Midea MGA-D10/N1, MGA-D12/N1, MGA-D14/SN1, MGA-D16/SN1 User Manual

MCAC-UTSM-2008-11 Contents
Part 1 General Information ..................................................................................................... 1
Part 2 Outdoor Unit ................................................................................................................. 4
Part 3 Installation .................................................................................................................. 45
The specifications, designs, and information in this book are subject to change without notice for product improvement.
Contents i
Part 1
General Information
1. Model Names of Outdoor Units.................................. 2
2. External Appearance .................................................. 2
3. Nomenclature ............................................................. 3
4. Features ...................................................................... 3
General Information 1
1. Model Names of Outdoor Units
Model Refrigerant Capacity (kW) Power Supply (V-ph-Hz) MGA-D10/N1 R410A 10 220-240, 1, 50 MGA-D12/N1 R410A 12 220-240, 1, 50
MGA-D14/SN1 R410A 14 380-415, 3, 50 MGA-D16/SN1 R410A 16 380-415, 3, 50
2. External Appearance
2.1 Outdoor Unit
MGA-D10/N1
MGA-D12/N1 MGA-D14/SN1 MGA-D16/SN1
2.2 Water Pump Box
2 General Information
MCAC-UTSM-2008-11 Nomenclature
3. Nomenclature
Outdoor Unit
- D 14 / S N1
Refrigerant N1 R410A
Power Supply S: 380-415V, 50Hz, 3ph
--: 220-240V, 50Hz, 1ph Capacity(14kW) D: Digital Scroll Type
Midea Chiller
4. Features
1. R410A environment friendly refrigerant.
2. Energy saving and reliable: Adopting Copeland digital scroll compressor, which can adjust the capacity output and satisfy the capacity demands in different working conditions.
3. With remote on-off port and malfunction alarming output port on the main board.
4. Convenient and simple installation: With international popular split design, the pump box can be installed inside the room and its outdoor unit is compact and light.
5. Flexible and convenient control: New wired controller with the Auto-restart functions of adjusting outlet water temperature and power failure memory, etc..
6. The system doesnt have EMC problem.
7. Built-in with emergency switch: Switch off the unit manually in any emergency case.
8. An AC contactor interface is added on the outdoor unit to connect with the auxiliary electric heater, which can improve the capacity output in heating mode of low temperature.
9. One chiller can connect with more than 1 wired controller, its convenient to maintain and use.
General Information 3
Part 2
Outdoor Unit
1. Specifications ............................................................. 5
2. Dimensions ................................................................. 7
3. Service Space ............................................................. 8
4. Piping Diagram ........................................................... 9
5. Wiring Diagrams ....................................................... 10
6. Electric Characteristics ............................................ 12
