EN
DESCRIPTION
TEMPERATURE - PRESSURE
Max operating temperature (T max)
Heating adjustment range
Domestic hot water adjustment range
Max operating pressure (PMS)
Water content in boiler
Lower Heat Output (Hi)
G20 Hi.
9.45 kW/m
(15°C, 1013 mbar) - G31 Hi. 12.87 kW/kg (15°C, 1013 mbar)
3
1.6
Main water circuit
1
2
3
4
5
6
13
16
25
Sc
M System delivery
R System return
S Safety valve outlet
G Gas supply
U Domestic hot water outlet
E Domesti hot water inlet
C Domestic hot water recirculation attachment
Sc Condensate outlet
Condensing heat exchanger
1
Combustion chamber
2
Fan
3
Return sensor (SR)
4
Thermal safety thermostat
5
Delivery sensor
6
Pressure transducer
7
Automatic bleed valve
8
Pump
9
System expansion vessel
10
°C
°C
°C
bar
kPa
10
8
9
14
7
15
26
G
R
S
Brava Slim HE 25/55 ErP
l
4,65
21
11
12
24
27
M
Diverter valve
11
Automatic by-pass
12
Gas valve
13
Boiler drain
14
3 bar system relief valve
15
Condensate siphon outlet
16
Storage tank
17
Magnesium anode
18
Domestic hot water sensor
19
Hot water tank drain valve
20
Domestic hot water expansion vessel
21
7 bar tank relief valve
22
Domestic hot water filling valve (on request)
23
Boiler/heating circuit filling valve
24
Gas valve (on request)
25
System return valve (on request)
26
System delivery valve (on request)
27
Brava Slim HE 30/55 ErP
85
20÷80
10÷60
3
300
4,95
17
19
18
20
23
C
U
E
22
S
Fig. 4
73