/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round ducts / KSB / KSB 125
| Unit of measurement | KSB 125 | |
| Connected air duct size | mm | 125 |
| Minimum supply voltage | V | 220 |
| Maximum supply voltage | V | 240 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 73 |
| Unit current | A | 0.32 |
| Maximum airflow | m3/h | 330 |
| Sound pressure level LpA at 3 m | dB(A) | 35 |
| Weight | kg | 5.4 |
| Transported air temperature (max) | °С | 55 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Trademark | Vents | |||||
| Model | KSB 125 | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| -51.8 | A+ | -24.7 | C | -9.2 | F | |
| Type of ventilation unit | Unidirectional | |||||
| Type of drive installed | Multi-speed | |||||
| Type of heat recovery system | None | |||||
| Maximum flow rate (m3/h) | 300 | |||||
| Electric power input (W) | 73 | |||||
| Reference flow rate (m3/s) | 0.058 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.191 | |||||
| Control typology | Local demand control | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU UVU | |||||
| Sound power level (dB(A)) | 35 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 143 | 143 | 143 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 5536 | 2830 | 1280 | ||||
| ∅D | B | B1 | H | L | L1 | L2 |
|---|---|---|---|---|---|---|
| 124 | 322 | 280 | 192 | 447 | 380 | 350 |
