/ Product catalogue / Decentralized ventilation units / Decentralized HRU for residential buildings / Basic / Solo A35/A50/A60 S4 Pro R V.2 / Solo A50 S4 Pro R V.2
| Unit of measurement | Solo A50 S4 Pro R V.2 | ||
| Minimum supply voltage | V | 220 | |
| Maximum supply voltage | V | 240 | |
| Power supply frequency | Hz | 50/60 | |
| Rated power | W | 0.70 | 2.30 |
| Unit current | A | 0.020 | 0.034 |
| Air flow in ventilation mode | m3/h | 25 | |
| Air flow in heat recovery mode | m3/h | 13 | |
| Sound pressure level LpA at 3 m | dB(A) | 16 | 29 |
| Sound pressure level LpA at 1 m | dB(A) | 26 | 38 |
| Heat recovery efficiency, max | % | 85 | |
| Transported air temperature (max) | °С | 40 | |
| Transported air temperature (min) | °С | -15 | |
| Ambient air temperature min | °С | 1 | |
| Ambient air temperature max | °С | 40 | |
| Ambient air humidity max | % | 65 | |
| Ingress protection rating | - | IP24 | |
| Trademark | Blauberg | |||||
| Model | Solo A50 S4 Pro R V.2 | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| -83.7 | A+ | -42.5 | A+ | -18.9 | E | |
| Type of ventilation unit | Bidirectional | |||||
| Type of drive installed | 2-speed | |||||
| Type of heat recovery system | Regenerative | |||||
| Thermal efficiency of heat recovery (%) | 74 | |||||
| Maximum flow rate (m3/h) | 50 | |||||
| Electric power input (W) | 2.3 | |||||
| Reference flow rate (m3/s) | 0.007 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.028 | |||||
| Control typology | Local demand control | |||||
| Airflow sensitivity at +20 Pa and -20 Pa (%) | 0 | |||||
| Sound power level (dB(A)) | 36 | |||||
| Declared typology | RVU BVU | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 23 | 23 | 23 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 84 | 43 | 19 | ||||
| ∅D | B | B1 | L | L1 | L2 |
|---|---|---|---|---|---|
| 131 | 175 | 186 | 305-380 | 35 | 85 |