7. Capacity Tables ........................................................ 12
8. Operation Limits ....................................................... 20
9. Hydraulic Performance ............................................ 21
10. Sound Levels .......................................................... 22
11. Exploded View ........................................................ 23
12. Troubleshooting ..................................................... 31
4 Outdoor Unit
MCAC-UTSM-2008-11 Specifications
1. Specifications
Model MGA-D10/N1 MGA-D12/N1 Code 220090400050 220090400030 Power supply V-Ph-Hz
Cooling
Heating Max. input consumption W 5430 5615
Max. input current A 27.4 28.2 Starting current A 124 130
Compressor
Outdoor fan motor
Outdoor coil
Water pump
Rated water flow m3/h 1.80 2.06 Max. air flow m3/h 4500 5800 Throttle Capillary Capillary Noise level (sound
pressure) Minimum water flow m3/h 0.9 1.03 The max. and min. water inlet pressure bar 5.0/0.5 5.0/0.5 The volume of expansion tank L 3 3
Outdoor unit
Water pump box
Refrigerant
Refrigerant pipe diameter Pipe diameter Water inlet/outlet mm DN32 DN32
Control Wired controller KJR-08B/BE Ambient temperature
Capacity kW 10 12 Input W 3912 3978 Capacity kW 13.6 14.3 Input W 4216 4164
Model ZPD61KCE-PFZ-532 ZPD61KCE-PFZ-532 Type Digital Scroll Digital Scroll Brand Copeland Copeland Rated current (RLA) A 31.4 31.4 Locked rotor Amp (LRA) A 147 147 Thermal protector Inner Inner Capacitor uF 80uF/440V 80uF/440V Refrigerant oil ml POE OIL, 1892 POE OIL, 1892 Model YDK250-6E YDK100-6A(×2) Type AC motor AC motor Brand Welling Welling Input (Hi/Lo) W 307/194 185/120(×2) Capacitor uF 10uF±5% 450V 5uF/450V Speed (Hi/Lo) r/min 740/530 860/610 Number of rows 2 2 Tube pitch(a)x row pitch(b) mm 25.4×22 25.4×22 Fin spacing mm 1.7 1.5 Fin type Hydrophilic aluminium Hydrophilic aluminium
Tube outside dia. and type mm Coil length x height x width mm 863×915×44 888×1220×44
Number of circuits 4 7 Type LDPB2-30(S) LDPB2-30(S) Input W 420 420 Pumping head m 22 20
Outdoor unit dB(A) 57 60 Water pump box dB(A) 38.4 38.9
Dimension (W×H×D) mm 990×966×340 940×1250×340 Packing (W×H×D) mm 1120×1100×440 1058×1380×435 Net/ Gross weight kg 109/115 122/128 Model CE-SBX/N1-01 CE-SBX/N1-01A Code 220095700030 220095700010 Dimension (W×H×D) mm 905×370×366 905×370×366 Packing (W×H×D) mm 1057×439×436 1057×439×436 Net/ Gross weight kg 52/57 54/59 Type R410A R410A Charged volume g 2700 3600 Liquid side mm Φ9.5 Φ9.5 Gas side mm Φ19 Φ19
220-240, 1, 50 220-240, 1, 50
Φ9.53 Φ9.53
inner grooved tube inner grooved tube
Cooling: 10~43 Cooling: 10~43
Heating: -15~24 Heating: -15~24
Outdoor Unit 5
Model MGA-D14/SN1 MGA-D16/SN1 Code 220090400020 220090400040 Power supply V-Ph-Hz
Cooling
Heating Max. input consumption W 6533 6573
Max. input current A 11.7 11.5 Starting current A 60 64
Compressor
Outdoor fan motor
Outdoor coil
Water pump
Rated water flow m3/h 2.4 2.58 Max. air flow m3/h 5600 5600 Throttle Capillary Capillary Noise level (sound
pressure) Minimum water flow m3/h 1.2 1.29 The max. and min. water inlet pressure bar 5.0/0.5 5.0/0.5 The volume of expansion tank L 3 3
