Midea MDV-450(16)W/D2RN1T(C) User Manual

Commercial Air Conditioners
Service
Manual
R410A
iOS Version Android Version
Midea CAC After-service Application
iOS Version
Midea CAC News Application
Add.: Midea Headquarters Building, 6 Midea Avenue, Shunde, Foshan, Guangdong, China
Postal code: 528311
Tel: +86-757-26338346 Fax: +86-757-22390205
cac.midea.com global.midea.com
Note: Product specifications change from time to time as product improvements and
developments are released and may vary from those in this document.
Commercial Air Conditioner Division
Midea Group

Midea MDV-450(16)W/D2RN1T(C) Specifications

General

Refrigerant	R410A
Cooling Capacity	45, 000 BTU/h
Heating Capacity	48, 000 BTU/h
Power Supply	380-415V, 3Ph, 50Hz
Pipe Connection Diameter (Liquid)	3/8"

Summary

General Information

Indoor and Outdoor Unit Capacities

Details the capacities of indoor and outdoor units.

Outdoor Unit Combinations

Lists various combinations of outdoor units.

Combination Ratio

Explains the ratio for combining indoor and outdoor units.

Component Layout and Refrigerant Circuits

Layout of Functional Components

Illustrates the placement of key functional components within the unit.

Piping Diagrams

Provides diagrams showing the refrigerant piping configuration.

Refrigerant Flow Diagrams

Control

General Control Scheme Flowchart

Startup Control

Normal Operation Control

Protection Control

Field Settings

Outdoor Unit Field Settings: PCB Switches

Diagnosis and Troubleshooting

Error Code Table

Troubleshooting

Guides for diagnosing and resolving system errors and malfunctions.