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Medium pressure axial fans

AMD 280/4

AMD 280/4

MEDIUM PRESSURE AXIAL FAN 3-PH 400 V, 50 Hz TK speed controllable

Ref.-No. 02256

Features

Medium pressure axial fan with cylindrical duct casing, flanges on both sides, direct driven. Long duct casing from sheet steel, enclosing impeller and motor, flanges on both sides with hole pattern to DIN 24155 Pt.3 Axial impeller with 14 aerodynamically profiled blades from polymers. Dynamically balanced to DIN ISO 1940-1, class 6.3 for low-vibration operation. Totally enclosed 3-phase squirrel cage motor with built-in thermal contacts, maintenance-free, speed controllable by voltage reduction, with low-noise sealed for life ball bearings.

Technical Data

General Information
Ref.-No.:02256
Type:AMD 280/4
Flow rate free-blowing:2000 m³/h
Speed control:TRAFO
RPM:1385 min-1
Number of poles:4
Voltage:400 V , 3 W , 50 ph
Rated current (FLC) uncontrolled:0.3/0.3 A
Nominal power:100 W
Max. air flow temperature (controlled):40 °C
Max. air flow temperature (uncontrolled):60 °C
IP protection category:54
PRODUCT_DETAILPAGE_wheel_diameter:280
Weight:12 kg
Wiring diagram no.:469
Acoustic data
Case breakout 44 dB(A) in 4 m