/ Product catalogue / Air handling units / Counterflow commercial AHU / Suspended Units / KOMFORT EC DBW / KOMFORT EC DBW 550-E L S21 DTV
| Unit of measurement | KOMFORT EC DBW 550-E L S21 DTV | |
| Phases | - | 1 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Maximum airflow | m³/h | 608 |
| Heat recovery efficiency, max | % | 87 |
| Heat exchanger type | - | Counter flow |
| Heat exchanger material | - | Enthalpy |
| Weight | kg | 68 |
| Transported air temperature (max) | °С | 40 |
| Transported air temperature (min) | °С | -25 |
| Ambient air temperature min | °С | 1 |
| Ambient air temperature max | °С | 40 |
| Ingress protection rating | - | IP22 |
| Ambient air humidity max | % | 60 |
| Ingress protection rating of the drive | - | IP44 |
| Trademark | Blauberg | |||||
| Model | KOMFORT EC DBW 550-E L S21 DTV | |||||
| Specific energy consumption (SEC) (kWh/(m²/a)) | Cold | Average | Warm | |||
| -74.9 | A+ | -38.8 | A | -15.5 | E | |
| Type of ventilation unit | Bidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | Recuperative | |||||
| Thermal efficiency of heat recovery (%) | 73 | |||||
| Maximum flow rate (m³/h) | 543 | |||||
| Electric power input (W) | 322 | |||||
| Reference flow rate (m³/s) | 0.106 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m³/h)) | 0.316 | |||||
| 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)) | 50 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 749 | 212 | 167 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 8493 | 4341 | 1963 | ||||
| Ø D | B | B1 | H | L | L1 |
|---|---|---|---|---|---|
| 199 | 827 | 960 | 283 | 1238 | 1286 |
| Name | Photo | Description |
|---|---|---|
| Blauberg EVH 200-1.2-1 S21 V.2 |
|
Electric duct preheater for heat exchanger freeze protection |
| Blauberg EVH 200-1.7-1 S21 V.2 |
|
Electric duct preheater for heat exchanger freeze protection |
| Blauberg EVH 200-2.0-1 S21 V.2 |
|
Electric duct preheater for heat exchanger freeze protection |
| Name | Photo | Description |
|---|---|---|
| Blauberg S25 |
|
LCD control panel |
| Blauberg S22 |
|
Control panels |
| Blauberg S22 Wi-Fi |
|
Control panels |
| Name | Photo | Description |
|---|---|---|
| Blauberg CD-1 |
|
CO2 sensors |
| Blauberg CD-2 |
|
CO2 sensors |
| Name | Photo | Description |
|---|---|---|
| Blauberg FS2 |
|
Humidity sensor |
| Name | Photo | Description |
|---|---|---|
| Blauberg FP 782x128x20 G4 |
|
G4 panel filter |
| Blauberg FPT 392x236x27 F7 | ||
| Blauberg FPT 392x236x27 G4 |
| Name | Photo | Description |
|---|---|---|
| Blauberg Belimo TF230 |
|
Electric actuators |
