Midea MFA-76CRN1 User manual

R410ATropical Split Type AC Technical Manual Content
Indoor Unit 1
Content
Part 1 General Information...........................................2
Part 2 Indoor Units........................................................6
Part 3 Outdoor Units...................................................88
Part 4 Installation......................................................120
Part 5 Control ............................................................154

General Information R410ATropical Split Type AC Technical Manual
General Information
2
Part 1 General Information
1. Model Names of Indoor/Outdoor Units.............................3
2. External Appearance .........................................................4
3. Nomenclature.....................................................................5

R410ATropical Split Type Technical Manual Model Names of Indoor / Outdoor Units
General Information 3
1. Model Names of Indoor/Outdoor Units
1.1 Model Names of Units with Cooling only:
Type Indoor unit Outdoor unit Capacity
Model Power
supply Model Power supply kW Btu/h
Floor-standing
type MFA-76CRN1
220~240V-
1Ph-50Hz
MOV-76CN1-C 380~415V-
3N-50Hz
22 76
MFA-96CRN1 MOV-96CN1-C 28 96
Mid-static
pressure duct
type
MTA-76CRN1 MOV-76CN1-C 22 76
MTA-96CRN1 MOV-96CN1-C 28 96
MTA-120CRN1
MOV-120CN1-C 380~400V-
3N-50Hz 35 120
MTA-150CRN1
MOV-76CN1-C *2
380~415V-
3N-50Hz
44 150
High-static
pressure
duct type
MHB-76CRN1
MOV-76CN1-C 22 76
MHB-96CRN1
MOV-96CN1-C 28 96
1.2 Model Names of Units with Cooling and heating:
Type Indoor unit Outdoor unit Capacity
Model Power
supply Model Power supply kW Btu/h
Floor-standing
type MFA-76HRN1
220~240V-
1Ph-50Hz
MOV-76HN1-C 380~415V-
3N-50Hz
22 76
MFA-96HRN1 MOV-96HN1-C 28 96
Mid-static
pressure duct
type
MTA-76HRN1 MOV-76HN1-C 22 76
MTA-96HRN1 MOV-96HN1-C 28 96
MTA-120HRN1
MOV-120HN1-C 380~400V-
3N-50Hz 35 120
MTA-150HRN1
MOV-76HN1-C *2
380~415V-
3N-50Hz
44 150
High-static
pressure duct
type
MHB-76HRN1
MOV-76HN1-C 22 76
MHB-96HRN1
MOV-96HN1-C 28 96

External Appearance R410ATropical Split Type Technical Manual
General Information
4
2. External Appearance
2.1 Indoor Units
MTA-76C(H)RN1
MTA-96C(H)RN1 MFA-76C(H)RN1 MFA-96C(H)RN1
MTA-120CRN1＼
＼＼
＼MTA-120HRN1
MTA-150CRN1
2.2 Outdoor Unit
MOV
-
76C
(H)
N1
-
C
MOV-96C(H)N1-C
MOV-150C(H)N1-C (MOV-76C(H)N1-C*2) MOV-120C(H)N1-C

R410ATropical Split Type Technical Manual Nomenclature
General Information 5
3. Nomenclature
3.1 Indoor unit:
3.2 Outdoor unit:
M
T
A
–
76
C
R
N1
None：R22；N1：R410a
R：Remote Controller
Function Code: C: Cooling
H: Cooling and Heating
Cooling Capacity (*76 kBtu/h)
Product Series
A: 1
st
time design
B: 2
nd
time design
Indoor Units
T: Duct type
F: Floor-standing type
H: High static pressure
Midea
Design times
None：R22；
N1：R410a
Function Code：
C: Cooling Only
H: Heat pump
Cooling Capacity (76 kBtu/h)
Universal Outdoor Unit
Outdoor Unit
Midea
M
O
V
76
C
N1
-
C

Indoor Units R410ATropical Split Type Technical Manual
Indoor Units
6
Part 2 Indoor Units
Duct Type ...............................................................................7
Floor-standing Type.............................................................58

R410ATropical Split Type Technical Manual Duct Type
Indoor Units 7
Duct Type
1. Features..............................................................................8
2. Specifications ....................................................................9
3. Dimensions......................................................................12
4. Service Space ..................................................................13
5. Piping Diagrams ..............................................................15
6. Wiring Diagrams..............................................................15
7.Capacity Table...................................................................20
8. Static Pressure.................................................................35
9. Electric Characteristics...................................................37
10. Sound Levels .................................................................38
11. Exploded View................................................................39
12. Troubleshooting.............................................................50
13. Accessories....................................................................57

Features R410ATropical Split Type Technical Manual
Duct Type
8
1. Features
1. Nested in the ceiling, space-saving and noble.
2. High capacity of cooling/heating, efficient, and energy-saving.
3. The air outlet is laid out according to you desire.
4. Economic and convenient installation
1) Several diffusers branch off from an indoor unit, adjusting the room temperature, which makes many
rooms to be air-conditioned with only one indoor unit.
2) All models feature thin design making them applicable to ceiling pocket that tends to be shallow
5. Way of air intake and inserting air filter
6. It is suitable be used for office, hospital, commercial place and home, the air conditioner will create the
comfortable and elegance environment for you.

