Midea MSCI-09HRN1 Manuale operativo
214
Draft edition
GD Midea Refrigeration Equipment Co.,Ltd
MULTI SPLIT TYPE, HEAT PUMP AIR CONDITIONERS
Technical service manual 2005
R410A Corona multi Series
Indoor Models
MSCI-09HRN1
MSCI-12HRN1
Outdoor Models
M2OA-18HRN1 M2OA-21HRIN1
M3OA-27HRN1 M2OA-30HRIN1
215
Multi SERIES
1. Features
2. Specification
3. Dimensions
4. Refrigeration cycle diagram
5. Operation limits
6. Wiring diagram
7. Troubleshooting
8. Electronic function
9. Exploded view parts
10.Characteristic of temp. sensor
216
1.Features
1.1Compact design
1.2High efficiency and quiet operation
1.3Unitary outdoor unit design
214
2 Specification
2.1 Indoor unit Corona multi indoor unit
Model MSCI-09HRN1 MSCI-12HRN1
Model CE-KFR26G/CTN1Y CE-KFR32G/CTN1Y
Power supply Ph-V-Hz 1Ph,220-240V~,50Hz 1Ph,220-240V~,50Hz
Cooling Capacity BTU/h 9000 12000
Heating Capacity BTU/h 11000 13000
Running Current A 0.18 0.2
Design Pressure (Hi/Lo) Mpa 4.2/2.5 4.2/2.5
Capacity
Max. Operating Pressure (Hi/Lo) Mpa 3.5/3.5 3.5/3.5
Model RPG13H RPG13D
Brand Welling Welling
Input W 39.5 44
Capacitor uF 1.2 1.2
Indoor fan motor
Speed(hi/mi/lo) r/min 1200/950/850 1220/1000/800
a.Number of rows 2 2
b.Tube pitch(a)x row pitch(b) mm 21x13.37 21x13.37
c.Finspacing mm 1.3 1.3
d.Fin type (code) Unhydrophilic aluminium Hydrophilic aluminium
e.Tube outside dia.and type mm φ7 INNEGROOVE TUBE φ7 INNEGROOVE TUBE
f.Coil length x height x width mm 538X252X26.74 578X252X26.74
Indoor coil
g.Number of circuits 2 2
Indoor air flow (Hi/Mi/Lo) m3/h 500/460/410 500/430/370
Indoor noise level (Hi/Mi/Lo) dB(A) 36/34/32 37/34/31
Dimension (W*H*D) mm 710×250×195 790×265×193
Packing (W*H*D) mm 800×340×270 875x285x375
Indoor unit
Net/Gross weight Kg 8/9.5 9/11
215
2.2 Outdoor unit
Model M2OA-18HRN1 M2OA-21HRN1 M3OA-27HRN1 M3OA-30HRN1
Power supply Ph-V-Hz 1Ph,220-240V~,50Hz 1Ph,220-240V~,50Hz 1Ph,220-240V~,50Hz 1Ph,220-240V~,50Hz
Capacity Btu/h 9000x2 9000+12000 9000x3 9000x2+12000
Input W 890x2 890+1250 1650+1150 1800+1300
Rated current A 4.0x2 4.0+5.7 8.0+5.5 8.2+5.8
Cooling
EER Btu/w.h 10.2 9.8 9.6 9.6
Capacity Btu/h 1000x2 10000+14000 10000x3 10000x2+1300
Input W 890x2 890+1250 1650+1150 1750+1250
Rated current A 4.0x2 4.0+5.7 7.7+5.6 8.0+5.6
Heating
COP Btu/w.h 11.3 10.9 10.6 10.9
Moisture Removal L/h 1.0x2 +1.2 1.0x2 +1.2 1.0x2 +1.2 1.0x2 +1.2
Max. input consumption W 2160 2580 3400 3720
Max. current A 9.9 11.7 15.6 16.7
Starting current A 21.7 29.9 31.8 31.8
Model PA108X1C-4FTx2 PA108X1C-4FT ; PA145X2C-4FT
PA200X2CS-4KU1 ;
PA145X2C-4FT
PA200X2CS-4KU1 ;
PA145X2C-4FT
Type Rotary Rotary Rotary Rotary
Brand GD Toshiba GD Toshiba GD Toshiba GD Toshiba
Capacity Btu/h 8874 8874/12014 16791/12014 16791/12014
