Midea MV5-X252W/V2GN1 Bedienungsanleitung

Commercial Air Conditioners

R410A

MV5-X252W/V2GN1

MV5-X280W/V2GN1

MV5-X335W/V2GN1

MV5-X400W/V2GN1

MV5-X450W/V2GN1

MV5-X500W/V2GN1

MV5-X560W/V2GN1

MV5-X615W/V2GN1

Service

Manual

V5 X VRF 50/60Hz

201608 1

CONTENTS

Part 1 General Information............................................................................ 3

Part 2 Component Layout and Refrigerant Circuits ................................... 11

Part 3 Control ............................................................................................... 21

Part 4 Field Settings..................................................................................... 35

Part 5 Diagnosis and Troubleshooting......................................................... 41

V5 X VRF 50/60Hz

2 201608

Midea V5 X Series Service Manual

V5 X VRF 50/60Hz

201608 3

Part 1 - General Information

Part 1

General Information

1Indoor and Outdoor Unit Capacities ...................................................... 4

2External Appearance.............................................................................. 6

3Outdoor Unit Combinations................................................................... 8

4Combination Ratio................................................................................. 9

V5 X VRF 50/60Hz

4 201608

Midea V5 X Series Service Manual

1Indoor and Outdoor Unit Capacities

1.1 Indoor Units

1.1.1 Standard indoor units

Table 1-1.1: Standard indoor unit abbreviation codes

Abbreviation

code

Type

Abbreviation

code

Type

One-way Cassette

High Static Pressure Duct

Two-way Cassette

Wall-mounted

Q4-C

Compact Four-way Cassette

Ceiling & Floor

Four-way Cassette

Floor Standing

Low Static Pressure Duct

Console

Medium Static Pressure Duct

Table 1-1.2: Standard indoor unit capacity range

Capacity

index

Q4-C

1.8

0.6

—

2.2

0.8

—

2.8

—

3.6

1.25

—

4.5

1.6

—

5.6

—

7.1

2.5

—

8.0

—

9.0

3.2

—

10.0

3.6

100

—

100

—

11.2

112

—

112

—

112

—

112

—

14.0

140

—

140

—

140

—

140

—

16.0

160

—

160

—

160

—

20.0

200

—

200

—

25.0

250

—

250

—

28.0

280

—

280

—

40.0

400

—

400

—

45.0

450

—

450

—

56.0

560

—

560

—

1.1.2 Fresh air processing unit

Table 1-1.3: Fresh air processing unit capacity range

Capacity

12.5kW

14kW

20kW

25kW

28kW

Capacity index

125

140

200

250

280

1.2 Heat recovery ventilator

Table 1-1.4: Heat recovery ventilator capacity range

Model

HRV-200

HRV-300

HRV-400

HRV-500

HRV-800

HRV-1000

HRV-1500

HRV-2000

Capacity (m3/h)

200

300

400

500

800

1000

1500

2000

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Part 1 - General Information

1.3 Outdoor Units

Table 1-1.5: Outdoor unit capacity range

Capacity

8HP

10HP

12HP

14HP

16HP

18HP

20HP

22HP

Model

(MV5-*/V2GN1)

X252W

X280W

X335W

X400W

X450W

X500W

X560W

X615W

Capacity

24HP

26HP

28HP

30HP

32HP

34HP

36HP

38HP

Model

(MV5-*/V2GN1)

X670W

X730W

X780W

X840W

X895W

X950W

X1000W

X1065W

Outdoor unit 1

12HP

10HP

12HP

18HP

16HP

Outdoor unit 2

12HP

16HP

18HP

20HP

22HP

18HP

22HP

Capacity

40HP

42HP

44HP

46HP

48HP

50HP

52HP

54HP

Model

(MV5-*/V2GN1)

X1115W

X1175W

X1230W

X1285W

X1345W

X1395W

X1455W

X1510W

Outdoor unit 1

18HP

20HP

22HP

12HP

10HP

Outdoor unit 2

22HP

12HP

16HP

18HP

20HP

22HP

Outdoor unit 3

—

22HP

Capacity

56HP

58HP

60HP

62HP

64HP

66HP

68HP

70HP

Model

(MV5-*/V2GN1)

X1565W

X1615W

X1680W

X1730W

X1790W

X1845W

X1900W

X1960W

Outdoor unit 1

12HP

18HP

16HP

18HP

20HP

22HP

12HP

10HP

Outdoor unit 2

22HP

18HP

22HP

12HP

16HP

Outdoor unit 3

22HP

Outdoor unit 4

—

22HP

Capacity

72HP

74HP

76HP

78HP

80HP

82HP

84HP

86HP

Model

(MV5-*/V2GN1)

X2010W

X2070W

X2125W

X2180W

X2230W

X2295W

X2345W

X2405W

Outdoor unit 1

10HP

12HP

18HP

16HP

18HP

20HP

Outdoor unit 2

18HP

20HP

22HP

18HP

22HP

Outdoor unit 3

22HP

Outdoor unit 4

22HP

Capacity

88HP

Notes:

1. The full model names can be obtained by substituting the asterisk in the model name format given in the

left-hand column of the table above with the shortened model names given in the table. For example, the

model name for the 40HP model is MV5-X1115W/V2GN1.

2. The combinations of units shown in the table are factory-recommended. Other combinations of units are

also possible.