Outdoor unit
Water pump box
Refrigerant
Refrigerant pipe diameter Pipe diameter Water inlet/outlet mm DN32 DN32
Control Wired controller KJR-08B/BE Ambient temperature
Capacity kW 14 16 Input W 4453 4904 Capacity kW 16 17 Input W 4828 4943
Model ZPD72KCE-TFD-532 ZPD72KCE-TFD-532 Type Digital Scroll Digital Scroll Brand Copeland Copeland Rated current (RLA) A 9.8 9.8 Locked rotor Amp (LRA) A 82.4 82.4 Thermal protector Inner Inner Capacitor uF / / Refrigerant oil ml 3MAF POE, 1893 3MAF POE, 1893 Model YDK100-6A(×2) YDK100-6A(×2) Type AC motor AC motor Brand Welling Welling Input (Hi/Lo) W 185/120(×2) 185/120(×2) Capacitor uF 5uF/450V 5uF/450V Speed (Hi/Lo) r/min 860/610 860/610 Number of rows 2.5 3 Tube pitch(a)x row pitch(b) mm 25.4×22 25.4×22 Fin spacing mm 1.5 1.5 Fin type Hydrophilic aluminium Hydrophilic aluminium
Tube outside dia. and type mm Coil length x height x width mm 775×1220×66 875×1220×66
Number of circuits 12 8 Type LDPB2-30(S) LDPB2-30(S) Input W 420 420 Pumping head m 18 17
Outdoor unit dB(A) 60 60 Water pump box dB(A) 41.2 37.8
Dimension (W×H×D) mm 940×1250×340 940×1250×340 Packing (W×H×D) mm 1058×1380×435 1058×1380×435 Net/ Gross weight kg 123/130 126/133 Model CE-SBX/SN1-01 CE-SBX/SN1-01A Code 220095700000 220095700020 Dimension (W×H×D) mm 905×370×366 905×370×366 Packing (W×H×D) mm 1057×439×436 1057×439×436 Net/ Gross weight kg 54/59 55/60 Type R410A R410A Charged volume g 4100 4400 Liquid side mm Φ9.5 Φ9.5 Gas side mm Φ19 Φ19
380-415, 3, 50 380-415, 3, 50
Φ9.53 Φ9.53
inner grooved tube inner grooved tube
Cooling: 10~43 Cooling: 10~43
Heating: -15~24 Heating: -15~24
6 Outdoor Unit
MCAC-UTSM-2008-11 Dimensions
2. Dimensions
2.1 Outdoor Unit
Dimensions A B C D E MGA-D10/N1 990 966 340 624 366 MGA-D12/N1 940 1250 340 600 376 MGA-D14/SN1 940 1250 340 600 376 MGA-D16/SN1 940 1250 340 600 376
2.2 Water Pump Box
Unit: mm
Outdoor Unit 7
3. Service Space
8 Outdoor Unit
MCAC-UTSM-2008-11 Piping Diagram
4. Piping Diagram
Remark:
No Name No Name No Name 1 Compressor 6 Capillary 11 Liquid receiver 2 High pressure switch 7 Liquid receiver 12 Low pressure switch 3 4 -way valve 8 Plate heat exchanger 13 Crank heater 4 Condenser 9 PWM valve 5 Filter 10 Water temperature sensor
Outdoor Unit 9
5. Wiring Diagrams
5.1 MGA-D10/N1
10 Outdoor Unit
MCAC-UTSM-2008-11 Wiring Diagrams
5.2 MGA-D12/N1
5.3 MGA-D14/SN1 MGA-D16/SN1
Outdoor Unit 11
3
3
3
3
3
6. Electric Characteristics
Rated values Fuses
Mod. kW
10 220-240-1-50 5.0 23.2 147 0.3 1.4 0.5 2.2 5.8 26.8 7.54 34.8 45A 12 220-240-1-50 5.0 23.2 147 0.37 1.6 0.5 2.2 5.8 27 7.63 35.1 45A 14 380-415-3-50 5.75 9.8 82.4 0.37 1.6 0.5 2.2 6.62 13.6 8.6 17.7 25A 16 380-415-3-50 5.75 9.8 82.4 0.37 1.6 0.5 2.2 6.62 13.6 8.6 17.7 25A
Remark:
F.L.I. Power input F.L.A. Current input
L.R.A. Compressor start-up current (1) Outside air temperature 35-Water temperature at evaporator 12/7 (2) Values refer to the lower rated voltage(50Hz). These values are used to judge the protection switch size and the thickness
Electrical Power supply (V-ph-Hz)
of the power supply cable.
