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Midea ATOM MDV-V48WDHN1(AtB) User Manual

Midea ATOM MDV-V48WDHN1(AtB)
86 pages
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Model:
B Series
MDV‐V28WDHN1(AtB)
MDV‐V36WDHN1(AtB)
MDV‐V42WDHN1(AtB)
MDV‐V48WDHN1(AtB)
MDV‐V56WDHN1(AtB)
MDV‐V60WDHN1(AtB)
CommercialAirConditioners
R410A
Service
Manual
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Midea ATOM MDV-V48WDHN1(AtB) Specifications

General IconGeneral
ModelMDV-V48WDHN1(AtB)
CategoryAir Conditioner
Cooling Capacity48000 BTU/h
RefrigerantR410A
Operating Temperature Range (Cooling)17-32°C
Power Supply220-240V, 50Hz

Summary

Midea VRF General Information

Indoor and Outdoor Unit Capacities

Details on indoor and outdoor unit capacity ranges and model names.

External Appearance

Visual representation of various indoor and outdoor unit types.

Combination Ratio

Guidelines for combining indoor and outdoor units based on capacity ratios.

Midea VRF Component Layout and Refrigerant Circuits

Piping Diagrams

Schematic diagrams illustrating refrigerant piping for different models.

Refrigerant Flow Diagrams

Visualizations of refrigerant flow during various operational modes.

Midea VRF Control Systems

General Control Scheme Flowchart

Overview of the system's control logic and operational states.

Stop Operation

Procedures and reasons for system shutdown.

Startup Control

Details on compressor and fan startup sequences in different modes.

Normal Operation Control

How components operate during normal cooling and heating modes.

Protection Control

Safety mechanisms and error codes for system protection.

Special Control

Specific operational modes like oil return and defrosting.

Midea VRF Field Configuration Settings

Outdoor Unit Field Settings

Configuration options for the outdoor unit, including switch settings.

Midea VRF Electrical Components and Wiring

Outdoor Unit Electric Control Box Layout

Identification of key components within the electric control box.

Outdoor Unit Main PCB

Details and port assignments for the outdoor unit's main printed circuit board.

Wiring Diagrams

Schematics illustrating electrical connections for various models.

Midea VRF Diagnosis and Troubleshooting Guide

Error Code Table

List of error codes and their corresponding descriptions and models.

Troubleshooting Procedures

Procedures for diagnosing and resolving system faults and error codes.

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