R410ATropical Split Type Technical Manual Specifications
Duct Type 9
2. Specifications
Model MTA-76CRN1 MTA-76HRN1 MTA-96CRN1 MTA-96HRN1
Power supply - 220~240V-1Ph-50Hz 220~240V-1Ph-50Hz
Temp. setting range ℃ ≥17 ≤30 ≥17 ≤30
Rated input power W 11700 11700 14400 14400
Rated current A 19.3 19.3 23.7 23.7
Cooling
Capacity Btu/h
76000 76000 96000 96000
W 22000 22000 28000 28000
Input W 7500 7500 9600 9600
EER W/W
2.93 2.93 2.92 2.92
Heating
Capacity Btu/h
/ 78000 / 105000
W / 25000 / 31000
Input W / 8300 / 10300
COP W/W
/ 3.01 / 3.01
Indoor air flow m
3
/h
4250 4250 5100 5100
Indoor standard ESP Pa 100 100 100(98) 100(98)
Indoor noise level dB(A)
54 54 55 55
Refrigerant
Type - R410A R410A R410A R410A
Control - Capillary Capillary
Fan
Type - Centrifugal fan Centrifugal fan Centrifugal fan Centrifugal fan
Dimension mm Φ307 Φ307 Φ307 Φ307
Drive type/ Motor step
- Direct/ Single Direct/ Single Direct/ Single Direct/ Single
Motor input* No. W 446*2 446*2 725*2 725*2
Motor speed rpm 877 877 1136 1136
Coil
Type - Copper tube and aluminum fin Copper tube and aluminum fin
Tube size mm Φ9.52 Φ9.52 Φ9.52 Φ9.52
No. of rows - 3 3 4 4
Fin per inch FPI 17 17 17 17
Length* height mm 1200*406.4 1200*406.4 1200*406 1200*406
Controller - Remote controller Remote controller
Drain pipe size mm 41 41 41 41
Dimension (W*H*D) mm 1350*760*450 1350*760*450 1350*760*450 1350*760*450
Packing (W*H*D) mm 1549*476*917 1549*476*917 1549*917*476 1549*917*476
Net/Gross weight kg 105/120 105/120 105/120 105/120
Shipping Qty.(20’/40’/40’HQ) pcs. 30/64/64 30/64/64 30/64/64 30/64/64
Notes:
1. ESP: external static pressure
2. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24 °CWB; Equivalent refrigerant piping: 7.5m (horizontal).
3. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°CWB; Outdoor temp: 7°CDB, 6°C WB; Equivalent refrigerant piping: 7.5m (horizontal).

Specifications R410ATropical Split Type Technical Manual
Duct Type
10
Model MTA-120CRN1
MTA-120HRN1
MTA-150CRN1
MTA-150CRN1
Power supply -
220~240V-1Ph-50Hz
220~240V-1Ph-50Hz
Temp. setting range ℃ ≥17 ≤30 ≥17 ≤30
Rated input power W 17300 17300 21200 21200
Rated current A 28.6 28.6 35 35
Cooling
Capacity Btu/h
120000 120000
150000 150000
W 35000 35000 44000 44000
Input W 12000 12000 15100 15100
EER W/W
2.92 2.92 2.91 2.91
Heating
Capacity Btu/h
/ 120000
/ 160000
W
/ 38000
/ 47000
Input W / 12600 / 15700
COP W/W
/ 3.02 / 3
Indoor air flow m
3
/h
6375 6375
7650 7650
Indoor standard ESP Pa
150 150
150 150
Indoor noise level dB(A)
56 56
56 56
Refrigerant
Type - R410A R410A R410A R410A
Control - Capillary Capillary
Fan
Type - Centrifugal fan Centrifugal fan Centrifugal fan Centrifugal fan
Dimension mm Φ307 Φ307 Φ307 Φ307
Drive type/ Motor step
- Direct/ Single Direct/ Single Direct/ Single Direct/ Single
Motor input * No. W
498*3 498*3
630*3 630*3
Motor speed rpm
860 860
1202 1202
Coil
Type - Copper tube and aluminum fin Copper tube and aluminum fin
Tube size mm Φ7 Φ7 Φ7 Φ7
No. of rows 4 4 4 4
Fin per inch FPI 17 17 17 17
Length* height mm
1602*588 1602*588
1602*588 1602*588
Controller - Remote controller Remote controller
Drain pipe size mm 41 41 41 41
Dimension (W*H*D) mm
1828*858*638
1828*858*638
1828*858*638 1828*858*638
Packing (W*H*D) mm
2095*929*689
2095*929*689
2095*929*689 2095*929*689
Net/Gross weight kg
188/220 188/220
188/200 188/200
Shipping Qty per (20'/40'/40'HD) pcs
19/42/46 19/42/46 19/42/46 19/42/46
Notes:
1. ESP: external static pressure
2. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB, 24 °CWB; Equivalent refrigerant piping: 7.5m (horizontal).
3. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB, 15°CWB; Outdoor temp: 7°CDB, 6°C WB; Equivalent refrigerant piping: 7.5m (horizontal).