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Midea MV5-X400W/V2GN1-AU User Manual

Midea MV5-X400W/V2GN1-AU
169 pages
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Model:
Technical Service Manual
V5 X Series VRF
3 phase, 380-415V, 50Hz
MV5-X224W/V2GN1-AU
MV5-X280W/V2GN1-AU
MV5-X335W/V2GN1-AU
MV5-X400W/V2GN1-AU
MV5-X450W/V2GN1-AU
MV5-X500W/V2GN1-AU

Table of Contents

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Midea MV5-X400W/V2GN1-AU Specifications

General IconGeneral
BrandMidea
ModelMV5-X400W/V2GN1-AU
CategoryAir Conditioner
LanguageEnglish

Summary

Part 1 General Information

Features

Details the key features of the V5 X Series VRF units, including energy saving and component technology.

Outdoor units

Describes the outdoor unit lineup, capacity ranges, and standard combinations.

Indoor units lineup

Lists the types and capacities of indoor units available for the V5 X Series.

Nomenclature

Explains the model naming convention for the V5 X Series VRF units, breaking down each component.

Part 2 Selection Procedure

Introduction

Outlines the model selection procedure, including capacity calculation for each refrigerant system.

Unit selection (based on cooling load)

Details the step-by-step process for selecting indoor and outdoor units based on cooling load.

Part 3 Specifications & Performances

Specifications

Provides detailed technical specifications for outdoor units, including compressor, fan motor, and coil data.

Piping diagrams

Illustrates the refrigerant piping diagrams for different HP models, showing key components.

Electric characteristics

Details electrical specifications including voltage, current, power ratings, and protection measures.

Capacity tables

Lists cooling and heating capacity tables for various outdoor unit combinations and operating conditions.

Part 4 Installation

Units installation

Provides guidelines for installing indoor units (positioning, leveling) and outdoor units (handling, unpacking).

Refrigerant piping selection

Outlines the permitted values for refrigerant piping length, diameter, and level differences.

Refrigerant pipe installation

Covers basic requirements for refrigerant pipe installation, including support, local fixing, and brazing.

Drainage pipe engineering

Details the installation principles and requirements for drainage piping systems, including slope and water-storing elbows.

Part 5 Troubleshooting

Outdoor main control board instructions

Explains the main PCB ports and their functions for diagnosing system issues.

Error code table

Lists error codes, their content, and corresponding notes for diagnosing system malfunctions.

Troubleshooting

Provides flowcharts for diagnosing and resolving common system errors like communication failures and phase sequence issues.

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