18
CONDENSING GENERATORS
Wall-hung gas condensing modules
HYDRAULIC SYSTEM
Scheme 1
: circuit with thermal module connected directly to the heating system (check that the pump head is sufficient to ensure adequate
circulation)
1.
Globe valve
2.
Non-return valve
3.
Sanitary circulator
4.
Expansion vessel
5.
Safety valve
6. Discharge
7.
Pressure gauge
8. Pressure switch
9. Softener filter
10. Pressure reducer
11. Tank
12. Automatic bleed valve
13. Three way valve
14. Circulator
SE External probe
F
High temperature system flow
R
High temperature system return
EAF Cold water inlet
UAC Domestic hot water outlet
Scheme 2
: circuit with thermal module connected directly to the heating system and DHW tank (check that the pump head is sufficient to
ensure adequate circulation)
1.
Globe valve
2.
Non-return valve
3.
Sanitary circulator
4.
Expansion vessel
5.
Safety valve
6. Discharge
7.
Pressure gauge
8. Pressure switch
9. Softener filter
10. Pressure reducer
11. Tank
12. Automatic bleed valve
13. Three way valve
14. Circulator
SE External probe
F
High temperature system flow
R
High temperature system return
EAF Cold water inlet
UAC Domestic hot water outlet
10 9
EAF
F
2
1
R
1
1
1
1
14
4
5
6
7
8
CONDEXA PRO
SE
5
UAC
1 9 10 1
EAF
6
13
12
1
1
2
3
4
11
10 9
EAF
F
2
1
R
1
1
1
1
4
5
6
7
8
CONDEXA PRO
SE
6
14
