Country GB/IE Natural Gas
Appliance Category
Max Gas Rate
Both 2.68 Engine 0.82
Injector (mm)
Engine 4.1
Inlet Pressure
Country GB/IE Propane Gas
Appliance Category
Max Gas Rate
Both 1.04 Engine 0.32
Injector (mm)
Engine 3.0
Inlet Pressure
Heat Input
Heat Input
Heat Output
Heat Output
Appliance Type
Electrical Supply
(Appliance must be connected to an earthed supply)
Power Consumption
24 model
Electrical Protection
External Fuse Rating
Internal Fuse Rating for pump & diverter
valve
Condensate Drain
To accept 21.5mm (3/4 in) plastic waste pipe
Flue Terminal Dimensions
Diameter
Projection
Connections
Gas Supply
Central Heating Flow
Central Heating Return
Outercase Dimensions
Casing Height
Overall Height Inc Flue Elbow
Casing Width
Casing Depth
NOx Class
5
Central Heating Primary Circuit Sealed System only
bar
Safety Discharge
3
Max Operating
2.5
Min Operating
0.5
Recommended
Range 12
Operating
Hydraulic Resistance
See graph below
Frost Thermostat
5° C
Weights
Packaged Boiler Carton 117kg
Installation Lift Weight
110kg
Clearances
Above Casing
300 mm Min (horizontal flue)
200 mm Min (vertical flue)
Below Casing
200 mm Min
Front
450 mm Min (For Servicing)
Front
5 mm Min (In Operation)
L.H. Side
5 mm Min
R.H. Side
60 mm Min (In Operation)
CAT I
2H
3
(m
/hr)
Supplementary 1.86
Supplementary 5.6
(Natural Gas G20)
mbar 20
CAT I
3P
3
(m
/hr)
Supplementary 0.72
Supplementary 4.0
(LPG G31)
mbar 37
(Net)
Max
kW
25.3
(Gross)
Max
kW
28.1
(NonCondensing)
Max
kW
23.7
(Condensing)
Max
kW
24.3
C13
C33
230V~ 50Hz
150W
IPX4
13A
3.15A
100mm
125mm
copper tails
15mm
22mm
22mm
950mm
1135mm
450mm
426mm
Min
3.7
Min
4.1
Min
3.2
Min
3.3
C53