RDD 560/4

RDD 560/4

Centrifugal roof fan, horizontal discharge 3-PH,400V,4-pole, AC, speed controllable

Ref.-No. 07426

Features

Centrifugal roof fan with horizontal discharge, with efficiency optimized aluminium casing and new developed high performance centrifugal impeller Casing from seawater-resistant aluminium with integrated protection guard. Motor support and base plate with inlet cone from galvanised steel. Base plate with threaded bolts for connection of intake air accessories (hole pattern to DIN 24155, page 3). Bird guard according to DIN EN ISO 13857 on the outlet as standard. High efficiency backward curved centrifugal impeller made from aluminium. Dynamically balanced to DIN ISO 1940-1. Speed controllable, totally enclosed, three phase external rotor motor, protection to IP 54. Ball bearing mounted with impregnated windings. Maintenance free and radio suppressed.

Technical Data

General Information
Ref.-No.:07426
Type:RDD 560/4
Flow rate free-blowing:15700 m³/h
Speed control:TRAFO / FREQUENCY
RPM:1380 min-1
Number of poles:4
Voltage:400 V , 3 W , 50 ph
Rated current (FLC) uncontrolled:6.4/7.8 A
Nominal power:3610 W
Max. air flow temperature (controlled):40 °C
Max. air flow temperature (uncontrolled):60 °C
IP protection category:54
Insulation class:F
PRODUCT_DETAILPAGE_wheel_diameter:560
Weight:88 kg
Wiring diagram no.:1130
Acoustic data
Case breakout 66 dB(A) in 4 m