MAINTENANCE AND
SERVICE GUIDE
System II Plus 80 and 100
Central Heating
Fanned Flue Boiler
Dimensions
Technical data
Heat input C/H & HW
System 80 :
11.73 to 28,70 kW
System 100 :
15.43 to 34.50 kW
Heat output C/H & HW System 80 :
9.50 to 24 kW
System 100 :
12.50 to 28 kW
Max. operating pressure C/H circuit :
2.5 bar
Expansion vessel net capacity
:
5.4 l
Expansion vessel initial pressure
:
0.7 bar
Electrical consumption
:
150 w
Voltage
:
230 v
Electrical protection index
:
IP24
Fuses
:
2 A and 1.25 A
Gas category
:
II 2E+ 3+
Nominal gas flow rate at 15°C and 1013 mbar
BRITONY System II Plus 80
BRITONY System II Plus 100
Maximum Minimum Maximum Minimum
power kW
power kW
power kW
power kW
-Natural gas ( G 20) at 20 mbar
2.74 m
3
/h
1.22 m
3
/h
3.34 m
3
/h
1.57 m
3
/h
-Butane gas ( G 30 ) at 28 mbar
2.04 kg/h
0.91 kg/h
2.45 kg/h
1.17 kg/h
-Propane gas ( G 31 ) at 37 mbar
2.00 kg/h
0.89 kg/h
2.42 kg/h
1.15 kg/h
Injectors and gas valves seat diameter
BRITONY System II Plus 80
BRITONY System II Plus 100
Natural gas
Butane or Propane
Natural gas
Butane or Propane
-Blue solenoid restrictor diameter
2.60 mm
1.75 mm
2.90 mm
2.00 mm
-Gas valve restrictor diameter
6.70 mm
4.90 mm
no restrictor required
6.70 mm
-Manifold injectors (16)
1.23 mm
0.70 mm
1.26 mm
0.76 mm
I
Safety valve outlet
J Heating flow
K H.W. flow
L Gas supply
N Heating return
Sizes in mm
Flue types:
C 12 or 42: horizontal
C 32 xx:
vertical concentric
C 32 xy:
Twin flue
Boiler outer case dimensions :
- Height : 850
- Boiler width : 440 (minimum space required 450)
- Depth : 380
c
Summary of Contents for Britony System II Plus 80
Page 11: ...Notes 11...
