Samsung AC024BXUPCH/AA Technical Data Book page 7

Line-up
Outdoor units
Capacity (kBtu/h)
Image
Model
(AC024BXUPCH/AA)
ACU kit (AHU Control Unit)
Model
Before Installation
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Functions of the AHU Control Unit (ACU)
• The AHU Control Unit (ACU) controls the system based on input signals from a 24VAC thermostat.
• The AHU Control Unit (ACU) provides 24 VAC output signals for the thermostat to the third-party indoor unit. See page
7 for the circuit diagram for the AHU Control Unit (ACU).
Structure Diagram of the AHU Control Unit (ACU)
24 36
CXH24UPB CXH36UDB
(AC036BXUDCH/AA)
Before Installation
Outdoor Unit
24 VAC Thermostat (field supplied)
36
CXH36UPB
(AC036BXUPCH/AA)
MXD-U000XN
(AHU, Furnace + A-coil etc.)
AHU Control Unit
48
CXH48UPB
(AC048BXUPCH/AA) (AC060BXUPCH/AA)
Third-party Indoor Unit
60
CXH60UPB