Water system

| Model | 300B | 500B | 300PB | 500PB |
|---|---|---|---|---|
| Dimensions (width) mm | 595 | 790 | 595 | 790 |
| Dimensions (Depth) mm | 615 | 790 | 615 | 790 |
| Weight Empty (kg) | 58 | 82 | 58 | 89 |
| Tank Water volume | 294 | 477 | 294 | 477 |
| Maximum water temperature °C | 85 | 85 | 85 | 85 |
| Insulation Heat loss kWh/24h | 1.50 | 1.70 | 1.50 | 1.70 |
| Standing heat loss W | 64 | 72 | 64 | 72 |
| Storage volume | 294 | 477 | 294 | 477 |
| Internal coil volume | 27.10 | 28.10 | 27.10 | 28.10 |
| Operating pressure bar | 6 | 6 | 6 | 6 |
| Average specifc thermal output W/K | 2,790 | 2,825 | 2,790 | 2,825 |