
YDK300-4X(×2)
YDK300-4X(×2)
Input (Hi/med/lo)
W
690/580/500
690/580/500
Capacitor
\
12μF/450V
12μF/450V
Speed (Hi/med/lo)
r/min
1,020/910/800
1,020/910/800
Coil
Type
\
Copper tube and aluminum fin
Tube size
mm
Ф9.52
Ф9.52
No. of rows
\
3
3
Fin spacing
mm
1.5
1.5
Tube pitch(a)×row pitch(b)
mm
25.4×22
25.4×22
Length×height
mm
1,202×406.4
1,202×406.4
Number of circuits
\
10
10
Controller
\
R51/E
R51/CE
Refrigerant pipe (Liquid/ Gas)
mm
Ф9.52/Ф22
Ф9.52/Ф22
Drain pipe size
mm
Ф41
Ф41
Dimension (W×H×D)
mm
1,443×450×846
1,443×450×846
Packing (W×H×D)
mm
1,549×476×917
1,549×476×917
Net/Gross weight
kg
105/120
105/120
Notes:
1. Nominal cooling capacities are based on the following conditions:
T1: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24°C WB; T3: Indoor temp: 27°CDB, 19°CWB; Outdoor
temp: 46°CDB; Equivalent refrigerant piping: 7.5m (horizontal).
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°C WB; Outdoor temp: 7°CDB, 6°CWB; Equivalent refrigerant piping: 7.5m (horizontal).

MCAC-UTSM-201501 Midea R410AT3 Top-discharge Split Type Series 50Hz
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Model
MHB-96HRN1
MHB-96CRN1
Type
High static pressure duct
Power supply
\
220-240V~, 1Ph, 50Hz
Cooling
Capacity (T1/T3)
Btu/h
95,600/80,500
95,600/80,500
W
28,000/23,600
28,000/23,600
Input (T1/T3)
W
9,600/11,550
9,600/11,550
EER (T1)
W/W
2.92
2.92
Heating
Capacity
Btu/h
105,000
\
W
31,000
\
Input
W
10,300
\
COP
W/W
3.01
\
Rated input (Whole units)
W
14,400
14,400
Rated current (Whole units)
A
23.7
23.7
Indoor air flow
m3/h
5,100
5,100
Indoor standard ESP (External static pressure)
Pa
196
196
Indoor noise level
dB(A)
61
61
Refrigerant type
\
R410A
R410A
Refrigerant control
\
Capillary
Fan
Type
\
Centrifugal fan
Centrifugal fan
Motor model (×Quantity)
\
YDK550-4X(×2)
YDK550-4X(×2)
Input (Hi/med/lo)
W
990/830/670
990/830/670
Capacitor
\
12μF/450V
12μF/450V
Speed (Hi/med/lo)
r/min
1,130/990/840
1,130/990/840
Coil
Type
\
Copper tube and aluminum fin
Tube size
mm
Ф9.52
Ф9.52
No. of rows
\
4
4
Fin spacing
mm
1.5
1.5
Tube pitch(a)×row pitch(b)
mm
25.4×22
25.4×22
Length×height
mm
1,202×406.4
1,202×406.4
Number of circuits
\
14
14
Controller
\
R51/E
R51/CE
Refrigerant pipe (Liquid/ Gas)
mm
Ф9.52/Ф25
Ф9.52/Ф25
Drain pipe size
mm
Ф41
Ф41
Dimension (W×H×D)
mm
1,443×450×846
1,443×450×846
Packing (W×H×D)
mm
1,549×476×917
1,549×476×917
Net/Gross weight
kg
105/120
105/120
Notes:
1. Nominal cooling capacities are based on the following conditions:
T1: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24°C WB; T3: Indoor temp: 27°CDB, 19°CWB; Outdoor
temp: 46°CDB; Equivalent refrigerant piping: 7.5m (horizontal).
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°C WB; Outdoor temp: 7°CDB, 6°CWB; Equivalent refrigerant piping: 7.5m (horizontal).

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
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3. Dimensions (Unit: mm)
MTA-76C(H)RN1, MTA-96C(H)RN1, MHB-76C(H)RN1, MHB-96C(H)RN1:
Pipe side view
MTA-120C(H)RN1, MTA-150CRN1:

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Pipe side view
4. Service Space
Top view

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5. Refrigerant circuit
Heat pump: MTA-76HRN1, MTA-96HRN1, MTA-120HRN1, MHB-76HRN1, MHB-96HRN1
Cooling only: MTA-76CRN1, MTA-96CRN1, MTA-120CRN1, MHB-76CRN1, MHB-96CRN1

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Cooling only: MTA-150CRN1
6. Wiring Diagrams
MTA-76HRN1, MTA-96HRN1, MHB-76HRN1, MHB-96HRN1

Midea R410AT3 Top-discharge Split Type Series 50Hz MCAC-UTSM-201501
19
MTA-120HRN1
MTA-76CRN1, MTA-96CRN1, MHB-76CRN1, MHB-96CRN1