Ref.-No. 06459
Features
Acoustically insulated centrifugal fan with swing out motor and impeller unit with motor outside of air flow. Acoustically lined double skinned galvanised steel casing with 30 mm thick mineral fibreboard. Intake and exhaust spigots with twin-seal rubber gasket Swing out motor and impeller unit for easy cleaning and maintenance including 2 sturdy mounting rails with 4 anti vibration mounts. Condensation drain and drip protection with the door opened as standard. High efficiency backward curved centrifugal impeller made from aluminium. Dynamically balanced to DIN 1940 and VDI 2060 class G 6.3. Totally enclosed, maintenance free 3-phase motor, two-speed (star/delta connection) with thermal contacts. Low-noise sealed for life ball bearings.Additional data and accessories
Technical Data
General Information
Ref.-No.: | 06459 |
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Type: | MBD 250/2/2 TK |
Flow rate free-blowing: | 1600 m³/h |
Speed control: | TRAFO / ELECTRIC / FREQUENCY |
RPM: | 2820/2500 min-1 |
Number of poles: | 2 |
Voltage: | 400 / 400 V , 3 W , 50 ph |
Rated current (FLC) uncontrolled: | 0.7/0.4 A |
Nominal power: | 290/230 W |
Max. air flow temperature (controlled): | 60 °C |
Max. air flow temperature (uncontrolled): | 100 °C |
Sound insulated: | |
IP protection category: | 55 |
Connect diameter: | 250 |
Weight: | 28 kg |
Wiring diagram no.: | 520 |
Acoustic data
Case breakout | 56 dB(A) in 1 m |
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