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DM12-01.01.02-01en 

MIV V4+ Indoor Units 

Four-way Cassette Type MVC-A-VA1 

 

5

Model 

MVC56A-VA1 MVC71A-VA1 MVC80A-VA1 

Power supply 

V- Ph-Hz

220-240V, 1Ph, 50Hz 

Cooling 

Capacity  kW 

5.6 7.1 8.0 

Input W 

75 

82 

97 

Rated 

current 

0.4 0.5 0.5 

Heating 

Capacity  kW 

6.3 8.0 9.0 

Input W 

75 

82 

97 

Rated 

current 

0.4 0.5 0.5 

Indoor fan motor 

Model  

YDK60-6F-3 

YDK80-6E-2 

YDK80-6E-2 

Type 

 

AC motor 

AC motor 

AC motor 

Brand 

 

Welling Welling Welling 

Input W 

98/85/75/70 

120/110/100/90 

120/110/100/90 

Capacitor uF 

3  3  3 

Speed (hi/mid/lo) 

r/min 

(808)/652/547/467 

(877)/755/627/490 

(800)/777/662/525 

Indoor coil 

Number of rows 

 

Tube pitch(a)x row pitch(b) 

mm 

21x13.37 

21x13.37 

21x13.37 

Fin 

spacing 

mm 

1.5 1.5 1.5 

Fin type 

 

Hydrophilic Aluminum 

Hydrophilic Aluminum 

Hydrophilic Aluminum 

Tube outside dia. and type 

mm 

Ф

7, Innergroove Tube 

Coil length x height x width 

mm 

1961x168x26.74 

1961x168x26.74 

1961x168x26.74 

Number of circuits 

 

Indoor air flow (H/M/L) 

m

3

/h 864/755/658 

1157/955/749 

1236/973/729 

Indoor noise level (Hi/Mid/Lo) 

dB(A) 

42/38/35 

45/42/39 

45/42/39 

Indoor unit 

Dimension (WxHxD) 

mm 

840x230x840 840x230x840 840x230x840 

Packing   (WxHxD) 

mm 

955X247X955 

955X247X955 

955X247X955 

Net/Gross weight 

kg 

26/30 

26/30 

26/30 

Panel 

Model  

T-MBQ-02F1 

Dimension 

(WxHxD) 

mm 

950x46x950 950x46x950 950x46x950 

Packing   (WxHxD) 

mm 

1000x60x1000 

1000x60x1000 

1000x60x1000 

Net/Gross 

weight 

kg 

6/8 6/8 6/8 

Refrigerant type 

 

R410A 

R410A 

R410A 

Throttle 

 

Electric expansive valve 

Design pressure 

MPa 

4.4/2.6 

4.4/2.6 

4.4/2.6 

Refrigerant piping  Liquid side/ Gas side 

mm 

Φ

9.5/

Φ

15.9 

Φ

9.52/

Φ

15.9 

Φ

9.52/

Φ

15.9 

Connecting wiring 

Power wiring 

Nb×mm

2

 

3×2.5(L

20m)

3×3.5(L

50m) 

Signal wiring 

Nb×mm

2

 3×0.75 

3×0.75 

3×0.75 

Drainage water pipe dia. 

mm 

ID

Ф

28.5 OD

Ф

32 ID

Ф

28.5 OD

Ф

32 ID

Ф

28.5 OD

Ф

32 

Standard Controller 

 

Wireless remote controller (RM05/BG(T)E-A) , to set address 

Operation temp 

17

30 

Notes:  
1. 

Nominal cooling capacities are based on the following conditions: return air temp.: 27°CDB, 19°CWB, and outdoor 
temp.:35°CDB, equivalent ref. piping: 8m (horizontal)       

2. 

Nominal heating capacities are based on the following conditions: return air temp.: 20°CDB, outdoor temp.: 7°CDB, 6°CWB, 
and equivalent ref. Piping: 8m (horizontal) 

 
 

 

Summary of Contents for MVC100A-VA1

Page 1: ...DM12 01 01 02 01en Service manual MIV V4 Indoor units Four way Cassette Type MVC28A VA1 MVC36A VA1 MVC45A VA1 MVC56A VA1 MVC71A VA1 MVC80A VA1 MVC90A VA1 MVC100A VA1 MVC112A VA1 MVC140A VA1 ...

