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VAR high pressure fans

VARD 500/4/4 TK

VARD 500/4/4 TK

IN-LINE MIXED-FLOW FAN 500 MM 3-PH

Ref.-No. 06704

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 from galvanised steel. Dynamically balanced to class G 6.3 VDI 20060 and DIN ISO 1940. Totally enclosed, 3-phase squirrel cage motor, 2-speed star/delta switching. Maintenance free, low-noise sealed for life ball bearings.

Technical Data

General Information
Ref.-No.:06704
Type:VARD 500/4/4 TK
Flow rate free-blowing:10070 m³/h
Air noise level max. (LWA):90 dB(A)
Speed control:TRAFO / ELECTRIC / FREQUENCY
RPM:1120 / 1370 min-1
Number of poles:4 / 4
Voltage:400 / 400 V , 3 ph , 50 Hz
Rated current (FLC) uncontrolled:2.1 / 3.9 A
Nominal power:1.2 / 1.8 kW
Max. air flow temperature (controlled):40 °C
Max. air flow temperature (uncontrolled):60 °C
IP protection category:55
Insulation class:F
PRODUCT_DETAILPAGE_wheel_diameter:500 mm
Weight:70 kg
Wiring diagram no.:520
Acoustic data
Sound in-duct 70 dB(A) in 4 m