HQD 500/8/4
HQD 500/8/4
High efficiency axial fan 3-ph., pole-switching, Dahlander windings with safety guard guard
Ref.-No. 01142
Features
Square plate high efficiency axial fan with inlet cone, directly driven. Square mounting plate with drawn bell mouth inlet and duct in galvanised sheet-steel and finished with two coats of paint. Highly efficient, profiled impeller with 7 blades, dynamically balanced (Class G 6.3 to VDI 2060) and manufactured from impact resistant polymers. Suitable for -30°C to +60°C. Totally enclosed, 3-phase squirrel cage motor, 2-speed (pole switching with Dahlander windings). Maintenance free with low-noise sealed for life ball bearings.Additional data and accessories
Technical Data
General Information
| Ref.-No.: | 01142 |
|---|---|
| Type: | HQD 500/8/4 |
| Flow rate free-blowing: | 8280 m³/h |
| RPM: | 690 / 1380 min-1 |
| Number of poles: | 8 / 4 |
| Voltage: | 400 / 400 V , 3 ph , 50 / 50 Hz |
| Rated current (FLC) uncontrolled: | 0.52 / 1.48 A |
| Nominal power: | 0.137 / 0.688 kW |
| Max. air flow temperature (uncontrolled): | 40 °C |
| IP protection category: | 55 |
| Insulation class: | B |
| PRODUCT_DETAILPAGE_wheel_diameter: | 500 mm |
| Weight: | 17.5 kg |
| Wiring diagram no.: | 472 |