Compressors Fan/fans Pump Total
F.L.I. F.L.A. L.R.A. F.L.I. F.L.A. F.L.I. F.L.A. F.L.I. F.L.A. F.L.I. F.L.A. (kW) (A) (A) (kW) (A) (kW) (A) (kW) (A) (kW) (A)
Max. values(2)
Glass 5×20mm 250V
Fuse 1
7. Capacity Tables
7.1 Cooling capacity
Model MGA-D10/N1
Ta. (°C) Tw (°C)
Pf (kW) Pa (kW)
25
30
35
40
43
Remark:
Ta: outside air temperature (°C) Tw : evaporator water outlet temperature (°C)
Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW) Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW) Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW) Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW) Pat (kW) Qev (m Pev (kPa)
/h)
/h)
/h)
/h)
/h)
Pf: cooling capacity (kW) Pa: compressor power input (kW) Pat: total power input (kW) Qev: evaporator water flow (m3/h)
Pev: evaporator pressure drop (kPa)
5 6 7 8 9 10
10.9 11.2 11.5 11.8 12.1 12.4
3.3 3.3 3.4 3.4 3.4 3.5
4.1 4.1 4.2 4.2 4.2 4.3
1.9 1.9 2.0 2.0 2.1 2.2
47.3 47.6 50.0 50.3 54.0 57.0
10.4 10.8 11.1 11.5 11.8 12.1
2.9 2.9 3.0 3.1 3.1 3.1
3.4 3.4 3.5 3.6 3.6 3.6
1.8 1.8 1.9 2.0 2.0 2.0
44.7 45.6 47.7 49.8 50.4 50.9
9.9 10.2 10.5 10.7 11.0 11.3
3.3 3.3 3.4 3.4 3.5 3.5
3.8 3.8 3.9 3.9 4.0 4.0
1.7 1.7 1.8 1.9 1.9 2.0
40.5 41.3 45.0 48.0 48.6 51.0
9.4 9.7 10.0 10.3 10.6 11.0
3.6 3.6 3.7 3.7 3.8 3.8
4.1 4.1 4.2 4.2 4.3 4.3
1.6 1.6 1.7 1.7 1.8 1.8
36.0 36.6 40.8 41.4 45.5 45.8
9.0 9.3 9.5 9.8 10.0 10.3
3.8 3.8 3.9 3.9 4.0 4.0
4.3 4.3 4.4 4.4 4.5 4.5
1.5 1.6 1.6 1.7 1.7 1.8
31.5 35.7 36.6 40.5 41.3 46.5
12 Outdoor Unit
MCAC-UTSM-2008-11 Capacity Tables
3
3
3
3
3
Model MGA-D12/N1
Ta. (°C) Tw (°C)
Pf (kW) Pa (kW)
25
Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW)
30
Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW)
35
Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW)
40
Pat (kW) Qev (m Pev (kPa) Pf (kW) Pa (kW)
43
Pat (kW) Qev (m Pev (kPa)
/h)
/h)
/h)
/h)
/h)
5 6 7 8 9 10
12.4 12.7 13.0 13.3 13.6 13.9
3.5 3.5 3.5 3.6 3.6 3.6
4.1 4.1 4.1 4.2 4.2 4.2
2.2 2.2 2.3 2.3 2.3 2.4
46.6 47.8 49.6 51.8 54.6 60.0
11.9 12.2 12.5 12.8 13.1 13.4
3.8 3.8 3.8 3.9 3.9 3.9
4.4 4.4 4.4 4.5 4.5 4.5
