MBD 250/4 EX
MBD 250/4 EX
Megabox, 3-ph., connetion diameter 315 mm, II 2G Ex h IIB T3 Gb
Ref.-No. 06014
Features
Acoustically insulated centrifugal fan with swing out motor and impeller unit with motor outside of air flow. Double skinned galvanised steel casing with 50 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 stable mounting rails with 4 anti-vibration mounts. Highly efficient forward curved centrifugal impeller made from galvanised sheet steel. Dynamically balanced to DIN 1940 and VDI 2060 class G 6.3. Totally enclosed, maintenance free 3-phase squirrel cage motor, low noise sealed for life ball bearings, not controllable. Explosion proof execution according to ATEX.Additional data and accessories
Technical Data
General Information
| Ref.-No.: | 06014 |
|---|---|
| Type: | MBD 250/4 EX |
| Flow rate free-blowing: | 4140 m³/h |
| RPM: | 1440 min-1 |
| Number of poles: | 4 |
| Voltage: | 400 V , 3 ph , 50 Hz |
| Rated current (FLC) uncontrolled: | 3.4 A |
| Max. air flow temperature: | 40 °C |
| Sound insulated: | |
| Explosion proof: | |
| IP protection category: | 55 |
| Insulation class: | F |
| Connect diameter: | 315 mm |
| Weight: | 52 kg |
| Wiring diagram no.: | 470 |