Midea MA- 12N8D0-O User Manual

HIGH WALL SYSTEM QUICK
GUIDE
1

Midea MA- 12N8D0-O Specifications

General

Cooling Capacity	12000 BTU/h
Energy Efficiency Ratio (EER)	3.21
Power Supply	220-240V, 50Hz
Refrigerant	R410A
Noise Level	42 dB(A)
Type	Split Type

Summary

Basic Wiring

Dimensions, Pipe, and Cable Sizes

Refrigerant Charging Information

5 Core Interconnecting Wiring

5 Core Wiring Connections

Explains the simple outdoor-to-indoor wiring using a 5-core cable and its terminal connections.

4 Core Interconnecting Wiring Explanation

4 Core Wiring Procedure

Details how to wire using a 4-core cable, bypassing the standby relay for direct power.

4 Core Interconnecting Wiring Visuals

4 Core Wiring Example

Shows visual examples of how the 4-core wiring should be implemented.

KJR29B Controller Installation (One-to-One)

KJR29B Cable and Connections

Details the 6m cable, jack connections, and wiring into terminals for the KJR29B controller.

KJR29B Wire Functions (Comms/Power)

Explains the function of wires A&B as comms and C&D as 5v power for the KJR29B controller.

KJR29B Controller Installation (One-to-Many)

KJR29B Master Cable and Slave Adapters

Information on the master cable and how slave adapters connect for multi-unit control.

Daisy-Chaining KJR29B Connections

Forced Cooling Mode Operation

Activating Forced Cooling Mode

Forced Cooling Mode Behavior

Information Enquiry Mode

Entering Information Enquiry Mode

Accessing System Running Parameters