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Midea MRC-250HWN1-RC User Manual

Midea MRC-250HWN1-RC
168 pages
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Content
Part. 1 General information ........................................................ 2
Part. 2 Performances .................................................................. 5
Part. 3 Installations ................................................................. 104
Part. 4 Controller ..................................................................... 130
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Midea MRC-250HWN1-RC Specifications

General IconGeneral
BrandMidea
ModelMRC-250HWN1-RC
CategoryAir Conditioner
LanguageEnglish

Summary

Part 1 General Information

Product lineup

Lists the available product models and their key specifications, aiding in model selection.

Nomenclature

Explains the meaning of each character in the model number for clear identification.

Part 2 Performances

Features

Highlights the key design and functional attributes of the rooftop package units.

Specifications

Provides detailed technical data for various models, essential for system design and comparison.

Dimensions Drawings

Illustrates the physical dimensions and mounting details of the units for installation planning.

Wiring Diagrams

Offers detailed electrical schematics for proper connection and troubleshooting of the units.

Performance Data

Presents cooling and heating capacity data under various conditions for performance analysis.

Electrical Data

Details electrical parameters like current, power, and fuse ratings for safe installation.

Operation Limits

Defines the valid operating ranges for indoor and outdoor temperatures for optimal performance.

Part 3 Installations

General Information

Provides crucial safety warnings and precautions before starting the installation process.

Recommendations

Offers guidance on site selection, clearances, and ductwork for optimal installation.

Lifting

Details safe procedures and requirements for lifting and handling the unit during installation.

Installation

Outlines step-by-step procedures for both rooftop and ground-level unit installation.

Electrical Wiring

Covers essential wiring guidelines, warnings, and specifications for safe electrical connections.

Start-up

Provides a checklist and procedures for safely starting up the unit after installation.

Safety Control

Explains various protection mechanisms and error codes for unit safety and troubleshooting.

Maintenance

Guides on regular checks and periodic maintenance tasks to ensure unit longevity and efficiency.

Part 4 Controller

Wired Controller: KJR-12B

Details specifications, indicators, and button functions for the KJR-12B wired controller.

Wired Controller: KJR-25B

Explains specifications, button functions, and configuration for the KJR-25B wired controller.

Centralized Controller: MD-CCM03(A) (Optional)

Describes the specifications, features, and installation of the optional centralized controller.

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