Page 2: ...nits Four way Cassette Type MVC A VA1 1 Four way Cassette Type 1 Features 2 2 Specifications 4 3 Dimensions 7 4 Service Space 8 5 Piping Diagram 9 6 Wiring Diagram 10 7 Capacity Tables 11 8 Electric Characteristics 18 9 Sound Levels 19 ...

Page 3: ...her heat exchanging efficiency and lower noise The optimal evaporator sufficient airflow volume guarantees the excellent capacity 5 The adoption of the most advanced 3 Dimensional Screw fan Reduces the air resistance passing through Smoothes the air flow Makes air speed distribution to the heat exchange uniform 6 Adding digital tube displaying on the display board LED can display the Error Code to...

Page 4: ... designed can acquire high heat exchanger effect 11 More strengthening rib design around the panel preventing the distortion for the panel 12 New outlet frame design to make the phenomena of coagulation great improvement prevent the condensing water from damaging the air guide strip 13 Adding rib on the panel of fan outlet which can avoid the air outlet direct flow to people 14 Reserve spaces for ...

Page 5: ...64 755 658 Indoor noise level Hi Mid Lo dB A 42 38 35 42 38 35 42 38 35 Indoor unit Dimension WxHxD mm 840x230x840 840x230x840 840x230x840 Packing WxHxD mm 955X247X955 955X247X955 955X247X955 Net Gross weight kg 24 28 24 28 26 30 Panel Model T MBQ 02F1 Dimension WxHxD mm 950x46x950 950x46x950 950x46x950 Packing WxHxD mm 1000x60x1000 1000x60x1000 1000x60x1000 Net Gross weight kg 6 8 6 8 6 8 Refrige...

Page 6: ...29 Indoor noise level Hi Mid Lo dB A 42 38 35 45 42 39 45 42 39 Indoor unit Dimension WxHxD mm 840x230x840 840x230x840 840x230x840 Packing WxHxD mm 955X247X955 955X247X955 955X247X955 Net Gross weight kg 26 30 26 30 26 30 Panel Model T MBQ 02F1 Dimension WxHxD mm 950x46x950 950x46x950 950x46x950 Packing WxHxD mm 1000x60x1000 1000x60x1000 1000x60x1000 Net Gross weight kg 6 8 6 8 6 8 Refrigerant typ...

Page 7: ...0 1500 1280 Indoor noise level Hi Mid Lo dB A 48 45 43 48 45 43 48 45 43 50 47 44 Indoor unit Dimension WxHxD mm 840x300x840 840x300x840 840x300x840 840x300x840 Packing WxHxD mm 955X317X955 955X317X955 955X317X955 955X317X955 Net Gross weight kg 32 37 32 37 32 37 32 37 Panel Model T MBQ 02F1 Dimension WxHxD mm 950x46x950 950x46x950 950x46x950 950x46x950 Packing WxHxD mm 1000x60x1000 1000x60x1000 1...

Page 8: ... Indoor Units Four way Cassette Type MVC A VA1 7 3 Dimensions Indoor unit model A mm B mm C mm D mm MVC28A VA1 MVC45A VA1 230 170 Φ6 35 Φ12 7 MVC56A VA1 MVC80A VA1 230 170 Φ9 52 Φ15 9 MVC90A VA1 MVC140A VA1 300 190 Φ9 52 Φ15 9 ...

Page 9: ...ts structure can endure the weight of the indoor unit 3 The outlet and the inlet are not impeded and the influence of external air is the least 4 The air flow can reach throughout the room 5 The connecting pipe and drainpipe could be extracted out easily 6 There is no direct radiation from heaters Indoor unit A mm H mm MVC28A VA1 MVC80A VA1 230 260 MVC90A VA1 MVC140A VA1 300 330 ...

Page 10: ...DM12 01 01 02 01en MIV V4 Indoor Units Four way Cassette Type MVC A VA1 9 5 Piping Diagram flare nut flare nut T2B gas side motor heat exchanger fan EXV liquid side T2 T1 ...

