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VAR high pressure fans

VARD 225/4/2 TK

VARD 225/4/2 TK

IN-LINE MIXED-FLOW FAN 225 MM 3 PH, POLE SWITCHING DAHLANDER

Ref.-No. 06771

Features

High pressure in-line mixed-flow fan, cylindrical duct with flanges on both ends, direct driven. 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 made from impact resistant polymers. 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.

Technical Data

General Information
Ref.-No.:06771
Type:VARD 225/4/2 TK
Flow rate free-blowing:1800 m³/h
Air noise level max. (LWA):81 dB(A)
Speed control:TRAFO / ELECTRIC
RPM:1460 / 2800 min-1
Number of poles:4 / 2
Voltage:400 V , 3 ph , 50 Hz
Rated current (FLC) uncontrolled:0.22 / 0.57 A
Nominal power:60 / 300W
Max. air flow temperature (uncontrolled):60 °C
IP protection category:54
Insulation class:B
PRODUCT_DETAILPAGE_wheel_diameter:225 mm
Weight:11 kg
Wiring diagram no.:472
Acoustic data
Sound in-duct 61 dB(A) in 4 m