| Unit of measurement | KOMFORT ERV D 250 L S20 | |
| Phases | - | 1 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 250 |
| Unit current | A | 1.1 |
| Maximum airflow | m3/h | 370 |
| Sound pressure level LpA at 3 m | dB(A) | 52 |
| Heat recovery efficiency, max | % | 76 |
| Heat exchanger type | - | Cross flow |
| Heat exchanger material | - | Enthalpy |
| Weight | kg | 29 |
| Extract filter | - | G4 |
| Supply filter | - | G4 and F8 (PM2.5 93 %) |
| Transported air temperature (max) | °С | 40 |
| Transported air temperature (min) | °С | -5 |
| Ambient air temperature min | °С | 1 |
| Ambient air temperature max | °С | 40 |
| Ambient air humidity max | % | 80 |
| Ingress protection rating | - | IP22 |
| Ingress protection rating of the drive | - | IP44 |
| Trademark | Blauberg | |||||
| Model | KOMFORT ERV D 250 L S20 | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| -47.9 | A+ | -15.5 | E | 5.6 | G | |
| Type of ventilation unit | Bidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | Recuperative | |||||
| Thermal efficiency of heat recovery (%) | 70 | |||||
| Maximum flow rate (m3/h) | 320 | |||||
| Electric power input (W) | 240 | |||||
| Reference flow rate (m3/s) | 0.062 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.75 | |||||
| Control typology | Manual control | |||||
| Maximum internal leakage rates (%) | 2.7 | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Sound power level (dB(A)) | 52 | |||||
| Declared typology | RVU BVU | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 1522 | 985 | 940 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 7094 | 3626 | 1640 | ||||
| Name | Photo | Description |
|---|---|---|
| Blauberg FP 300x220x48 G4 |
|
G4 panel filter |