B VARD 900/8/4 F 400
B VARD 900/8/4 F 400
HIGH TEMPERATURE MIXED-FLOW FAN 3-PH, 400°C/120 MIN. 2-speed, Dahlander winding 735/1470 MIN-1, 8,2/41,0 KW
Ref.-No. 02457
Features
High pressure smoke extract fan, temperature class F 400 to DIN 12101 part 3. Cylindrical pre-galvanised sheet-steel casing with a rolled flange at both ends Dimensions and flange fixing holes to DIN 24155, page 2. With guide vanes for improved performance. Mixed flow impeller with 8 spatially curved blades from galvanised steel. Dynamically balanced to class G 6.3 VDI 20060 and DIN ISO 1940. 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.: | 02457 |
|---|---|
| Type: | B VARD 900/8/4 F 400 |
| Flow rate free-blowing: | 63460 m³/h |
| RPM: | 740/1485 min-1 |
| Number of poles: | 8 / 4 |
| Voltage: | 400 V , 3 W , 50 ph |
| Rated current (FLC) uncontrolled: | 25.4/74.2 A |
| Nominal power: | 9200/37000 W |
| Max. air flow temperature: | 40 °C |
| Temperature class: | F400 |
| IP protection category: | 54 |
| Insulation class: | H |
| PRODUCT_DETAILPAGE_wheel_diameter: | 900 |
| Weight: | 551 kg |
| Wiring diagram no.: | 777 |