Sime GIULIA SYSTEM 25 - Main Water Circuit

19
DESCRIPTION
GIULIA SYSTEM
25
NOZZLES  GAS
Number of nozzles No. 1
Nozzle diameter (G20-G31) mm 5,3 / 4,2
TEMPERATURE  PRESSURE
Max operating temperature (T max) °C 85
Heating adjustment range °C 20÷80
Max operating pressure (PMS)
bar 3
kPa 300
Water content in boiler l 2,45
Lower Heat Output (Hi)
G20 Hi. 9.45 kW/m
3
(15°C, 1013 mbar) - G31 Hi. 12.87 kW/kg (15°C, 1013 mbar)
5.6 Main water circuit
1 14
15 16 17
2
3
4
5
6
7
8
9
10
11
12
13
Sc M G R S
Fig. 11
KEY:
M System flow
R System return
G Gas supply
S Safety valve outlet
Sc Condensate outlet
1 Primary heat exchanger group
2 Fan (V)
3 Safety thermostat
4 Heating probe
5 Automatic by-pass
6 Condensate siphon outlet
7 Gas valve
8 System drainage outlet (SI)
9 System relief valve (VS)
10 System circulator pump
11 Automatic bleed valve
12 Pressure gauge (MA)
13 Water pressure transducer (TPAC)
14 Expansion vessel (VE)
15 System flow cock (if supplied)
16 Gas cock (if supplied)
17 System return cock (if supplied)