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Monobloc Outdoor Unit
Legend for Water system diagrams:
HYDRONIC COMPONENTS
1
Mesh filter
2
On/off valve (water filling - optional)
3
Pressure reducer (water filling - optional)
4
Water drain valve
5
Paddle flow switch
6
Expansion tank
7
Safety valve
8
Pump
9
Temperature sensor
10
Brazed Plate Heat Exchanger
11
Anti-freeze electric heater
12
Temperature sensor
Components provided with unit
Note: The unit must be protected against frost
Glycol Anti-Freeze
Glycol
Correction
factors
* Temperature values are indicative.
Always refer to the temperature specification for the specific Glycol.
% Inhibited Ethylene Glycol
Freezing temperature * (°C)
Capacity
Absorbed power
Loss of head
SYSTEM COMPONENTS
13
Pocket for temperature sensor
14
Air purge
15
Flexible connections
16
On/off valve
Water flow control valve (factory supplied only
17
with hydronic module option but to be installed
on site)
Bypass valve for anti-freeze protection (when,
18
in winter, on/off valve are closed)
Mesh filter (mandatory for a unit without
19
hydronic kit)
20
Pressure gauge
21
Water drain valve from the plant
Water drain valve from refrigerant – water
22
exchanger
23
Charge valve
24
Buffer tank (if required)
10%
20%
-4
-9
0.996
0.991
0.990
0.978
1.003
1.010
26
Service Manual
30%
40%
-15
-23
0.983
0.974
0.964
0.951
1.020
1.033
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