Midea MCHSU-48CSH2

CONTENTS
1. Precaution ..................................................................................................................................................... 1
1.1 Safety Precaution .......................................................................................................................... 1
1.2 Warning .......................................................................................................................................... 1
2. Part Names and Features ............................................................................................................................ 4
2.1 Model Names of Indoor/Outdoor units .......................................................................................... 4
2.2 Part names of Indoor/Outdoor units .............................................................................................. 5
2.3 Features ......................................................................................................................................... 9
3. Dimension ................................................................................................................................................... 18
3.1 Indoor Unit ................................................................................................................................... 18
3.2 Outdoor Unit ................................................................................................................................ 23
4. Service Space ............................................................................................................................................. 25
4.1 Indoor Unit ................................................................................................................................... 25
4.2 Outdoor Unit ................................................................................................................................ 27
5. Refrigerant Cycle Diagram ........................................................................................................................ 28
6. Wiring Diagram ........................................................................................................................................... 29
6.1 Indoor Unit ................................................................................................................................... 29
6.2 Outdoor Unit ................................................................................................................................ 34
7. Fan Curves .................................................................................................................................................. 41
8 Electric Characteristics .............................................................................................................................. 48
9 Sound Level ................................................................................................................................................. 49
9.1 Indoor unit .................................................................................................................................... 49
9.2 Outdoor unit ................................................................................................................................. 52
10 Accessories ............................................................................................................................................... 53
11 The Specification of Power ...................................................................................................................... 55
12 Installation Details .................................................................................................................................... 57
12.1 Location selection ................................................................................................................... 57
12.2 Indoor unit installation ............................................................................................................. 57
12.3 Outdoor unit installation .......................................................................................................... 64
12.4 Refrigerant pipe installation .................................................................................................... 65
12.5 Drainage pipe installation ....................................................................................................... 69
12.6 Vacuum Drying and Leakage Checking ................................................................................. 72
12.7 Additional refrigerant charge .................................................................................................. 73
12.8 Engineering of insulation ........................................................................................................ 74
12.9 Engineering of electrical wiring ............................................................................................... 75
12.10 Test operation ...................................................................................................................... 75
13. Operation Characteristics ....................................................................................................................... 77
14. Electronic Function .................................................................................................................................. 78
14.1 Abbreviation ............................................................................................................................... 78

Midea MCHSU-48CSH2 Specifications

General

Brand	Midea
Model	MCHSU-48CSH2
Category	Air Conditioner
Language	English

Summary

1. Precaution

1.1 Safety Precaution

Instructions to prevent injury, property damage, and incorrect operation.

1.2 Warning

Warnings about installation, operation, and handling to prevent hazards.

2. Part Names and Features

3. Dimension

3.1 Indoor Unit

3.2 Outdoor Unit

6. Wiring Diagram

6.1 Indoor Unit

Wiring diagrams for various indoor unit models.

6.2 Outdoor Unit

Wiring diagrams for different outdoor unit models.

5. Refrigerant Cycle Diagram

8 Electric Characteristics

11. The Specification of Power

12. Installation Details

12.1 Location selection

12.2 Indoor unit installation

12.3 Outdoor unit installation

12.4 Refrigerant pipe installation

Guidance on installing refrigerant pipes, including length, height, and connection procedures.

12.5 Drainage pipe installation

Principles and procedures for correct drainage pipe installation to prevent leaks.

12.6 Vacuum Drying and Leakage Checking

Essential procedures for vacuum drying and leak detection to ensure system integrity.

12.7 Additional refrigerant charge

12.8 Engineering of insulation

12.9 Engineering of electrical wiring

12.10 Test operation

Procedures for verifying installation and unit functionality before normal operation.

13. Operation Characteristics