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• Reminder:
- Water system pressure: 2 bar
- Operating limits:
GB
2 - PRESENTATION
2.1 - DESCRIPTION
2.1.1 - GENERAL
1 - Plate type heat exchanger.
2 - Electric heater:
SPW-W336 and 486:
• 4 kW: 1
st
stage = 2 kW; 2
• 6 kW: 1
st
stage = 4 kW; 2
SPW-W606:
• 6 kW: 1
st
stage = 3 kW; 2
• 9 kW: 1
st
stage = 6 kW; 2
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 detail below).
2.1.2 - ELECTRICAL BOX
1 - Electrical cable passage.
2 - Terminal strip.
3 - Heating element circuit breakers.
4 - Heating element contactors.
5 - Circulator contactors.
6 - Fault relays.
7 - Water flow rate relay.
8 - Heating control board.
9 - Communication module CC1.
10 - Control circuit circuit-breaker.
11 - Indoor unit board.
12 - Transformer.
Water output
temperature (°C)
50
45
35
25
-16 -10
SPW-W366HH
SPW-W486HH
SPW-W606HH
nd
stage = 2 kW.
nd
stage = 2 kW.
nd
stage = 3 kW.
nd
stage = 3 kW.
21
22
8
4
3
Heating mode
Water output
temperature (°C)
Outdoor dry air
temperature (°C)
20
35
Materials:
- Copper piping.
- Stainless steel water heat exchanger.
- Painted sheet metal cabinet.
8
1
3
4
2
6
5
12
11
10
9
5
7
6
2
1
4
Cooling mode
20
18
Outdoor dry air
temperature (°C)
5
10
35 43
17 10 18 14 16 11 15 13 19
9
20
7
20
12
23
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