Heat Pumps
Gas Boilers
Integrated Solutions
Heat Pumps
Commercial Solutions
The Baxi AquaHeat HI is also perfectly suited to supply heat to communal and commercial premises in your development.
AquaHeat HI
A: HIU width = 540mm
B: HIU height = 857mm
C: HIU depth = 260mm
D: Side Clearance = 30mm
E: Upper Clearance = 100m
F: Lower Clearance = 100m
G: Front Clearance (in operation) = 200mm
AquaHeat HI/HWI
A: HIU width = 540mm
B: HIU height = 750mm
C: HIU depth = 260mm
D: Side Clearance = 30mm
E: Upper Clearance = 100m
F: Lower Clearance = 100m
G: Front Clearance (in operation) = 200mm
| Product Model | HI/HWI - 4/50 | HI/HWI - 4/50 | HI/HWI - 14/50 | HI/HWI - 14/50 | HI - 50 | HI - 50 |
|---|---|---|---|---|---|---|
| with Heat Meter & Mercurius | with Heat Meter & Mercurius | with Heat Meter & Mercurius | ||||
| Product Code | 7867470 | 7867472 | 7867476 | 7867477 | 7867474 | 7867475 |
| Net Weight (Dry) (kg) | 27 | 26.5 | 27 | 26.7 | 30 | 30 |
| Net Weight (Wet) (kg) | 27.5 | 27 | 27.5 | 27.2 | 31.5 | 31.5 |
| Gross Weight (packaged) (kg) | 27 | 26.5 | 27 | 26.7 | 30 | 30 |
| Height (packaged) (mm) | 750 | 750 | 750 | 750 | 857 | 857 |
| Width (packaged) (mm) | 540 | 540 | 540 | 540 | 540 | 540 |
| Depth (packaged) (mm) | 260 | 260 | 260 | 260 | 260 | 260 |
| Heat Loss in keep warm mode high temp (DH 70°C) (kWh / 24h) | 0.95 | 0.95 | 0.95 | 0.95 | - | - |
| Heat Loss in keep warm mode low temp (DH 55°C) (kWh / 24h) | 0.91 | 0.91 | 0.91 | 0.91 | ||
| Primary Side | ||||||
| Max operating pressure (bar) | 16 | 16 | 16 | 16 | 16 | 16 |
| Max operating temperature (˚C) | 90 | 90 | 90 | 90 | 90 | 90 |
| Maximum primary flow rate (DHW mode) (55 primary / 50 dhw (m3/h) | 0.9 | 0.9 | 0.9 | 0.9 | - | - |
| Maximum primary flow rate (space heating mode) (55 primary / 45/35 CH) (m3/h) | 0.26 | 0.26 | 0.6 | 0.6 | 3 | 3 |
| Maximum primary pressure differential (kPa) | 600 | 600 | 600 | 600 | ||
| Min primary pressure drop req. at Maximum primary flow rate (DHW Mode) (kPa) | 16 | 16 | 16 | 16 | - | - |
| Space Heating hydraulics | ||||||
| Max operating pressure (bar) | 2.5 | 2.5 | 2.5 | 2.5 | 3 | 3 |
| Max operating temperature (˚C) | 85 | 85 | 85 | 85 | 85 | 85 |
| Safety relief valve setting (bar) | 3 | 3 | 3 | 3 | 3 | 3 |
| Heating temperature setpoint (min - max) (˚C) | 15 - 85 | 15 - 85 | 15 - 85 | 15 - 85 | 15 - 85 | 15 - 85 |
| Heating temperature setpoint (default) (˚C) | 45 | 45 | 45 | 45 | 45 | 45 |
| Heating nominal pump head (kPa) | 70 | 70 | 70 | 70 | - | - |
| DHW hydraulics | ||||||
| Max operating pressure (bar) | 10 | 10 | 10 | 10 | - | - |
| Min cold water supply pressure (bar) | 1 | 1 | 1 | 1 | - | - |
| Hot water temperature setpoint (min-max) (˚C) | 40-65 | 40-65 | 40-65 | 40-65 | - | - |
| Hot water temperature setting (default) (˚C) | 50 | 50 | 50 | 50 | - | - |
| Electrical | ||||||
| Power supply (V / Hz) | 230V ~50 Hz | 230V ~50 Hz | 230V ~50 Hz | 230V ~50 Hz | 230V ~50 Hz | 230V ~50 Hz |
| Permanent live required (yes/no) | yes | yes | yes | yes | yes | yes |
| Power consumption (max space heating output) (W) | 65 | 65 | 65 | 65 | 12 | 12 |
| Power consumption (standby) (W) | 3 | 3 | 3 | 3 | 3 | 3 |
| Power consumption (max space heating output, with Mercurius) (W) | 75 | 75 | 75 | 75 | 22 | 22 |
| Power consumption (standby, with Mercurius) (W) | 13 | 13 | 13 | 13 | 13 | 13 |
| Minimum external fuse rating (A) | 5 | 5 | 5 | 5 | 5 | 5 |
| Internal fuse rating (A) | 5 | 5 | 5 | 5 | 5 | 5 |
| Connection Types / Sizes | ||||||
| Primary network flow | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 1 female | 1 female |
| Primary network return | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 1 female | 1 female |
| Space heating flow | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 1 female | 1 female |
| Space heating return | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 1 female | 1 female |
| Cold water feed | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 1 female | 1 female |
| Domestic hot water flow | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 3/4 ISO G 228 male | 1 female | 1 female |
| Space heating safety valve discharge (mm) | 15 | 15 | 15 | 15 | 12 | 12 |
*when evidence of commissioning supplied