Input W 890 890/1200 1670/1200 1670/1200
Rated current(RLA) A 4.07 4.07/5.6 7.81/5.6 7.81/5.6
Locked rotor Amp(LRA) A 40 40/57 57 57
Thermal protector Internal Internal Internal Internal
Capacitor uF 25uF/440-450VACx2 25uF/440VAC;35uF/440VAC 35uF/440VACx2 35uF/440VACx2
Compressor
Refrigerant oil ml 350 350/480 480/750 480/750
Outdoor fan
Model YDK69-6 YDK69-6 YDK50-4G1 YDK50-4G1
216
Brand Welling Welling Welling Welling
Input W 140 140 200 200
Capacitor uF 4uFx2 4uFx2 4uFx2 4uFx2
motor
Speed r/min 830/650 830/650 1150 1150
a.Number of rows 2 2 2 2
b.Tube pitch(a)x row
pitch(b)
mm 25.4x24 25.4x24 25.4x24 25.4x24
c.Fin spacing mm 1.7 1.7 1.7 1.7
d.Fin type (code) Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium
e.Tube outside dia.and
type
mm Ф9.53, Innergroove tube Ф9.53, Innergroove tube Ф9.53, Innergroove tube Ф9.53, Innergroove tube
f.Coil length x height x
width
mm 813X812X44 813X812X44
Outdoor coil
g.Number of circuits 2/2 2/2 3/3 3/3
Outdoor air flow m3/h 2200 2200 3200 3200
Outdoor noise level dB(A) 56 56 58 58
Dimension(W*H*D) mm 895X655X345 895X655X345 860X830X330 860X830X330
Packing (W*H*D) mm 1050X720X470 1050X720X470 1000X985X425 1000X985X425
Outdoor unit
Net/Gross weight Kg 75/81 76/82 81/88 81/88
Refrigerant type g R410A/ 980x2 R410A/ 1100+900 R410A/ 1150+1550 R410A/ 1150+1550
Design pressure(Hi/Lo) MPa 4.2/2.5 4.2/2.5 4.2/2.5 4.2/2.5
Liquid side/ Gas side mm(inch) Ф6.35/Ф9.53 Ф6.35/Ф9.53;Ф6.35/Ф12.7 Ф6.35/Ф9.53 *3 Ф6.35/Ф9.53 *2;Ф6.35/Ф12.7
Max. refrigerant pipe
length
m 15 (each unit) 15 (each unit) 15 (each unit) 15 (each unit)
Refrigerant
piping
Max. difference in level m 5 (each unit) 5 (each unit) 5 (each unit) 5 (each unit)
Connection wiring No No No No
217
Plug type No No No No
Thermostat type Electronic control Electronic control Electronic control Electronic control
Operationtemp ℃17~30 17~30 17~30 17~30
Ambienttemp ℃18~45(cooling);
-7~30(heating)
18~45(cooling); -7~30(heating) 18~45(cooling); -7~30(heating) 18~45(cooling); -7~30(heating)
Application area m2 (14-21)x2,16-24 (14-21)x2,16-24 (14-21)x2,16-24 (14-21)x2,16-24
Qty’per 20’ /40’ /40'HQ set 45/94/118
214
3.Dimensions
3.1 Indoor unit
a) Indoor unit 9K
b) Indoor Unit 12K
215
3.2 Outdoor unit
a) Outdoor unit 18K/21K
b) Outdoor unit 27K/30K
216
4.Refrigeration cycle diagram
“1 drive 3 system” is made up of one “1 drive 1 system” and one “1 drive 2 system”.
PMV1
1 drive 2 system
SV1：Primary four-way valve SV2：Secondary four-way valve PMV1，PMV2：Electronic expansive valve
T1，T2：Indoor pipe temperature sensor
condenser
four-way valve
evaporator
compressor
1 drive 1 system
PMV2
SV2
SV1
2＃1＃T2
T1
refrigeration distributor
Compressor
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