Hitachi YUTAKI S80 Series - Indoor Unit

3. General data
TCGB0075 rev.0 - 11/2012
64
3.5.2 Indoor unit
Model RWH-4.0FS(V)NFE RWH-5.0FS(V)NFE RWH-6.0FS(V)NFE
Compressor
Model
1~ 230V 50Hz - H405DHD-64A1 H405DHD-64A1 H405DHD-64A1
3N~ 400V 50Hz - H405DHD-64D1 H405DHD-64D1 H405DHD-64D1
Type - Hermetic scroll
Pressure
resistance
Discharge MPa 2.94 2.94 2.94
Suction MPa 0.15 0.15 0.15
Motor type
Starting method - Inverter-driven (I.D.)
Poles - 4 4 4
Insulation class - E E E
Oil type - FVC68D FVC68D FVC68D
Oil quantity l 1.2 1.2 1.2
Heat exchanger
Material - Stainless steel
Transfer uids -
R410A
-
H
2
O
R134a
-
H
2
O
R410A
-
R134a
R410A
-
H
2
O
R134a
-
H
2
O
R410A
-
R134a
R410A
-
H
2
O
R134a
-
H
2
O
R410A
-
R134a
Quantity - 1 1 1 1 1 1 1 1 1
Dimensions
Height (H) mm 526
Width (W) mm 119
Depth (D) mm 93.6 93.6 125 125 125 125 125 125 125
Piping
Refrigerant connec-
tion
mm
(in)
Ø15.88
(5/8”)
Ø15.88
(5/8”)
Ø15.88
(5/8”)
-
Ø28.6
(1-1/8”)
Ø15.88
(5/8”)
Ø15.88
(5/8”)
Ø15.88
(5/8”)
-
Ø28.6
(1-1/8”)
Ø15.88
(5/8”)
Ø15.88
(5/8”)
Ø15.88
(5/8”)
-
Ø28.6
(1-1/8”)
Water connection
mm
(in)
Ø28.6
(1-1/8”)
Ø28.6
(1-1/8”)
-
Ø28.6
(1-1/8”)
Ø28.6
(1-1/8”)
-
Ø28.6
(1-1/8”)
Ø28.6
(1-1/8”)
-
Maximum refrigerant operating
pressure
MPa 4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5
Maximum water operating pressure MPa 3.6 3.6 - 3.6 3.6 - 3.6 3.6 -
Internal refrigerant volume l 2.11 2.11
2.89
+
3.00
2.89 2.89
2.89
+
3.00
2.89 2.89
2.89
+
3.00
Internal water volume l 2.22 2.22 - 3.00 3.00 - 3.00 3.00 -
Pump
Model - UPS25-80/180
Type - Glandless
Power supply - 1~ 230V 50Hz
Maximum lift pressure kPa 61 62 62
Maximum water ow m
3
/h 2.9 3.1 3.1
Piping
Water inlet (in) 1-1/2” G
Water outlet (in) 1-1/2” G
Inlet/outlet distance mm 180
Expansion vessel
Material - Steel (with stainless/galvanized steel connections)
Internal water volume l 12
Dimensions
Height (H) mm 435
Width (W) mm 343
Depth (D) mm 98
Working pressure MPa 0.3
Pre-loading pressure (Air side) MPa 0.08
Water strainer
Type - Y shape
Material - Brass
Piping connection (in) DI 41.4 (brazed)
Mesh (hole size) mm 0.5