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McQuay MDB200B2 User Manual

McQuay MDB200B2
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2
Nomenclature System
M DB 150 B 2
BRAND STATIC BLOWER 150,000 BTU/HR GENERATION NUMBER OF
REFRIGERANT
CIRCUIT
Features
Easy Maintenance
The simple design concept has maintenance and servicing in mind. Access to the internal part of the unit can be from
either side of the unit by loosening a few screws.
Only for model MDB 075B and 100B
with additional servicing panel from bottom
Flexibility In Installation
MDB 075B - MDB 150B models come with standard horizontal air discharge whereas MDB 200B - ADB 750B models
come with standard vertical air discharge. However, the range from MDB 125B - MDB 750B are designed to cater for
either horizontal or vertical air discharge application.
Versatility
Multiple rooms can be cooled together at the same time by using just one unit of fan coil unit.
Fresh Air For Healthy Living
Fresh air can be introduced into the building through the design of fresh air intakes. This will help to improve the indoor
air quality.
Superior Air Distribution For Comfortable Living
The conditioned air can be effectively distributed to every corner of the room through the ducting and this ensure a more
pleasant environment for comfort living.
Flexibility Of Air Supply
McQuay MDB series using belt driven fan such as that the air volume and static required can be adjusted according to
the requirement. This flexibility allow for wider application.

Questions and Answers:

McQuay MDB200B2 Specifications

General IconGeneral
Model NumberMDB200B2
CategoryAir Conditioner
Power Supply380-415V/3Ph/50Hz
RefrigerantR-410A
Cooling Capacity200, 000 BTU/h
Net Weight154 lbs (70 kg)

Summary

General Specifications

Safety Controls

Describes safety features like high/low pressure cut-outs and crankcase heater for compressor protection.

OPERATING GUIDE

ERROR CODE

Lists and explains error codes that may appear on the LCD panel for system diagnostics.

Specifications

Heatpump

Performance Characteristics

50Hz R22 Cooling Model Performance

Lists cooling capacity performance data for 50Hz R22 models across various temperature conditions.

50Hz R22 Heatpump Model Performance

Details heatpump model performance characteristics, including capacity data at different operating conditions.

Wiring Diagrams (Cooling)

Wiring Diagrams (Heatpump)

Refrigerant Circuit Diagram

Installation (Indoor)

Installation (Outdoor)

System Refrigerant Charge Level Guidelines

Servicing And Maintenance

Operation

Troubleshooting

No Cooling Troubleshooting

Provides a flowchart for diagnosing and resolving 'No Cooling' issues related to fans and compressors.

Insufficient Cooling Troubleshooting

Outlines troubleshooting steps for insufficient cooling related to pressure, airflow, and refrigerant levels.

Part List

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