Centrifugal Fans Brochure - Flextraction.co.uk

BR
High-performance centrifugal fans of the PLUG FAN type, for use
without casing
Fan:
• Steel sheet structure
• Impeller with backward-curved blades made from robust sheet steel
Motor:
• Motors with IE-2 efficiency, except for motors with lower powers than
0.75 kW, monophase motors or two-speed motors
• Class F motors with ball bearings, IP55 protection
• Three-phase 230/400V.-50Hz. (up to 5.5CV.) and 400/690V.-50Hz. (power
over 5.5CV.)
• Max. temperature of air for transport: -20ºC.+ 120ºC.
Finish:
• Anticorrosive finish in polyester resin, polymerised at 190ºC, after alkaline
degreasing and phosphate-free pre-treatment.
On request:
• Special windings for different voltages.
Order code
BR 2056 6T
BR: High-performance
centrifugal fans of the PLUG
FAN type, for use without
casing
Impeller size
Number of T=Three-phase
motor poles M=Single-phase
4=1400 r/min. 50 Hz
6=900 r/min. 50 Hz
8=750 r/min. 50 Hz
12=500 r/min. 50 Hz
Technical characteristics
Model
Speed
(r/min)
Maximum admissible
current (A)
230V 400V 690V
Installed
Power
(kW)
Maximum
Airflow
(m 3 /h)
Approx. weight
(Kg)
BR-1240-6T 930 2.8 1.6 - 0.55 3100 39
BR-1850-4T 1425 5.2 3.0 - 1.50 7300 37
BR-1850-6T 930 2.8 1.6 - 0.55 4500 36
BR-2056-4T 1435 7.8 4.5 - 2.20 9500 49
BR-2056-6T 940 3.4 2.0 - 0.75 6500 44
BR-2263-4T 1460 - 10.3 5.9 5.50 16600 118
BR-2263-6T 945 4.9 2.8 - 1.10 10050 53
BR-2071-4T 1460 - 18.9 10.9 11.00 23800 204
BR-2071-6T-3 950 9.3 5.4 - 2.20 14050 79
BR-2071-6T-5.5 970 15.1 8.7 - 4.00 16800 170
BR-2880-6T 970 15.1 8.7 - 4.00 17080 168
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