Midea MIV V4+ Mini Manuale utente

DM12-01.01.05en

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Service manual

MIV V4+ Mini

DC INVERTER R410A

(~220V, 50Hz, 1Ph)

MVUH80A-VA1

Contents

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

Part 2 Outdoor Units...........................................................................6

Part 3 Installation..............................................................................44

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DM12-01.01.05en MIV V4+ Mini DC Inverter R410A (220V, 8 kW)

General Information 1

Part 1 General Information

1. Product Lineup .............................................................................................. 2

2. Nomenclature................................................................................................. 3

3. Features.......................................................................................................... 5

MIV V4+ Mini DC Inverter R410A (220V, 8 kW) DM12-01.01.05en

2 General Information

1. Product Lineup

Outdoor Units

Model name Dimension (mm)

Width*Height*Depth Net/Gross weight (kg) Power supply

MVUH80A-VA1 975*862*355 66/70 220-240V~50Hz

DM12-01.01.05en MIV V4+ Mini DC Inverter R410A (220V, 8 kW)

General Information 3

2. Nomenclature

2.1 Outdoor unit:

MVUH80A – VA1

Power

1- 1 phase, 50 Hz

3- 3 phases, 50 Hz

Refrigerant

A- R410A

B- R22

Inverter

(in)V(erter) - inverter

S(tandard) – on/off

Model

A…Z

Capacity index

kW*10

The main feature of the system

air cooled:

C(ooling) – cooling only

H(eat pump) – cooling and heating

R(ecovery) – heat recovery, 3-pipe

water cooled:

Q(ooling) – cooling only

W(ater) – cooling and heating

(reco)V(ery) – heat recovery, 3-pipe

Identifier of the outdoor unit

(o)U(tdoor)

Manufacturer’s brand and class of the system

M(idea) V(RF)

MIV V4+ Mini DC Inverter R410A (220V, 8 kW) DM12-01.01.05en

4 General Information

2.2 Indoor unit:

MVC28A – VA1

Design features (may be absent)

For example: G(rey), W(hite) – color

Power

1- 1 phase, 50 Hz

3- 3 phases, 50 Hz

Refrigerant

A- R410A

B- R22

Inverter

(in)V(erter) - inverter

S(tandard) - on/off

Model

A…Z

Capacity index

kW*10

Type of the indoor unit

W(all) - wall

(ca)S(sette) – cassette 600x600

C(assette) - cassette

(o)N(e way) – 1-way cassette

T(wo way) – 2-way cassette

L(ow) – low static pressure duct

M(edium) – medium static pressure duct

H(igh) - high static pressure duct

(fle)X– ceiling & floor

F(loor standing) – floor standing (колонный)

E(floor-standing exposed) – floor standing exposed

D– console

Manufacturer’s brand and class of the system

M(idea) V(RF)

DM12-01.01.05en MIV V4+ Mini DC Inverter R410A (220V, 8 kW)

General Information 5

3. Features

1. 8 kW with different type indoor units, it is full compliance with residential and light commercial place.

2. Only two main refrigerant lines (liquid pipe and gas pipe) are required in one system.

3. In some large residential spaces or some light commercial space, such as villa, restaurant, usually it need

more than one indoor unit, so outside the building are also full of outdoor unit. Now Midea can provide an

effective solution-Midea DC inverter mini system. Since now the beauty of the building will be back.

4. Indoor unit is over 70 models in 11 type variations can be choose, including 4-way cassette, 4-way

cassette(Compact), duct, ceiling and floor, wall-mounted, floor-standing, give you the most fashionable and

comfortable living space.

5. The outdoor unit can be used as unitary type outdoor unit or multi type outdoor unit. So there can be only

one indoor unit matched with outdoor unit.

6. Indoor unit is the same as the inverter smart series, please refer to the inverter smart part.

MIV V4+ Mini DC Inverter R410A (220V, 8 kW) DM12-01.01.05en

6 Outdoor units

Part 2 Outdoor Units

1.Specifications................................................................................................. 7

2.Dimensions..................................................................................................... 8

3.Service Space................................................................................................. 9

4.Piping Diagrams........................................................................................... 10

5.Wiring Diagrams ...........................................................................................11

6.Field Wiring .................................................................................................. 12

7.Capacity Tables............................................................................................ 13

8.Electric Characteristics............................................................................... 19

9.Sound Levels................................................................................................ 20

10.Operation Limits ........................................................................................ 21

11. Troubleshooting......................................................................................... 22

DM12-01.01.05en MIV V4+ Mini DC Inverter R410A (220V, 8 kW)

Outdoor units 7

1. Specifications

Sale Model MVUH80A-VA1

Power supply V-ph-Hz 220-240, 1, 50

Cooling Capacity kW 8

Input kW 2.56

Heating Capacity kW 9

Input W 2.71

Max. input consumption W 3766

Max.current A 17.3

Compressor

Model TNB220FLHMC

Type Rotary

Brand MITSUBISHI

Supplier MITSUBISHI

Capacity Btu/h 24334

Input W 2200

Rated current(RLA) A 9.7

Refrigerant oil ml PVE 670ml

Outdoor fan motor

Model YDK75-6H-1

Brand Welling

Input W 168

Capacitor uF 5

Speed r/min 877

Outdoor coil

Number of rows 2

Tube pitch(a)x row pitch(b) mm 22*19.05

Fin spacing mm 1.7

Fin type (code) Hydrophilic

Aluminum

Tube outside dia.and type mm Ф7.94

Inner groove tube

Coil length x height x width mm 766*792*38.1

Number of circuits 8

Outdoor air flow m3/h 5966/4775

Sound level（sound pressure）dB(A) 57/54

Outdoor unit

Dimension(WxDxH) mm 975*355*862

Packing (WxDxH) mm 1043*395*915

Net/Gross weight kg 66/70

Refrigerant Type R410A

Charged volume g 2800

Throttle type Electronic

expansion valve

Design pressure MPa 4.4/2.6

Refrigerant piping

Liquid side/ Gas side mm Ф9.53/Ф15.9

Max. refrigerant pipe length m 100

Max. difference in level m 20

Connection wiring

Power wiring mm23 core×4

Signal wiring mm23 core

shielded wire, 3×0.5

Ambient temp.  (Cooling -15~43)(Heating -15~21)

Application area m230~52.5

MIV V4+ Mini DC Inverter R410A (220V, 8 kW) DM12-01.01.05en

8 Outdoor units

2. Dimensions

MVUH80A-VA1

Unit:mm

MODEL A B C D E F H

MVUH80A-VA1 895 590 313 355 333 975 862

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