Acson international A5MSX 20 A User manual

DC Inverter Multi Split
A5MSX- 2009
Models:
A5MSX 20 A/AR
A5MSX 25 A/AR
A5MSX 30 A/AR

A5MSX-2009 Table of Contents
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© 2009 McQuay International. All rights reserved throughout the world.
Bulletin illustrations cover the general appearance of McQuay International products at the time of publication.
We reserve the right to change design and construction specications at any time without notice.
Table of Contents
Nomenclature......................................................................................................................1
Indoor Unit .....................................................................................................................1
Outdoor Unit ..................................................................................................................2
Product Line-Up.............................................................................................................3
Features...............................................................................................................................5
Application Information .....................................................................................................6
Operating Range ...........................................................................................................6
Refrigerant Circuit Diagram ...........................................................................................7
Controller .................................................................................................................... 10
Installation Guideline ...................................................................................................11
Engineering & Physical Data.......................................................................................... 24
General Data .............................................................................................................. 24
Component Data......................................................................................................... 32
Performance Data............................................................................................................ 40
Performance Table...................................................................................................... 40
Outline and Dimension ................................................................................................... 43
Electrical Data.................................................................................................................. 47
Wiring Diagram ................................................................................................................ 51
Service and Maintenance................................................................................................ 54
Troubleshooting .............................................................................................................. 56
Exploded View and Part List .......................................................................................... 60

1
A5MSX-2009
Nomenclature
Indoor Unit
A 5 WM X 10 G R
Brand
A : Acson
Model Name
Capacity Index
Model Type
Refrigerant
5 : R410A
WM : Wall Mounted
Inverter System Type
X : X series
10 : 10,000 Btu/h
15 : 15,000 Btu/h
20 : 20,000 Btu/h
Chassis
G : G series
“ ” : Omitted if cooling only
R : Heatpump
Nomenclature

2
A5MSX-2009
Outdoor Unit
A 5 MS X 20 A R
Brand
A : Acson
Model Name
Capacity Index
Model Type
Refrigerant
5 : R410A
MS : Multi Split Condensing Unit
Inverter System Type
X : X series
20 : 20,000 Btu/h
25 : 25,000 Btu/h
30 : 30,000 Btu/h
Chassis
A : A series
“ ” : Omitted if cooling only
R : Heatpump
Nomenclature