3
Technical Information
Component Parts
<EHPX-*M*D> (Packaged model system)
<Figure 3.1>
<E*S*-*M**D> (Split model system)
13
6
3
4
5
14
15
<Figure 3.3>
No.
Part name
1
Control and electrical box
2
Main remote controller
3
Plate heat exchanger (Refrigerant - Water)
4
Water circulation pump 1
5
Pump valve
6
Air vent (manual)
7
Drain cock (Primary circuit)
8
Booster heater 1,2
9
Flow sensor
10 Manometer
11 Pressure relief valve (3bar)
12 Automatic air vent
13 Expansion vessel
14 Strainer valve
15 Drain pan
16 Pressure relief valve (5bar)
17 Pressure sensor
1
2
10
16
12
8
17
9
7
11
EHPX-*M*(E)D
EHS*-MED
EHS*-*M*D
EHS*-YM9ED
-
-
-
-
*1
-
-
-
-
*1
-
-
*3
*3
<Table 3.3>
13
6
5
4
<Figure 3.2>
<E*SE-*M*ED>
3
4
5
7
15
<Figure 3.4>
ERS*-*M*(E)D
ERS*-MED
Note:
For installation of all E***-*M*ED models, make sure
to install a suitably sized primary-side expansion
vessel and an additional PRV to prevent the expan-
sion vessel from burst in the field. (See figure 3.5 ~ 3.6
and 4.3.10 for further guidance)
-
-
*2
-
*1 EHPX-YM9ED and EHPX-MED are not included.
-
*2 ERSE-YM9ED is not included.
-
*2
-
*3 Only 2HP (E*SD) model.
*3
*3
*3
16
12
8
9
en
14
12
6
8
9
14
11
6