2.0 2.1 2.1 2.2 2.2 2.3
37.0 37.1 40.6 43.2 46.1 48.0
11.4 11.7 12.0 12.3 12.6 12.9
4.2 4.2 4.2 4.3 4.3 4.3
4.8 4.8 4.8 4.9 4.9 4.9
2.0 2.0 2.1 2.1 2.2 2.2
33.8 37.1 40.6 43.2 46.1 48.0
10.9 11.2 11.5 11.8 12.1 12.4
4.5 4.5 4.5 4.6 4.6 4.6
5.1 5.1 5.1 5.2 5.2 5.2
1.9 2.0 2.0 2.0 2.1 2.1
32.3 35.0 36.3 38.4 41.0 45.1
10.5 10.8 11.1 11.4 11.7 12.0
4.7 4.7 4.7 4.8 4.8 4.8
5.3 5.3 5.3 5.4 5.4 5.4
1.8 1.9 1.9 2.0 2.0 2.0
28.0 30.1 33.8 37.4 38.6 40.5
Remark:
Ta: outside air temperature (°C ) Tw : evaporator water outlet temperature (°C) Pf: cooling capacity (kW) Pa: compressor power input (kW) Pat: total power input (kW) Qev: evaporator water flow (m3/h)
Pev: evaporator pressure drop (kPa)
Outdoor Unit 13
Model MGA-D14/SN1
Ta. (°C) Tw (°C) 5 6 7 8 9 10
Pf (kW) 14.8 15.1 15.4 15.7 16.1 16.4 Pa (kW) 3.6 3.6 3.6 3.7 3.7 3.7
25
30
35
40
43
Remark:
Ta: outside air temperature (°C ) Tw : evaporator water outlet temperature (°C) Pf: cooling capacity (kW) Pa: compressor power input (kW) Pat: total power input (kW) Qev: evaporator water flow (m3/h)
Pev: evaporator pressure drop (kPa)
Pat (kW) 4.1 4.1 4.1 4.2 4.2 4.2 Qev (m3/h) 2.6 2.6 2.7 2.7 2.8 2.8 Pev (kPa) 49.3 50.0 51.7 53.0 56.1 57.8 Pf (kW) 14.1 14.4 14.7 15.0 15.3 15.6 Pa (kW) 4.1 4.1 4.1 4.2 4.2 4.2 Pat (kW) 4.6 4.6 4.7 4.7 4.7 4.7 Qev (m3/h) 2.4 2.5 2.5 2.6 2.6 2.7 Pev (kPa) Pf (kW) 13.4 13.7 14.0 14.3 14.6 14.9 Pa (kW) 4.6 4.6 4.6 4.7 4.7 4.7 Pat (kW) 5.1 5.1 5.1 5.2 5.2 5.2 Qev (m3/h) 2.3 2.4 2.4 2.5 2.5 2.5 Pev (kPa) 40.8 43.5 44.2 46.9 47.8 48.3 Pf (kW) 12.5 12.8 13.1 13.4 13.7 14.0 Pa (kW) 5.1 5.1 5.1 5.2 5.2 5.2 Pat (kW) 5.6 5.6 5.6 5.7 5.7 5.7 Qev (m3/h) 2.2 2.2 2.3 2.3 2.4 2.4 Pev (kPa) 33.3 34.5 36.7 39.8 43.7 44.9 Pf (kW) 12.0 12.3 12.6 12.9 13.2 13.5 Pa (kW) 5.5 5.5 5.5 5.6 5.6 5.6 Pat (kW) 6.0 6.0 6.0 6.1 6.1 6.1 Qev (m3/h) 2.1 2.1 2.2 2.2 2.3 2.3 Pev (kPa) 30.6 32.5 35.2 36.2 39.1 40.5
43.9 47.9 48.3 49.1 50.2 52.7
14 Outdoor Unit
MCAC-UTSM-2008-11 Capacity Tables
3
3
3
3
3
Model MGA-D16/SN1
Ta. (°C)
Tw (°C) Pf (kW) Pa (kW)
25
Pat (kW) Qev (m
/h)
Pev (kPa) Pf (kW) Pa (kW)
30
Pat (kW) Qev (m
/h)
Pev (kPa) Pf (kW) Pa (kW)
