Midea MGBT-F120W/RN1

MCAC-ATSM-2014-09 Aqua tempo power series tropical air-cooled scroll chiller 50Hz
Content 1
Content
Part 1 System outline ........................................................................................................................ 1
1. General outline .......................................................................................................................... 3
2. Pipe connection drawing .......................................................................................................... 26
3. Refrigeration system drawing ................................................................................................... 32
4. Wiring diagram ........................................................................................................................ 36
5 Networking communication wiring diagram .............................................................................. 42
6.Exploded view .......................................................................................................................... 48
Part 2 Capacity tables and control system ........................................................................................ 74
1. Capacity tables ......................................................................................................................... 75
2 Control system .......................................................................................................................... 89
Part 3 Trouble shooting ................................................................................................................. 138
1. Malfunction & protection codes ............................................................................................. 139
2 Troubles and Solutions ............................................................................................................ 145
3 Typical malfunction solutions .................................................................................................. 147
Part 4 Installation ......................................................................................................................... 156
1. Transportation and foundation installation............................................................................. 157
2. Water system installation ...................................................................................................... 165
3. Installation of water system pipeline ...................................................................................... 168
4. Wiring installation ................................................................................................................. 178
5. Trial run ................................................................................................................................. 182
Part 5 Maintenance ...................................................................................................................... 185
1. About maintenance ............................................................................................................... 186
2. Periodical check ..................................................................................................................... 188
Part 6 Wired controller.................................................................................................................. 190
1.1 KJRM-120D/BMK-E(Standard) .............................................................................................. 191
1.2 KJR-120A/MBTE(Optional) ................................................................................................... 200
Appendix ...................................................................................................................................... 209
※ Manufacture reserves the right to discontinue, or change at any time, specifications or designs without notices and
without incurring obligations

Midea MGBT-F120W/RN1 Specifications

General

Cooling Capacity	120 kW
Noise Level	75 dB(A)
Type	Air Cooled
Power Supply	380V/3Ph/50Hz
Operating Temperature	5-45°C

Summary

Part 2 Capacity tables and control system

1. Capacity tables

2 Control system

Explains the control system, including detail information on sensors, protection codes, and operating modes.

Part 3 Trouble shooting

1. Malfunction & protection codes

Lists various malfunction and protection codes with their corresponding trouble descriptions for different models.

2 Troubles and Solutions

Details common troubles, their possible reasons, and recommended solutions for operational issues.

3 Typical malfunction solutions

Provides flowcharts for diagnosing and resolving typical malfunctions related to pressure, current, and temperature issues.

Part 4 Installation

2. Water system installation

3. Installation of water system pipeline

4. Wiring installation

Provides precautions, power supply specifications, wiring connection requirements, steps, and fielding wiring diagrams.

5. Trial run

Part 5 Maintenance

1. About maintenance

Covers maintenance for main components, water quality, winter shutdown, parts replacement, and refrigeration system checks.

2. Periodical check

Part 6 Wired controller

1.1 KJRM-120 DBMK-E(Standard)

1.2 KJR-120 AMBTE(Optional)