Samsung AM AXV Series Installation Manual page 35

Installing the MCU
MCU specification
Model
Exterior of MCU
Number of connectable
indoor units at one port
The maximum capacity
of the connectable
indoor units at one port
The maximum capacity
of the connectable
indoor units
Internal EEV
CAUTION
• Indoor units without internal EEV(AM****NTDE*, AM****NADE*) can not be connected directly to the MCU.
• Please connect these indoor units using EEV kit(MEV-E**SA, MXD-E**K***A).
Installing the indoor units
Model
Example installing
(Each port connection)
Example installing
(MCU series connection)
Under 16.0 kW indoor unit : Don't use Y-connector
16.0 kW ~ 28.0 kW indoor unit : Use Y-connector at the Gas & Liquid line
If you want to continuous cooling operation under -5 ℃, set outdoor 'Expand operational
temperature range for cooling operation (HR only)' , and use Y-connector on 5.0 ~ 16 kW indoor unit
In case of using Y-connector, it is only connectable for port combination at below
Connectable port combination for Y-connector : A + B port, C + D port, E + F port
Non-connectable port combination for Y-connector : B + C port, D + E port, non-continuous port
Set Dip Switch option for using Y-connector
Installing indoor units
In case of MCU connection in series, the maximum capacity of indoor units in MCU series
connection is 61.6 kW
MCU-S6NEK2N MCU-S4NEK3N
Up to 8 units
16 kW
61.6 kW
MCU-S6NEK2N MCU-S4NEK3N
MCU
S/W Option S/W Option
ON ON
1 2 3 4 1 2 3 4
Default Combination of A+B port Combination of C+D port Combination of E+F port
MCU-S2NEK2N
Up to 8 units Up to 8 units
16 kW 16 kW
61.6 kW 32.0 kW
Not included
MCU-S2NEK2N
MCU
S/W Option
ON
1 2 3 4
MCU-S1NEK1N
Up to 8 units
16 kW
16 kW
MCU-S1NEK1N
This unit is only
connectable for one port
under 16 Kw
This unit is impossible
S/W Option
to connect MCU to MCU
ON
in series.
1 2 3 4
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English