4
GB
2 - PRESENTATION
2.1 - DESCRIPTION
2.1.1 - GENERAL
• Reminder:
- Water system pressure: 2 bar.
- Operating limits:
1
- Plate type heat exchanger.
2
- Electric heater:
HKE 189R
:
• 3 kW : 1
st
stage = 1.5 kW; 2
nd
stage = 1.5 kW.
• 4.5 kW : 1
st
stage = 3 kW;
2
nd
stage = 1.5 kW.
HKE 259R, 369R and 489R
:
• 4 kW : 1
st
stage = 2 kW;
2
nd
stage = 2 kW.
• 6 kW : 1
st
stage = 4 kW;
2
nd
stage = 2 kW.
HKE 609R
:
• 6 kW : 1
st
stage = 3 kW;
2
nd
stage = 3 kW.
• 9 kW : 1
st
stage = 6 kW;
2
nd
stage = 3 kW.
HKE 709R and 909R
:
• 8 kW : 1
st
stage = 4 kW;
2
nd
stage = 4 kW.
• 12 kW : 1
st
stage = 8 kW;
2
nd
stage = 4 kW.
3
- Automatic air vent valve.
4
- Water pressostat.
5
- Automatic reset safety thermostat.
6
- Manual reset safety thermostat.
7
- Circulator pump.
8
- Surge tank.
9
- Manual air vent valve.
10
- Hydraulic system pressure gauge.
11
- Safety valve.
12
- Flow detector.
13
- Water inlet connection.
14
- Water outlet connection.
15
- Filling / drainage of the water
system.
16
- Safety valve drain connection.
17
- Flare gas connector.
18
- Flare liquid connector.
19
- Electrical cable passage.
20
- Water system pressure tap for flow
control.
21
- Cover.
22
- Communication module access window.
23
- Electrical box (see in paragraph 2.1.2).
HKE 189R
HKE 259R
HKE 369R
HKE 489R
HKE 609R
HKE 709R
HKE 909R
9
20
7
20
12
23
8
1
3
4
2
6
5
17 10 18 14 16 11 15 13 19
21
22
Materials:
- Copper piping.
- Stainless steel water heat exchanger.
- Painted sheet metal cabinet.
25
35
45
50
35
20
-16 -10
5
18
20
35 43
10
Outdoor dry air
temperature (°C)
Outdoor dry air
temperature (°C)
Water output
temperature (°C)
Water output
temperature (°C)
Heating mode
Cooling mode
HKE 369R / 489R / 609R
25
35
50
35
-16 -10
Outdoor dry air
temperature (°C)
Water output
temperature (°C)
Heating mode
HKE 189R / 259R / 709R / 909R
HKE 189R / 259R / 369R / 489R /
609R / 709R / 909R