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VAR high pressure fans

VARD 450/4/4 TK

VARD 450/4/4 TK

IN-LINE MIXED-FLOW FAN 450 MM 3-PH

Ref.-No. 06697

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.:06697
Type:VARD 450/4/4 TK
Flow rate free-blowing:7390 m³/h
Air noise level max. (LWA):87 dB(A)
Speed control:TRAFO / ELECTRIC / FREQUENCY
RPM:1100 / 1370 min-1
Number of poles:4 / 4
Voltage:400 / 400 V , 3 ph , 50 Hz
Rated current (FLC) uncontrolled:1.2 / 2.3 A
Nominal power:0.74 / 1 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:450 mm
Weight:45 kg
Wiring diagram no.:520
Acoustic data
Sound in-duct 67 dB(A) in 4 m