Model

(MV5-*/V2GN1)

X2460W

Outdoor unit 1

22HP

Outdoor unit 2

22HP

Outdoor unit 3

22HP

Outdoor unit 4

22HP

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Midea V5 X Series Service Manual

2External Appearance

2.1 Indoor Units

2.1.1 Standard indoor units

Table 1-2.1: Standard indoor unit appearance

One-way Cassette

Two-way Cassette

Compact Four-way Cassette

Four-way Cassette

Q4-C

Low Static Pressure Duct

Medium Static Pressure Duct

High Static Pressure Duct

Wall-mounted

Ceiling & Floor

Floor Standing

Console

2.1.2 Fresh air processing unit

Table 1-2.2: Fresh air processing unit appearance

Fresh Air Processing Unit

V5 X VRF 50/60Hz

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Part 1 - General Information

2.2 Heat Recovery Ventilator

Table 1-2.3: Heat recovery ventilator appearance

Heat Recovery Ventilator

2.3 Outdoor Units

2.3.1 Single units

Table 1-2.4: Single outdoor unit appearance

8/10/12HP

14/16/18/20/22HP

2.3.2 Combinations of units

Table 1-2.5: Combination outdoor unit appearance

24HP

26/28/30/32/34HP

36/38/40/42/44HP

46HP

48/50/52/54/56HP

58/60/62/64/66HP

68HP

70/72/74/76/78HP

80/82/84/86/88HP

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Midea V5 X Series Service Manual

3Outdoor Unit Combinations

Table 1-3.1: Outdoor unit combinations

System capacity

Number

of units

Modules1

Outdoor branch joint kit2

25.2

●

—

28.0

●

33.5

●

40.0

●

45.0

●

50.0

●

56.0

●

61.5

●

67.0

●●

FQZHW-02N1D

73.0

●

78.0

●

84.0

●

89.5

●

95.0

●

100.0

●●

106.5

●

111.5

●

117.5

●

123.0

●●

128.5

●●

●

FQZHW-03N1D

134.5

●

139.5

●

145.5

●

151.0

●

●●

156.5

●

●●

161.5

●●

●

168.0

●

●●

173.0

●

●●

179.0

●

●●

184.5

●●●

190.0

●●

FQZHW-04N1D

196.0

●

●●

201.0

●

●●

207.0

●

●●

212.5

●

●●●

218.0

●

●●●

223.0

●●

229.5

●

●●●

234.5

●

●●●

240.5

●

●●●

246.0

●●●●

Notes:

1. The combinations of units shown in the table are factory-recommended. Other combinations of units are also possible.

2. For systems with two or more outdoor units, outdoor branch joints (sold separately) are required.

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201608 9

Part 1 - General Information

4Combination Ratio

Table 1-4.1: Indoor and outdoor unit combination ratio limitations

Type

Minimum

combination ratio

Maximum combination ratio

Standard indoor

units only

Fresh air processing

units only

Fresh air processing units and

standard indoor units together

V5 X Series outdoor units

50%

130%

100%

100%1

Notes:

1. When fresh air processing units are installed together with standard indoor units, the total capacity of the fresh air processing units must not exceed 30%

of the total capacity of the outdoor units and the combination ratio must not exceed 100%.

Table 1-4.2: Combinations of indoor and outdoor units

Outdoor unit capacity

Sum of capacity indexes of

connected indoor units

(standard indoor units only)

Sum of capacity indexes of connected

indoor units (fresh air processing units and

standard indoor units together)

Maximum number of

connected indoor units

Capacity index

25.2

252

126 to 327.6

126 to 252

28.0

280

140 to 364

140 to 280

33.5

335

167.5 to 435.5

167.5 to 335

40.0

400

200 to 520

200 to 400

45.0

450

225 to 585

225 to 450

50.0

500

250 to 650

250 to 500

56.0

560

280 to 728

280 to 560

61.5

615

307.5 to 799.5

307.5 to 615

67.0

670

335 to 871

335 to 670

73.0

730

365 to 949

365 to 730

78.0

780

390 to 1014

390 to 780

84.0

840

420 to 1092

420 to 840

89.5

895

447.5 to 1163.5

447.5 to 895

95.0

950

475 to 1235

475 to 950

100.0

1000

500 to 1300

500 to 1000

106.5

1065

532.5 to 1384.5

532.5 to 1065

111.5

1115

557.5 to 1449.5

557.5 to 1115

117.5

1175

587.5 to 1527.5

587.5 to 1175

123.0

1230

615 to 1599

615 to 1230

128.5

1285

642.5 to 1670.5

642.5 to 1285

134.5

1345

672.5 to 1748.5

672.5 to 1345

139.5

1395

697.5 to 1813.5

697.5 to 1395

145.5

1455

727.5 to 1891.5

727.5 to 1455

151.0

1510

755 to 1963

755 to 1510

156.5

1565

782.5 to 2034.5

782.5 to 1565

161.5

1615

807.5 to 2099.5

807.5 to 1615

168.0

1680

840 to 2184

840 to 1680

173.0

1730

865 to 2249

865 to 1730

179.0

1790

895 to 2327

895 to 1790

184.5

1845

922.5 to 2398.5

922.5 to 1845

190.0

1900

950 to 2470

950 to 1900

196.0

1960

980 to 2548

980 to 1960

201.0

2010

1005 to 2613

1005 to 2010

207.0

2070

1035 to 2691

1035 to 2070

212.5

2125

1062.5 to 2762.5

1062.5 to 2125

218.0

2180

1090 to 2834

1090 to 2180

223.0

2230

1115 to 2899

1115 to 2230

229.5

2295

1147.5 to 2983.5

1147.5 to 2295

234.5

2345

1172.5 to 3048.5

1172.5 to 2345

240.5

2405

1202.5 to 3126.5

1202.5 to 2405

246.0

2460

1230 to 3198

1230 to 2460

Combination ratio =

Sum of capacity indexes of the indoor units

Capacity index of the outdoor units

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