HRFD 710/4 KL 3 kW
HRFD 710/4 KL 3 kW
High efficiency axial fan 3-ph. air flow direction "B"
Ref.-No. 06937
Features
High efficiency axial fan with cylindrical duct with flanges on both ends, directly driven. Cylindrical duct in galvanised sheet steel covering impeller with two flanges on both ends. Dimensions and flange fixing holes to DIN 24155. Terminal box on outer casing. High efficiency impeller with 7 blades from impact resistant polymers, hub made from galvanised steel. Dynamically balanced to class G 6.3 VDI 2060. 3-phase AC- motor equipped with PTC-resistors, speed control by frequency inverter possible, totally enclosed motor, maintenance-free, low noise and sealed for life ball bearings.Additional data and accessories
Technical Data
General Information
| Ref.-No.: | 06937 |
|---|---|
| Type: | HRFD 710/4 KL 3 kW |
| Angle adjustable: | 30 |
| Flow rate free-blowing: | 26420 m³/h |
| Speed control: | ELECTRIC / FREQUENCY |
| RPM: | 1445 min-1 |
| Number of poles: | 4 |
| Voltage: | 400 / 690 V , 3 W , 50 ph |
| Rated current (FLC) uncontrolled: | 6.62/3.82 A |
| Nominal power: | 3000 W |
| Max. air flow temperature: | 40 °C |
| IP protection category: | 55 |
| Insulation class: | F |
| PRODUCT_DETAILPAGE_wheel_diameter: | 710 |
| Weight: | 73 kg |
| Wiring diagram no.: | 776 |