RRK 250 EX

RRK 250 EX

Centrifugal in-line fan, 1-ph. Explosion proof II 2G Ex eb h IIB + H2 T3 Gb

Ref.-No. 05891

Features

Centrifugal fan specially designed to be installed in-line in circular ducting. Casing made from impact resistant, antistatic polymers offering an electrical resistance of less 1GOhm. Explosion proof EEx e II 2G, increased safety. European Building Regulation approval according to ATEX available. Highly efficient backward curved centrifugal impeller made from polymers. Dynamically balanced to class G 6.3 DIN and ISO 1940 T.1. Totally enclosed, single phase condenser motor with low-noise, sealed for life ball bearings, tropical protection of windings, maintenance free and radio suppressed.

Technical Data

General Information
Ref.-No.:05891
Type:RRK 250 EX
Flow rate free-blowing:870 m³/h
RPM:2860 min-1
Number of poles:2
Voltage:230 V , 1 W , 50 ph
Rated current (FLC) uncontrolled:1.4 A
Nominal power:300 W
Max. air flow temperature:50 °C
Explosion proof:
IP protection category:54
Insulation class:F
Connect diameter:250
Weight:7.9 kg
Wiring diagram no.:453
Acoustic data
Case breakout 57 dB(A) in 1 m