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Idiomas disponibles
Idiomas disponibles
D
21
21
A
A
Outdoor unit
B
Indoor module
C
Buffer tank
D
External heating control system
E
Domestic hot water boiler
F
Reversal valve open/closed detection relay
Connector X4 - Connection of the reversal valve to the heat
G
pump's indoor module
3
0,3 MPa safety valve (3 bar)
5
Flow controller
7
Automatic air vent
9
Isolating valve
10
3-way mixing valve
11
Circulation pump
16
Closed expansion vessel
21
Exterior temperature sensor
26/05/2016 - 7623163-03
B
16
65
3
22
64
5
93
10
11
52
147
C
B000073-1
7
D
F
21
21
G
A
22
Flow sensor underfloor heating
28
Domestic cold water inlet
Pressure reducer if supply pressure exceeds 80 % of the
29
safety valve pressure setting
30
Safety unit calibrated to 0,7 MPa (7 bar)
52
Differential valve
64
Circuit A - direct heating circuit (example: radiators)
Circuit B - Heating circuit with mixing valve, heating circuit
65
which may be at low temperature (underfloor heating or
radiators)
93
Heating pump for circuit with mixing valve
117 Reversal valve for domestic hot water production
133 Modulating room thermostat
147 400 µm filter + Gate valve
EH493
B
16
65
3
22
64
5
93
10
11
52
147
117
M
C
28
30
29
7
E
7
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