HWD 250/4
HWD 250/4
High efficiency axial fan 3-ph., 400 V, 50 Hz, TK with safety guard, controllable
Ref.-No. 01016
Features
Circular plate high efficiency axial fan with inlet cone, directly driven. Circular mounting plate with drawn bell mouth inlet in galvanised sheet steel and finished with two coats of papyrus white paint. Motor with terminal box and motor side guard. Highly efficient, profiled blade impeller from polymers, aerodynamically optimised to the application, dynamically balanced. Suitable for -30 °C to +60 °C. Totally enclosed 3-phase squirrel cage motor with built-in thermal contacts, maintenance-free, speed controllable by voltage reduction, with low-noise sealed for life ball bearings.Additional data and accessories
Technical Data
General Information
| Ref.-No.: | 01016 |
|---|---|
| Type: | HWD 250/4 |
| Flow rate free-blowing: | 950 m³/h |
| Speed control: | TRAFO / FREQUENCY |
| RPM: | 1390 min-1 |
| Number of poles: | 4 |
| Voltage: | 400 V , 3 ph , 50 Hz |
| Rated current (FLC) uncontrolled: | 0.15 A |
| Max. air flow temperature (controlled): | 40 °C |
| Max. air flow temperature (uncontrolled): | 60 °C |
| IP protection category: | 54 |
| Insulation class: | B |
| PRODUCT_DETAILPAGE_wheel_diameter: | 250 mm |
| Weight: | 6.5 kg |
| Wiring diagram no.: | 469 |