Ref.-No. 06147
Features
Rectangular-centrifugal fan with backward curved impeller for direct installation in rectangular duct system. Fan with swing out motor and impeller unit. Casing made from galvanised steel and flanged on both ends, compact design, service friendly (cleaning) through swing out motor and impeller unit. Starting from size 450 additional locking of swing out motor and impeller unit. Centrifugal, backward curved impeller made of polymer. Dynamically balanced to DIN ISO 1940 Pt.1 for low noise operation. Totally enclosed, 3-phase external rotor motor with thermal contacts wired to the terminal block. Speed control by use of a 5-step transformer controller or an electronic controller (stepless) as well as with a Helios frequency inverter and sinus filter on all poles Maintenance free, low-noise sealed for life ball bearings, tropical protection of windings. Mains supply via pre-assembled terminal box (IP 55).Additional data and accessories
Technical Data
General Information
| Ref.-No.: | 06147 |
|---|---|
| Type: | KRD 560/4/80/50 |
| Flow rate free-blowing: | 11970 m³/h |
| Speed control: | TRAFO / ELECTRIC / FREQUENCY |
| RPM: | 1350 min-1 |
| Number of poles: | 4 |
| Voltage: | 230 / 400 V , 3 ph , 50 Hz |
| Rated current (FLC) uncontrolled: | 7.8/4.5 A |
| Nominal power: | 2330 W |
| Max. air flow temperature (controlled): | 45 °C |
| Max. air flow temperature (uncontrolled): | 45 °C |
| IP protection category: | 54 |
| Insulation class: | F |
| Duct dimension: | 800/500 mm |
| Weight: | 64,10 kg |
| Wiring diagram no.: | 860 |
Acoustic data
| Case breakout | 55 dB(A) in 4 m |
|---|
Quicklinks
Additional data and accessories
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ISO 9001
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ISO 14001
Certified according to ISO 14001/2015
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