Midea MV5-X450W/V2GN1-AU Manuals

Manuals and User Guides for Midea MV5-X450W/V2GN1-AU. We have 1 Midea MV5-X450W/V2GN1-AU manual available for free PDF download: Technical & Service Manual

Midea MV5-X450W/V2GN1-AU Technical & Service Manual

Midea MV5-X450W/V2GN1-AU Technical & Service Manual (170 pages)

3 phase, 380-415V, 50Hz

Brand: Midea | Category: Air Conditioner | Size: 13.49 MB

Table of Contents

Table of Contents
2
General Information
3
Part 1 General Information

4
Features

4
Outdoor Units

9
- Standard Combination
  10
- Space Saving Combination
  11
- Energy Efficiency Combination
  12
Indoor Units Lineup

13
Nomenclature

14
- Part 2 Selection Procedure
  15
- Part 3 Specifications & Performances
  21
  - Specifications
    22
  - Dimensions
    26
  - Service Space
    28
  - Piping Diagrams
    29
  - Wiring Diagram
    31
  - Field Wiring
    33
  - Signal Wire between Outdoor Unit and Indoor Unit
    33
  - Electric Characteristics
    34
  - Cooling Capacity Tables
    35
  - Heating Capacity Tables
    62
  - Operation Limits
    80
  - Sound Levels
    81
  - Accessories
    82
  - Functional Parts and Safety Devices
    83
- Part 4 Installation
  84
  - Hoisting Outdoor Unit
    85
  - Installation of Indoor Unit
    85
  - Installation of Outdoor Unit
    85
  - Foundation for Installation
    86
  - Select Installation Position
    86
  - Installation Space
    87
  - Master and Slave Unit Setting
    87
  - Air Ventilation Assembly Installation
    89
    
    Snow-Proofing
    89
    
    Installation of 14, 16, 18, 20, 22HP
    91
    
    Outdoor Fan Performance
    92
  - Refrigerant Piping Selection
    93
    
    Branch Joint Dimension
    98
    
    Outdoor Branch Joint Dimension
    99
  - Refrigerant Pipe Installation
    100
    
    Support for Refrigerant Pipe
    100
    
    Pipe Cutting
    102
    
    Rectify Opening of Copper Pipe
    102
    
    Storage and Maintenance of Copper Pipe
    102
    
    Bell-Mouthed Opening
    103
    
    Brazing
    104
    
    Pipe Bending
    104
    
    Selecting Refrigerant Pipe
    104
    
    Cautions for Welding Pipe Fittings
    105
    
    Making Nitrogen-Charging Pipe Joint
    105
    
    Nitrogen Filling to Protect Copper Pipe During Brazing
    105
    
    Standard Brazing Operation
    106
    
    Flushing Copper Pipe
    107
    
    Pipe Cleaning
    107
    
    Branch Pipe Installation
    108
  - Drainage Pipe Engineering
    109
    
    Water Storing Elbow of Drainage Pipe
    111
    
    Concentrated Drainage Pipe
    112
    
    Lifting of Drainage Pipe (for the Unit with Lift Pump)
    112
  - Duct Engineering
    113
    
    Duct Selection
    113
    
    Overflow Water Test and Water Pass Test
    113
    
    Duct Connection
    114
  - Heat Insulation Engineering
    115
    
    Installation and Main Points of Insulation Construction
    115
    
    Insulation of Refrigerant Piping
    115
    
    Selection of Insulation Materials for Refrigerant Piping
    115
    
    Duct Insulation
    116
    
    Insulation of Condensation Pipe
    116
    
    Thickness of Insulation Layer
    116
  - Caution for Brazing
    117
  - Gas Tightness Test
    117
  - Remove Dirt or Water in the Piping
    117
    
    Pressure Observation
    118
    
    Selection of Vacuum Pump
    119
  - Vacuum Drying
    119
  - Vacuum Drying for Piping
    119
  - Additional Refrigerant Charge
    120
    
    Calculating the Refrigerant Recharge Volume
    120
    
    Steps for Recharging Refrigerant
    120
    
    Electrical Wiring Installation
    121
    
    Wiring Terminal Instruction
    121
    
    Outdoor Unit Power Supply Wiring
    122
    
    Control System Installation
    123
    
    Indoor Unit Power Supply Wiring
    123
    
    Signal Wire of Centralized Control
    124
  - Running Test
    125
  - Inspection and Confirmation before Commissioning
    125
  - Preparation before Debugging
    125
  - Commissioning of Trial Run
    125
  - Refrigerant Leakage Caution
    126
  - Countermeasures for High Refrigerant Thickness
    127
  - System Check (SW2)
    130
- Part 5 Troubleshooting
  131

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