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Low pressure axial fans (duct installation)

AVD RK 900/8/4 1,1/4,5 kW

AVD RK 900/8/4 1,1/4,5 kW

Ref.-No. 06995

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.:06995
Type:AVD RK 900/8/4 1,1/4,5 kW
Angle adjustable:15
Flow rate free-blowing:42180 m³/h
Speed control:FREQUENCY
RPM:680/1435 min-1
Number of poles:4 / 8
Voltage:400 / 400 V , 3 W , 50 ph
Rated current (FLC) uncontrolled:3.6/9.4 A
Nominal power:1100/4500 W
Max. air flow temperature:60 °C
IP protection category:55
Insulation class:F
PRODUCT_DETAILPAGE_wheel_diameter:900
Weight:125 kg
Wiring diagram no.:777
Acoustic data
Case breakout 82 dB(A) in 4 m