35
Pat (kW) Qev (m
/h)
Pev (kPa) Pf (kW) Pa (kW)
40
Pat (kW) Qev (m
/h)
Pev (kPa) Pf (kW) Pa (kW)
43
Pat (kW) Qev (m
/h)
Pev (kPa)
Remark:
Ta: outside air temperature (°C ) Tw : evaporator water outlet temperature (°C) Pf: cooling capacity (kW) Pa: compressor power input (kW) Pat: total power input (kW) Qev: evaporator water flow (m3/h)
Pev: evaporator pressure drop (kPa)
5 6 7 8 9 10
15.5 15.7 16.0 16.3 16.5 16.8
3.9 3.9 3.9 4.0 4.0 4.0
4.7 4.7 4.7 4.8 4.8 4.8
2.7 2.7 2.8 2.8 2.9 2.9
54.9 57.6 59.4 62.1 65.2 67.7
14.9 15.2 15.5 15.8 16.1 16.4
4.4 4.4 4.4 4.5 4.5 4.5
5.2 5.2 5.2 5.4 5.4 5.4
2.6 2.6 2.7 2.7 2.8 2.8
51.0 52.9 50.9 54.7 59.9 63.0
14.4 14.7 15.0 15.3 15.6 15.9
4.9 4.9 4.9 5.0 5.0 5.0
5.7 5.7 5.7 5.8 5.8 5.8
2.6 2.6 2.7 2.7 2.8 2.8
50.8 53.1 55.8 58.1 61.2 63.2
13.9 14.2 14.5 14.8 15.1 15.2
5.3 5.3 5.3 5.4 5.4 5.4
6.1 6.1 6.1 6.2 6.2 6.2
2.5 2.5 2.6 2.6 2.7 2.7
46.8 49.1 51.5 53.1 55.8 59.4
13.5 13.8 14.1 14.4 14.7 14.8
5.7 5.7 5.7 5.8 5.8 5.8
6.5 6.5 6.5 6.6 6.6 6.6
2.4 2.4 2.5 2.5 2.6 2.6
41.4 44.3 47.0 49.1 51.5 59.4
Outdoor Unit 15
7.2 Heating capacity
Model MGA-D10/N1
Ta. U.R.87% (°C) Tw (°C) 35 40 45 50
Pt (kW) 8.3 8.3 8.3 Pa (kW) 3.6 3.9 4.2
-5
0
7
10
15
Remark:
Ta: outside air temperature (°C ) Tw : evaporator water outlet temperature (°C) Pt: heating capacity (kW) Pa: compressor power input (kW) Pat: total power input (kW) Qc: condenser water flow (m3/h)
ΔPc: evaporator pressure drop (kPa) : conditions outside of operating limits
Pat (kW) 4.4 4.7 5.0 Qc (m3/h) 1.5 1.5 1.5
Pc (kPa) 29.4 28.4 27.0 Pt (kW) 9.4 9.4 9.4 9.2 Pa (kW) 3.7 4.0 4.3 4.5 Pat (kW) 4.5 4.8 5.1 5.3 Qc (m3/h) 1.8 1.8 1.8 1.8
Pc (kPa) 27.5 25.6 24.8 23.2 Pt (kW) 13.2 13.1 13.0 12.9 Pa (kW) 3.8 4.1 4.4 4.7 Pat (kW) 4.6 4.9 5.2 5.5 Qc (m3/h) 2.2 2.2 2.2 2.2
Pc (kPa) 37.2 35.8 34.5 33.1 Pt (kW) 12.3 12.2 12.1 12.0 Pa (kW) 3.9 4.2 4.5 4.8 Pat (kW) 4.7 5.0 5.3 5.1 Qc (m3/h) 2.3 2.3 2.3 2.3
Pc (kPa) 40.5 40.0 39.2 38.8 Pt (kW) 13.8 13.7 13.6 13.5 Pa (kW) 4.0 4.3 4.6 4.9 Pat (kW) 4.8 5.1 5.4 5.7 Qc (m3/h) 2.4 2.4 2.3 2.3
Pc (kPa) 45.8 45.1 43.6 42.9
16 Outdoor Unit
