/ Product catalogue / Decentralized ventilation units / Decentralized HRU for residential buildings / Basic / VENTO Eco2 A50-4 S11 Pro / VENTO Eco2 A50-4 S Pro
| Unit of measurement | VENTO Eco2 A50-4 S Pro | |||
| Minimum supply voltage | V | 100 | ||
| Maximum supply voltage | V | 240 | ||
| Power supply frequency | Hz | 50/60 | ||
| Rated power | W | 2.37 | 3.8 | 7.61 |
| Unit current | A | 0.033 | 0.047 | 0.08 |
| Air flow in ventilation mode | m³/h | 15 | 30 | 50 |
| Air flow in heat recovery mode | m³/h | 15 | 30 | 50 |
| Rotation speed at 50hz | - | 915 | 1555 | 2330 |
| Sound pressure level LpA at 3 m | dB(A) | 12 | 18 | 20 |
| Sound pressure level LpA at 1 m | dB(A) | 21 | 27 | 29 |
| Heat recovery efficiency, max | % | 92 | ||
| Heat exchanger type | - | Regenerative | ||
| Heat exchanger material | - | Ceramic | ||
| Filter | - | G3 (Option: F8 PM2.5 > 99 %) | ||
| Transported air temperature (max) | °С | 40 | ||
| Transported air temperature (min) | °С | -20 | ||
| Ingress protection rating | - | IP24 | ||
| Article | - | 8059803 | ||
| Trademark | Blauberg | |||||
| Model | VENTO Eco2 A50-4 S Pro | |||||
| Specific energy consumption (SEC) (kWh/(m²/a)) | Cold | Average | Warm | |||
| -76.2 | A+ | -37 | A | -14.5 | E | |
| Type of ventilation unit | Bidirectional | |||||
| Type of drive installed | 3-speed | |||||
| Type of heat recovery system | Regenerative | |||||
| Thermal efficiency of heat recovery (%) | 76 | |||||
| Maximum flow rate (m³/h) | 50 | |||||
| Electric power input (W) | 7.6 | |||||
| Reference flow rate (m³/s) | 0.008 | |||||
| Specific power input (SPI) (W/(m³/h)) | 0.127 | |||||
| Control typology | Clock control | |||||
| Airflow sensitivity at +20 Pa and -20 Pa (%) | 0.26 | |||||
| Declared typology | RVU BVU | |||||
| Sound power level (dB(A)) | 38 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 162 | 162 | 162 | ||||
