Samsung AM JXVHGH Series Installation Manual page 66

Refrigerant pipe installation
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
• 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) .
CAUTION
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 °C, 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
Installing indoor units
Set Dip Switch option for using Y-connector
In case of MCU connection in series, the maximum capacity of indoor units in
MCU series connection is 61 .6 kW
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DVM S HE_IM_DB68-05461A-08_EN.indd 66
MCU-S6NEK2N
Up to 8 units
16 kW
61 .6 kW
MCU-S6NEK2N MCU-S4NEK3N
S/W Option S/W Option
ON ON
1 2 3 4 1 2 3 4
Combination of A+B port Combination of C+D port Combination of E+F port
Default
MCU-S4NEK3N 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 series connection
MCU MCU
S/W Option S/W Option
ON ON
1 2 3 4 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 to
connect MCU to
MCU in series .
2017-03-24 오후 1:38:32