/ Product catalogue / Air handling units / Counterflow residential AHU / Vertical Units / KOMFORT EC SB / KOMFORT EC SBE 250 R S21
| Unit of measurement | KOMFORT EC SBE 250 R S21 | |
| Connected air duct size | mm | 160 |
| Phases | - | 1 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 180 |
| Power of electrical preheater | W | 1400 |
| Unit current | A | 7.46 |
| Maximum airflow | m3/h | 390 |
| Sound pressure level LpA at 3 m | dB(A) | 35 |
| Heat recovery efficiency, max | % | 95 |
| Heat exchanger type | - | Counter flow |
| Heat exchanger material | - | Polystyrene |
| Weight | kg | 66 |
| Extract filter | - | G4 |
| Supply filter | - | G4 (option: F7) |
| Transported air temperature (max) | °С | 40 |
| Transported air temperature (min) | °С | -25 |
| Ambient air temperature min | °С | 1 |
| Ambient air temperature max | °С | 40 |
| Ambient air humidity max | % | 60 |
| Ingress protection rating | - | IP20 |
| Ingress protection rating of the drive | - | IP44 |
| Trademark | Blauberg | |||||
| Model | KOMFORT EC SBE 250 R S21 | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| 82.5 | A+ | 43 | A+ | 17.8 | E | |
| Type of ventilation unit | Bidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | Recuperative | |||||
| Thermal efficiency of heat recovery (%) | 90 | |||||
| Maximum flow rate (m3/h) | 352 | |||||
| Electric power input (W) | 180 | |||||
| Reference flow rate (m3/s) | 0.068 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.261 | |||||
| Control typology | Local demand control | |||||
| Maximum internal leakage rates (%) | 2.7 | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU BVU | |||||
| Sound power level (dB(A)) | 46 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 720 | 183 | 138 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 9181 | 4693 | 2122 | ||||
| ØD | B | H | L |
|---|---|---|---|
| 160 | 560 | 970 | 560 |
