| Controls |
| User adjustable CH temperature |
|
Yes |
| User adjustable DHW temperature |
|
Yes |
| Operating mode selector switch |
|
Yes |
| LED operating / fault status display |
|
Yes |
| Integral 24 hr electro-mechanical timer |
|
Optional |
| Integral 7 day electronic timer |
|
Optional |
| Gas |
| Natural gas |
|
Yes |
| Optional LPG conversion kit |
|
Yes |
| Inlet supply pressure (Natural gas) |
mbar |
20 |
| Inlet supply pressure (Propane) |
mbar |
37 |
| Gas rate |
m3/hr |
2.62 |
| Heat input (maximum) |
kW |
24.8 |
| Heat input (minimum) |
kW |
10.6 |
| Heat output maximim non-condensing |
kW |
24 |
| Heat output minimum non-condensing |
kW |
9.8 |
| Heat output maximum condensing |
kW |
25.2 |
| Heat output minimum condensing |
kW |
10.1 |
| Domestic hot water flow rate (maximum) @ 35°C rise |
litres/min |
9.8 |
| Domestic hot water flow rate (minimum) |
litres/min |
2.5 |
| Seasonal efficiency band |
SEDBUK |
B |
| NOx |
Class |
3 |
| Electrical |
| Electrical supply |
Volts / Hz |
230 / 50 |
| Power consumption |
Watts |
170 |
| External fuse rating |
Amps |
3 |
| Ingress protection rating (as supplied) |
|
IPX5D |
| Pump overrun |
|
No |
| 24hr pump exercise |
|
No |
| Integral frost thermostat (boiler protection only) |
|
No |
| Weight |
| Installation lift weight |
kg |
43.5 |
| Mechanical & Hydraulic |
| DHW system pressure maximum |
bar |
8 |
| DHW operating pressure minimum |
bar |
0.2 |
| Safety pressure discharge |
bar |
3 |
| Integral automatic bypass |
|
Yes |
| CH system capacity maximum |
litres |
125 |
| Gas supply pipe size |
mm |
22 |
| Flow & return pipe size |
mm |
22 |
| Temporary filling loop |
|
Optional |
| Compartment ventilation required |
|
No |
| Pre-plumbing jig |
|
No |
| Flue Systems |
| Standard concentric flue diameter |
mm |
100 |
| Standard flue installed length |
mm |
685 |
| Maximum equivalent length horizontal |
m |
4 |
| Maximum equivalent length vertical |
m |
4 |
| Optional twin pipe vertical flue diameter |
mm |
80 / 80 |
| Maximum equivalent length |
m |
12 |