MCAC-UTSM-2008-11 Capacity Tables
Model MGA-D12/N1
Ta. U.R.87% (°C) Tw (°C)
Pt (kW) 11.0 10.9 10.8 Pa (kW) 3.7 4.0 4.3
-5
0
7
10
15
Remark:
Ta: outside air temperature (°C ) Tw : evaporator water outlet temperature (°C) Pt: heating capacity (kW) Pa: compressor power input (kW) Pat: total power input (kW) Qc: condenser water flow (m3/h)
ΔPc: evaporator pressure drop (kPa) : conditions outside of operating limits
Pat (kW) 4.5 4.8 5.1 Qc (m3/h) 1.7 1.7 1.7
Pc (kPa) Pt (kW) 12.2 12.1 12.0 11.9 Pa (kW) 3.8 4.1 4.4 4.6 Pat (kW) 4.6 4.9 5.2 5.4 Qc (m3/h) 2.0 2.0 2.0 2.0
Pc (kPa) Pt (kW) 14.2 14.1 14.0 13.9 Pa (kW) 3.9 4.2 4.5 4.8 Pat (kW) 4.7 5.0 5.3 5.6 Qc (m3/h) 2.4 2.4 2.4 2.4
Pc (kPa) Pt (kW) 15.2 15.1 15.0 14.9 Pa (kW) 4.0 4.3 4.6 4.9 Pat (kW) 4.8 5.1 5.4 5.7 Qc (m3/h) 2.5 2.5 2.5 2.5
Pc (kPa) Pt (kW) 16.7 16.6 16.5 16.4 Pa (kW) 4.1 4.4 4.7 5.0 Pat (kW) 4.9 5.2 5.5 5.8 Qc (m3/h) 2.8 2.8 2.8 2.8
Pc (kPa)
35 40 45 50
41.6 41.0 40.3
33.0 32.6 32.1 31.8
44.0 43.6 43.1 42.8
38.0 37.6 37.2 37.0
45.0 44.8 44.6 44.2
Outdoor Unit 17
Model MGA-D14/SN1
Ta. U.R.87% (°C) Tw (°C)
Pt (kW) 10.4 10.5 10.6 Pa (kW) 4.0 4.4 4.9
-5
0
7
10
15
Remark:
Ta: outside air temperature (°C ) Tw : evaporator water outlet temperature (°C) Pt: heating capacity (kW) Pa: compressor power input (kW) Pat: total power input (kW) Qc: condenser water flow (m3/h)
ΔPc: evaporator pressure drop (kPa) : conditions outside of operating limits
Pat (kW) 4.8 5.2 5.7 Qc (m3/h) 1.9 1.9 1.9
Pc (kPa) Pt (kW) 13.1 13.0 13.0 12.9 Pa (kW) 4.0 4.4 4.9 5.4 Pat (kW) 4.8 5.2 5.7 6.1 Qc (m3/h) 2.3 2.3 2.3 2.3
Pc (kPa) Pt (kW) 16.2 16.1 16.0 15.9 Pa (kW) 4.1 4.5 5.0 5.5 Pat (kW) 4.9 5.3 5.8 6.3 Qc (m3/h) 2.8 2.8 2.8 2.8
Pc (kPa) Pt (kW) 17.6 17.5 17.4 17.4 Pa (kW) 4.2 4.6 5.1 5.6 Pat (kW) 5.0 5.4 5.9 6.4 Qc (m3/h) 3.1 3.1 3.1 3.1
Pc (kPa) Pt (kW) 19.8 19.7 19.6 19.4 Pa (kW) 4.3 4.7 5.2 5.7 Pat (kW) 5.1 5.5 6.0 6.5 Qc (m3/h) 3.5 3.5 3.5 3.5
Pc (kPa)
35 40 45 50
25.8 27.2 27.0
21.1 21.1 21.0 21.0
31.2 31.1 31.0 31.0
36.4 36.2 36.0 35.9
45.4 45.2 45.0 44.9
18 Outdoor Unit
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