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15HE |
24HE |
System
HE |
|
Price |
£700.82 |
£732.97 |
£804.41 |
| Promax |
Units |
15HE |
24HE |
System
HE |
| Max Heat
Input |
kW |
16.88 |
24.50 |
34.0 |
| Max Heat
Output (non condensing 70°C mean water temp)
| kW |
15.24 |
22.0 |
30.18 |
| Max Heat
Output (condensing 40°C mean water temp)
| kW |
16.49 |
23.8 |
32.61 |
| Min Heat
Output (non condensing 70°C)
| kW |
9.14 |
9.14 |
9.14 |
| Min Heat
Output (non condensing 40°C)
| kW |
10.1 |
10.1 |
10.1 |
| Case height |
mm |
600 |
600 |
850 |
| Case width |
mm |
390 |
390 |
490 |
| Case depth |
mm |
320 |
320 |
325 |
| Max gas rate
(NG) |
m3/hr |
1.48 |
2.95 |
2.95 |
| Weight
(lift) |
kg |
31.5 |
31.5 |
41.0 |
| Weight
installed (empty) |
kg |
38.2 |
38.2 |
49.4 |
| Max static
head |
m |
30 |
30 |
- |
| Min static
head |
m |
1 |
1 |
- |
| Water
content |
litres |
2.6 |
2.6 |
3.5 |
| NOx class |
|
5 |
5 |
5 |
| Power
consumption |
watts |
80 |
80 |
200 |
| Integral
electronic programmer |
|
No |
No |
No |
| Concealed
user control |
|
No |
No |
Yes |
| User
adjustable boiler and thermostat |
|
No |
No |
Yes |
| LED
operating status and fault indication |
|
No |
No |
Yes |
| Ignition
system |
|
Electronic |
Electronic |
Electronic |
| Suitable for
sealed system |
|
Yes |
Yes |
Yes |
| Seasonal
Efficiency (SEDBUK) Rating |
% |
91.3 |
91.0 |
90.7 |
| Min
installation clearance above |
mm |
200 |
200 |
200 |
| Min
installation clearance left |
mm |
5 |
5 |
5 |
| Min
installation clearance right |
mm |
5 |
5 |
5 |
| Min
installation clearance below |
mm |
130 |
130 |
130 |
| Min
installation clearance front operating |
mm |
5 |
5 |
5 |
| Min
installation clearance front servicing |
mm |
500 |
500 |
500 |
| Gas
connection |
|
Rc1/2 |
Rc1/2 |
22mm |
| Flow
connection |
mm |
28 |
28 |
22 |
| Return
connection |
mm |
28 |
28 |
22 |
| Electric
supply |
V/Hz |
230/50 |
230/50 |
230/50 |
| Max system
pressure |
bar |
3 |
3 |
3 |
| Min system
pressure |
bar |
1 |
1 |
1 |
| Recommended
system temperature drop (normal) |
°C |
11 |
11 |
11 |
| Recommended
system temperature drop (condensing) |
°C |
20 |
20 |
20 |
| Horizontal
flue terminal dimensions (diameter) |
mm |
110 |
110 |
110 |
| Horizontal
flue terminal dimensions (projection) |
mm |
150 |
150 |
150 |
| Inlet
pressure @ gas valve (natural gas) min |
mbar |
18.1 |
18.1 |
18.1 |
| Inlet
pressure @ gas valve (natural gas) max |
mbar |
22.5 |
22.5 |
22.5 |
| LPG kit
available |
|
No |
No |
No |
| Controls: |
|
Preset
boiler thermostat, safety thermostat flow switch, electronic flame
sensing, temperature protection thermostat & condensate blockage
sensor. |
| Fuel |
|
Natural
Gas |
| System
application |
|
Fully
pumped open vented & sealed systems |
Sealed system |
|