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Explosion-proof low pressure axial fans (wall installation)

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.

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 W , 50 ph
Rated current (FLC) uncontrolled:0.7 A
Nominal power:60 W
Max. air flow temperature (uncontrolled):40 °C
Explosion proof:
IP protection category:55
Insulation class:F
PRODUCT_DETAILPAGE_wheel_diameter:250
Weight:7 kg
Wiring diagram no.:757
Acoustic data
Case breakout 44 dB(A) in 4 m