Page 11: ...IV V4 Indoor Units DM12 01 01 02 01en Four way Cassette Type MVC A VA1 10 6 Wiring Diagram MVC28A VA1 MVC36A VA1 MVC45A VA1 MVC56A VA1 MVC71A VA1 MVC80A VA1 MVC90A VA1 MVC100A VA1 MVC112A VA1 MVC140A VA1 ...

Page 12: ...8 2 5 4 3 2 4 4 5 2 4 18 0 2 5 1 9 2 9 2 1 3 4 2 3 3 6 2 4 3 8 2 5 4 3 2 4 4 5 2 4 20 0 2 5 1 9 2 9 2 1 3 4 2 3 3 6 2 4 3 8 2 5 4 3 2 4 4 4 2 3 21 0 2 5 1 9 2 9 2 1 3 4 2 3 3 6 2 4 3 8 2 5 4 3 2 4 4 4 2 3 23 0 2 5 1 9 2 9 2 1 3 4 2 3 3 6 2 4 3 8 2 5 4 1 2 3 4 3 2 2 25 0 2 5 1 9 2 9 2 1 3 4 2 3 3 6 2 4 3 8 2 5 4 1 2 3 4 2 2 2 27 0 2 5 1 9 2 9 2 1 3 4 2 3 3 6 2 4 3 8 2 5 4 0 2 2 4 2 2 2 29 0 2 5 1 9...

Page 13: ... 7 4 3 7 1 4 5 7 5 4 4 8 1 4 3 8 2 4 1 29 0 4 9 3 6 5 8 4 0 6 7 4 3 7 1 4 5 7 5 4 5 8 0 4 3 8 1 4 1 31 0 4 9 3 6 5 8 4 0 6 7 4 3 7 1 4 5 7 5 4 5 7 9 4 3 7 8 4 0 33 0 4 9 3 6 5 8 4 0 6 7 4 3 7 1 4 5 7 5 4 5 7 8 4 2 7 8 4 0 35 0 4 9 3 6 5 8 4 0 6 7 4 3 7 1 4 5 7 5 4 5 7 6 4 1 7 7 3 9 37 0 4 9 3 6 5 8 4 0 6 7 4 3 7 1 4 5 7 4 4 4 7 5 4 1 7 6 4 0 39 0 4 9 3 6 5 8 4 0 6 7 4 3 7 1 4 5 7 2 4 3 7 4 4 1 7 6...

Page 14: ...6 9 5 6 8 1 6 2 9 4 6 9 10 0 7 0 10 2 6 7 10 4 6 6 10 7 6 3 11 2 10 0 7 7 5 9 9 1 6 5 10 5 7 1 11 2 7 2 11 9 7 4 13 3 7 6 15 5 8 2 12 0 7 7 5 9 9 1 6 5 10 5 7 1 11 2 7 2 11 9 7 4 13 3 7 6 14 4 7 7 14 0 7 7 5 9 9 1 6 5 10 5 7 1 11 2 7 2 11 9 7 4 13 3 7 6 14 2 7 6 16 0 7 7 5 9 9 1 6 5 10 5 7 1 11 2 7 2 11 9 7 4 13 3 7 6 14 1 7 5 18 0 7 7 5 9 9 1 6 5 10 5 7 1 11 2 7 2 11 9 7 4 13 3 7 6 14 0 7 5 20 0 ...

Page 15: ...2 94 2 69 9 80 11 00 3 39 3 39 3 20 3 10 2 94 2 69 11 80 13 00 3 52 3 46 3 20 3 10 2 94 2 69 13 70 15 00 3 62 3 46 3 20 3 10 2 94 2 69 3 6 20 19 8 2 24 2 24 2 24 2 24 2 24 2 24 19 18 8 2 40 2 40 2 40 2 40 2 40 2 40 17 16 7 2 52 2 52 2 52 2 52 2 52 2 52 15 14 7 2 60 2 60 2 60 2 60 2 60 2 60 13 00 12 60 2 68 2 68 2 68 2 68 2 68 2 68 11 00 10 50 2 80 2 80 2 80 2 80 2 80 2 80 10 00 9 50 2 92 2 92 2 92...

