Hitachi YUTAKI RWM-2R1E - Space Cooling (Necessary Cooling Kit); R410 A Hydraulic Working Range; Hydraulic Data

ENGLISH
5.3.4 Space cooling (Necessary cooling kit)
Water outlet
temperature (ºC)
Ambient temperature
(ºC(DB))
Refreshing oor
working area
Fan coil working
area



 Continuous working range.
 Maximum setting temperature.
 Minimum setting temperature.
5.4 R410A HYDRAULIC WORKING RANGE
5.4.1 Hydraulic data

YUTAKI S
MODEL 2.0HP 2.5HP 3.0HP 4.0HP 5.0HP 6.0HP 8.0HP 10.0HP
Minimum water ow rate (*1) m
3
/h 0.5 0.6 0.6 1.0 1.1 1.2 2.0 2.2
Maximum water ow rate (*1) m
3
/h 1.9 2.0 2.1 2.9 3.0 3.0 4.5 4.6
Minimum installation water volume (*2) l 28 28 28 38 46 55 76 79
Minimum allowable water pressure MPa 0.1
Maximum allowable water pressure MPa 0.3

YUTAKI S COMBI
MODEL 2.0HP 2.5HP 3.0HP 4.0HP 5.0HP 6.0HP
Minimum water ow rate (*1) m
3
/h 0.5 0.6 0.6 1.0 1.1 1.2
Maximum water ow rate (*1) m
3
/h 1.8 1.9 1.9 2.7 2.8 2.8
Minimum installation water volume (*2) l 28 28 28 38 46 55
Minimum allowable water pressure MPa 0.1
Maximum allowable water pressure MPa 0.3

YUTAKI S80
MODEL
4.0HP 5.0HP 6.0HP
Version for
indoor unit
alone
Version for
combination
with DHW
tank
Version for
indoor unit
alone
Version for
combination
with DHW
tank
Version for
indoor unit
alone
Version for
combination
with DHW
tank
Minimum water ow rate (*1) m
3
/h 1.0 1.1 1.2
Maximum water ow rate (*1) m
3
/h 2.8 2.5 3.2 2.7 3.2 2.7
Minimum installation water volume (*2) l 40 50 50
Minimum allowable water pressure MPa 0.1
Maximum allowable water pressure MPa 0.3
WORKING RANGE
PMML0575 rev.2 - 03/2022
37