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Low pressure axial fans (duct installation)

HRFW 500/4

HRFW 500/4

High efficiency axial fan 1-ph., 230 V, 50 Hz, TK speed controllable

Ref.-No. 00211

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. Highly efficient, profiled impeller with 7 blades, dynamically balanced (Class G 6.3 to VDI 2060) and manufactured from impact resistant polymers. Suitable for -30°C to +60°C. Totally enclosed, AC condenser motor, with built-in thermal contacts. Speed controllable by voltage reduction. Maintenance free with low-noise sealed for life ball bearings. Reversible.

Technical Data

General Information
Ref.-No.:00211
Type:HRFW 500/4
Flow rate free-blowing:8320 m³/h
Speed control:TRAFO / ELECTRIC
RPM:1425 min-1
Number of poles:4
Voltage:230 V , 1 W , 50 ph
Rated current (FLC) uncontrolled:3.27/5 A
Nominal power:715 W
Max. air flow temperature (uncontrolled):40 °C
IP protection category:55
Insulation class:B
PRODUCT_DETAILPAGE_wheel_diameter:500
Weight:22.9 kg
Wiring diagram no.:965
Acoustic data
Case breakout 61 dB(A) in 4 m