Potterton Gold 24 HE Installation & Service Instructions Manual page 10

Appliance Type
Appliance Category CAT I
Heat Input CH (Net)
Max Min
kW 24.7 9
Heat Input CH (Gross)
Max Min
kW 27.4 10
Heat Output CH (Non-Condensing)
Max Min
kW 24 8.7
Heat Output CH (Condensing)
Max Min
kW 25.9 9.5
Heat Input DHW (Net)
Max
kW 28.9
Heat Input DHW (Gross)
Max
kW 32.1
Heat Output DHW
Max
kW 28
Max Gas Rate (Natural Gas - G20)
(After 10 mins)
m 3 /h 3.1
Inlet Pressure (Natural Gas - G20)
mbar 20
Injector (Natural Gas - G20)
7.5mm
Electrical Supply
(Appliance must be connected to an
earthed supply)
SEDBUK Declaration For Gold 24 HE
The seasonal efficiency (SEDBUK) is 90.1%
Band A
This value is used in the UK Government's Standard Assessment
Procedure (SAP) for energy rating of dwellings. The test data from
which it has been calculated have been certified by 0085.
10
C C
Power Consumption
13 33
Electrical Protection
2H
External Fuse Rating
Internal Fuse Rating
NO x Class
Condensate Drain
To accept 21.5mm (
Flue Terminal
Dimensions
Connections
Gas Supply
Central Heating Flow
Central Heating Return
Cold Water Mains Inlet
DHW Flow
Pressure Relief Discharge -
Outercase Dimensions
Casing Height
Overall Height Inc Flue
Elbow
Casing Width
Casing Depth
Clearances
Above Casing
Below Casing
Front
Front
L.H. Side
R.H. Side
Weights
230V~ 50H z
Packaged Boiler Carton
Installation Lift Weight
4.0 TECHNICAL DATA
4.2 Gold Combi 28 HE
155W
IPX0D
3A
F2L
5
3 / in) plastic waste pipe
4
Diameter 100mm
Projection 125mm
copper tails
- 22mm
- 22mm
- 22mm
- 15mm
- 15mm
15mm
- 780mm
- 965mm
- 450mm
- 345mm
200 mm Min
200 mm Min
450 mm Min
(For Servicing)
5 mm Min
(In Operation)
5 mm Min
5 mm Min
(In Operation)
kg
56.5
45
Pump - Available Head
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
0 200 400 600
Flow Rate (l/h)
Central Heating Primary Circuit
Pressures
Safety Discharge
Max Operating
Min Operating
Recommended Operating Range
DHW Circuit bar
Pressures
Max Operating 8
Min Operating 0.15
Flow Rates l/min
DHW Flow Rate
@ 30 o C Rise 13.3
DHW Flow Rate
@ 35 o C Rise 11.5
Min Working
DHW Flow Rate 2
Pump
Available Head See graph below
Expansion Vessel - (For Central Heating
only. Integral with appliance)
bar
Min Pre-charge Pressure 0.5
litre
Max Capacity of
CH System 125
Primary Water Content
of Boiler (unpressurised) 2.5
Temperatures
C.H. Flow Temp
(adjustable)
25°C to 80°C
max
D.H.W. Flow Temp
(adjustable)
35°C to 60°C
max
dependent upon flow rate
800 1000 1200
Publication No. 5116282
bar
3
2.5
0.5
1-2
(± 5°C)
(± 5°C)