/ Product catalogue / Domestic ventilation / Ceiling exhaust fans / Ceiling fans / Ultra / Ultra 250 Square H| Unit of measurement | Ultra 250 Square H | |
| Connected air duct size | mm | 150 |
| Minimum supply voltage | V | 220 |
| Maximum supply voltage | V | 240 |
| Power supply frequency | Hz | 50 |
| Rated power | W | 57 |
| Unit current | A | 0.25 |
| Maximum airflow | m³/h | 482 |
| Rotation speed at 50hz | - | 1085 |
| Sound pressure level LpA at 3 m | dB(A) | 36 |
| Ingress protection rating | - | IPX4 |
| Impeller material | - | Plastic |
| Article | - | 8092497 |
| a | b | c | ∅ d |
|---|---|---|---|
| 198 | 38 | 330 | 148 |
