Hitachi YUTAKI Serie Installations- Und Betriebshandbuch Seite 68

GENERAL DATA
Model
Material
Internal water volume
Working pressure
Pre-loading pressure (Air side)
Type
Material
Piping connection
Mesh (hole size)
Automatic filter cleaning
Safety valve
Low pressure switch
Unit drain valve
DHW drain valve
Shut-off valve
Air purger
Manometer
Unit controller
Blank data: To be informed later.
56 PMML0335A rev.1 - 04/2016
RWD-2.0 RWD-2.5
NW(S)E- NW(S)E-
260S 260S
Steel (with stainless/galvanized steel connections)
-
L
MPa
MPa
- Isolated water strainer (Filter ball)
-
(in) 1", DN25
mm
-
-
-
-
-
-
-
-
-
RWD-3.0 RWD-4.0
NW(S)E- NW(S)E-
260S 260S
6.0
0.3
0.1
Brass
0.7
Yes
Yes (3 bar)
Yes (<0.5 bar)
Yes
Yes
Yes (2 factory-supplied valves)
Yes
Yes
Yes (PC-ARFHE)
RWD-5.0 RWD-6.0
NW(S)E- NW(S)E-
260S 260S
1", DN32