Page 16: ...00 10 50 5 60 5 60 5 60 5 60 5 60 5 60 10 00 9 50 5 84 5 84 5 84 5 84 5 84 5 84 9 10 8 50 6 00 6 00 6 00 6 00 6 00 6 00 7 60 7 00 6 08 6 08 6 08 6 08 6 08 6 08 5 60 5 00 6 32 6 32 6 32 6 32 6 32 6 32 3 70 3 00 6 64 6 64 6 64 6 64 6 64 6 64 0 70 0 00 7 12 7 12 7 12 7 12 7 12 6 72 2 20 3 00 7 52 7 52 7 52 7 52 7 36 6 72 4 10 5 00 7 76 7 76 7 76 7 76 7 36 6 72 6 00 7 00 8 00 8 00 8 00 7 76 7 36 6 72 ...

Page 17: ...67 10 12 9 24 6 00 7 00 11 00 11 00 11 00 10 67 10 12 9 24 7 90 9 00 11 33 11 33 11 00 10 67 10 12 9 24 9 80 11 00 11 66 11 66 11 00 10 67 10 12 9 24 11 80 13 00 12 10 11 88 11 00 10 67 10 12 9 24 13 70 15 00 12 43 11 88 11 00 10 67 10 12 9 24 11 2 20 19 8 7 00 7 00 7 00 7 00 7 00 7 00 19 18 8 7 50 7 50 7 50 7 50 7 50 7 50 17 16 7 7 88 7 88 7 88 7 88 7 88 7 88 15 14 7 8 13 8 13 8 13 8 13 8 13 8 13...

Page 18: ...8 13 8 13 8 13 8 13 0 2 2 3 0 14 6 14 6 14 6 14 6 14 3 13 0 4 1 5 0 15 0 15 0 15 0 15 0 14 3 13 0 6 0 7 0 15 5 15 5 15 5 15 0 14 3 13 0 7 9 9 0 16 0 16 0 15 5 15 0 14 3 13 0 9 8 11 0 16 4 16 4 15 5 15 0 14 3 13 0 11 8 13 0 17 1 16 7 15 5 15 0 14 3 13 0 13 7 15 0 17 5 16 7 15 5 15 0 14 3 13 0 ...

Page 19: ...5 15A 0 06 0 38 MVC56A VA1 50Hz 220 240V 198V 254V 0 5 15A 0 06 0 38 MVC71A VA1 50Hz 220 240V 198V 254V 0 65 15A 0 080 0 5 MVC80A VA1 50Hz 220 240V 198V 254V 0 65 15A 0 080 0 5 MVC90A VA1 50Hz 220 240V 198V 254V 0 85 15A 0 09 0 67 MVC100A VA1 50Hz 220 240V 198V 254V 0 85 15A 0 09 0 67 MVC112A VA1 50Hz 220 240V 198V 254V 0 85 15A 0 09 0 67 MVC140A VA1 50Hz 220 240V 198V 254V 0 85 15A 0 09 0 67 Rema...

Page 20: ...els Model Noise level under three speeds of fan dB A H M L MVC28A VA1 42 38 35 MVC36A VA1 42 38 35 MVC45A VA1 42 38 35 MVC56A VA1 42 38 35 MVC71A VA1 45 42 39 MVC80A VA1 45 42 39 MVC90A VA1 48 45 43 MVC100A VA1 48 45 43 MVC112A VA1 48 45 43 MVC140A VA1 50 47 44 9 3 Octave Band Level MVC28 36 45 56 A VA1 MVC71 80 A VA1 Octavebandcenter frequency Hz Sound pressure level dB 0dB 0 0002 μ bar Audibilit...

Page 21: ...A1 20 MVC90 100 112 A VA1 MVC140A VA1 Octave band center frequency Hz Sound pressure level dB 0dB 0 0002 μ bar Audibility limits of continuous white sound Octave band center frequency Hz Sound pressure level dB 0dB 0 0002 μ bar Audibility limits of continuous white sound ...

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