/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round ducts / KSB EC / KSB 125 EC
| Unit of measurement | KSB 125 EC | |
| Connected air duct size | mm | 125 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 92.6 |
| Unit current | A | 0.75 |
| Maximum airflow | m3/h | 357 |
| Sound pressure level LpA at 3 m | dB(A) | 34 |
| Transported air temperature (max) | °С | 60 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP55 |
| Trademark | Vents | |||||
| Model | KSB 125 EC | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| -51.9 | A+ | -24.9 | C | -9.4 | F | |
| Type of ventilation unit | Unidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | None | |||||
| Maximum flow rate (m3/h) | 280 | |||||
| Electric power input (W) | 88.4 | |||||
| Reference flow rate (m3/s) | 0.054 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.26 | |||||
| Control typology | Local demand control | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU UVU | |||||
| Sound power level (dB(A)) | 54 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 138 | 138 | 138 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 5536 | 2830 | 1280 | ||||
| ∅D | L | B | H | L1 | B1 | L2 | B2 |
|---|---|---|---|---|---|---|---|
| 124 | 325 | 355 | 200 | 375 | 447 | 280 | 380 |
