/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round ducts / TT Silent-M / TT Silent-M 250 Un
| Unit of measurement | TT Silent-M 250 Un | ||
| Connected air duct size | mm | 250 | |
| Speed | - | 1 | 2 |
| Minimum supply voltage | V | 230 | |
| Maximum supply voltage | V | 230 | |
| Power supply frequency | Hz | 50/60 | |
| Rated power | W | 125 | 177 |
| Unit current | A | 0.54 | 0.79 |
| Maximum airflow | m3/h | 1110 | 1400 |
| Sound pressure level LpA at 3 m | dB(A) | 34 | 38 |
| Weight | kg | 15 | |
| Transported air temperature (max) | °С | 60 | |
| Ingress protection rating | - | IPX4 | |
| Ingress protection rating of the drive | - | IPX4 | |
| ∅D | B | B1 | L | H |
|---|---|---|---|---|
| 248 | 358 | 445 | 658 | 360 |
