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Low pressure axial fans (duct installation)

AVD RK 800/4 4 kW

AVD RK 800/4 4 kW

Ref.-No. 06960

Features

High efficiency axial fan with adjustable blade pitch angle at standstill, short cylindrical casing with flanges on both ends, directly driven. Short cylindrical casing in galvanised sheet steel covering impeller (motor protrudes at rear) with two flanges on both ends. Dimensions and flange fixing holes to DIN 24155. Axial impeller with ten aerodynamically profiled blades from aluminium alloy. Impeller mounted directly on the motor shaft. Dynamically balanced to DIN ISO 1940-1, class 6.3 for low-vibration operation. The blades are adjustable at standstill. 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.:06960
Type:AVD RK 800/4 4 kW
Angle adjustable:20
Flow rate free-blowing:34541 m³/h
Speed control:FREQUENCY
RPM:1460 min-1
Number of poles:4
Voltage:400 V , 3 W , 50 ph
Rated current (FLC) uncontrolled:8 A
Nominal power:4000 W
Max. air flow temperature:60 °C
IP protection category:55
Insulation class:F
PRODUCT_DETAILPAGE_wheel_diameter:800
Weight:105 kg
Wiring diagram no.:776
Acoustic data
Case breakout 78 dB(A) in 4 m