Combination And Connection Ratio Limitation - Samsung AM072BXV Series Service Manual

Product Specifications

2-3 Combination and Connection Ratio limitation

Indoor Units
Normal
Combination Hydro OAP AHU
Units
DVM S2 O O
DVM S O O
DVM
S+Hydro
O O
(HP only)
DVM S+OAP
O O
(HP only)
DVM S+OAP
(HP only)
DVM S+AHU
DVM S+AHU O O
DVM S+
(AHU+OAP)
O O
(HP only)
※ Normal Units : Cassette, Duct, Ceiling, Console, Wall Mounted, ERV+, Floor stand.
※ For wall mounted with EEV, it is possible to install a maximum of 32 units
※ ERV (not ERV+ ) can be installed separately without the need to lay refrigerant pipe.
Samsung Electronics
Max. number of
indoor units for
connection
64
64
64
O 64
O 64
O 64
O 64
O O 64
Installation and use limitations
Combination Other
ratio limitations
50~130%
50~130%
Hydro units are
applicable to heat-
ing only (including
floor heating).
Other common
indoor units are
applicable to
cooling only-
Combination ratio
50~180%
for cooling-only
indoor units must
be 100% or lower-
It is not possible to
operate common
indoor units and
hydro units simul-
taneously
OAP must be lower
50~100% than 30% of out-
door unit capacity
50~100%
50~130%
AHU must be lower
50~130% than 50% of out-
door unit capacity
OAP must be lower
than 30% of out-
door unit capacity-
50~100% AHU+OAP must be
lower than 50% of
outdoor unit capac-
ity
Piping
limitations
Level difference
ODU-IDU Outdoor unit in highest
position : 110m(361')
※ over 50m(164'), install PDM kit
Indoor unit in highest position :
110m(361')
※ over 40m(131'), contact local dealer
IND-IND : 50m(164') (DVMs Heat
pump)
IND-IND : 15m(49.2') (HR & Water)
※ Wall mounted with EEV : 15m(49.2')
Piping length from the first
branch pipe until the indoor unit :
45m(148')
※ If the condition is satisfied :
90m(295')
Long piping (equivalent length) :
220m(722')
Total piping length : 1,000m(3281')
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