/ Product catalogue / Air handling units / Counterflow residential AHU / Suspended Units / KOMFORT EC DB / KOMFORT EC DB 250 L S21
| Unit of measurement | KOMFORT EC DB 250 L S21 | |
| Connected air duct size | mm | 125 |
| Phases | - | 1 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 101 |
| Unit current | A | 0.8 |
| Maximum airflow | m3/h | 270 |
| Sound pressure level LpA at 3 m | dB(A) | 28 |
| Heat recovery efficiency, max | % | 98 |
| Heat exchanger type | - | Counter flow |
| Heat exchanger material | - | Polystyrene |
| Weight | kg | 48 |
| Extract filter | - | G4 |
| Supply filter | - | 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 | % | 80 |
| Ingress protection rating | - | IP22 |
| Ingress protection rating of the drive | - | IP44 |
| Trademark | Blauberg | |||||
| Model | KOMFORT EC DB 250 L S21 | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| 78.9 | A+ | 41 | A | 15.2 | E | |
| Type of ventilation unit | Bidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | Recuperative | |||||
| Thermal efficiency of heat recovery (%) | 82 | |||||
| Maximum flow rate (m3/h) | 237 | |||||
| Electric power input (W) | 100 | |||||
| Reference flow rate (m3/s) | 0.052 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.293 | |||||
| Control typology | Local demand control | |||||
| Maximum internal leakage rates (%) | 2.7 | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Sound power level (dB(A)) | 49 | |||||
| Declared typology | RVU BVU | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 737 | 200 | 155 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 8261 | 4223 | 1909 | ||||
| ØD | B | H | H1 | L |
|---|---|---|---|---|
| 125 | 754 | 320 | 361 | 1008 |
| Name | Photo | Description |
|---|---|---|
| Blauberg FP 403x253x48 G4 |
|
G4 panel filter |
| Blauberg FP 403x253x48 F7 |
|
F7 panel filter |
| Name | Photo | Description |
|---|---|---|
| Blauberg S22 |
|
Control panels |
| Blauberg S22 Wi-Fi |
|
Control panels |
| Blauberg S25 |
|
LCD control panel |
| Name | Photo | Description |
|---|---|---|
| Blauberg FS2 |
|
Humidity sensor |
| Name | Photo | Description |
|---|---|---|
| Blauberg CD-1 |
|
CO2 sensors |
| Blauberg CD-2 |
|
CO2 sensors |
| Name | Photo | Description |
|---|---|---|
| Blauberg EVH 125-0.6-1 S21 V.2 |
|
Electric duct preheater for heat exchanger freeze protection |
| Blauberg EVH 125-0.8-1 S21 V.2 |
|
Electric duct preheater for heat exchanger freeze protection |
| Blauberg EVH 125-1.2-1 S21 V.2 |
|
Electric duct preheater for heat exchanger freeze protection |
| Blauberg ENH 125-0.6-1 S21 V.2 |
|
Duct heater for supply air reheating |
| Blauberg ENH 125-0.8-1 S21 V.2 |
|
Duct heater for supply air reheating |
| Blauberg ENH 125-1.2-1 S21 V.2 |
|
Duct heater for supply air reheating |
| Name | Photo | Description |
|---|---|---|
| Blauberg SFK 20x32 |
|
Hydraulic syphon for condensate drainage |
| Name | Photo | Description |
|---|---|---|
| Blauberg SD 125/600 |
|
Silencers for round ducts |
| Blauberg SD 125/900 |
|
Silencers for round ducts |
| Blauberg SD 125/1200 |
|
Silencers for round ducts |
| Name | Photo | Description |
|---|---|---|
| Blauberg VKA 125 |
|
Air dampers for round ducts |
| Name | Photo | Description |
|---|---|---|
| Blauberg Belimo TF230 |
|
Electric actuators |
