HQW 250/4 EX
HQW 250/4 EX
High efficiency axial fan 1-PH, EXPLOSION PROOF, WITH GUARD II 2G c IIB T3 Gb
Ref.-No. 00438
Features
Square plate high efficiency axial fan with inlet cone, directly driven, explosion proof according to ATEX. Square mounting plate with drawn bell mouth inlet in galvanised sheet-steel. High efficient, profiled impeller with 7 blades, dynamically balanced to DIN ISO 1940 and VDI 2060 class 6.3, manufactured from impact resistant anti static polymers. Suitable for -30°C to +40°C. Electrical resistance of less than 1 Ohm. Totally enclosed, single-phase condenser motor. Maintenance free with low-noise sealed for life ball bearings. Explosion proof execution according to ATEX.Additional data and accessories
Technical Data
General Information
| Ref.-No.: | 00438 |
|---|---|
| Type: | HQW 250/4 EX |
| Flow rate free-blowing: | 1030 m³/h |
| RPM: | 1400 min-1 |
| Number of poles: | 4 |
| Voltage: | 230 V , 1 ph , 50 Hz |
| Rated current (FLC) uncontrolled: | 0.7 A |
| Max. air flow temperature (uncontrolled): | 40 °C |
| Explosion proof: | |
| IP protection category: | 55 |
| Insulation class: | F |
| PRODUCT_DETAILPAGE_wheel_diameter: | 250 mm |
| Weight: | 7 kg |
| Wiring diagram no.: | 757 |