BESF225 box fan

BEST280 åbent og lukket
Technical data

BESF225-4-1EC

MODEL    BESF225-4-1EC
Fan data
Max. overall efficiency 53,9 %
ECO measurement set-up (A-D)  D
Efficiency requirements  49, N(2015)
ECO efficiency at optimal operating point 68,7

Motor

Motor 

EC motor with integral VSD
Optimal operating point:
Absorbed power
Airflow
Total pressure
Rpm

 
235 W
1112 m3/h
410 Pa
1448 rpm

Nominal rpm (N) 1420 rpm 
Electric supply (U)   1 x 230 V ~ 50 Hz
Overload protection     Integrated in motor control

Max absorbed current* (I)

5.0 A
Max. absorbed power (P1)**  0.80 kW
Motor output (P2)** 0.75 kW

Other data
Weight 32 kg 

Conditions:

  • * I is the maximum absorbed current throughout the control range - or the full load current if this is larger
  • ** P1 is the maximum absorbed power from the mains supply, where P2 is the motor's nominal output.
  • Stated data for for t = 20°C
  • Density = 1.2 /m3
  • Values are based on the use of a transition piece equivalent to OGSR
  • Gas temperature: min. -12°C, max. +60° C
  • Ambient temperature: Max. +40° C
  • Pressure ratio: < 1,11
  • other points in acc. with EC327/2011 - see product instructions
Capacity diagram

BESF225-4-1EC

 

BESF225-4-1EC kapacitetskurve

Sound data

BESF225-4-1EC

 

BESF225-4-1EC lydkurve

 


Kw[dB]
K[dB(A)]
I-IV 63 125 250 500 1 k 2 k 4 k 8 k KWA KpA
Lw1 I 7 6 1 -6 -6 -9 -10 -16
II 13 9 3 -7 -7 -9 -14 -22
III 10 7 2 -3 -7 -11 -12 -20
IV 14 11 3 -5 -9 -14 -16 -26
Lw2 I 6 7 4 1 2 -5 -8 -15 5
II 11 8 3 -2 -4 -10 -13 -20 2
III 9 9 5 3 1 -6 -8 -16 5
IV 17 13 6 1 -4 -10 -13 -23 3
Lw3 I -16 -19 -16 -19 -25 -27 -30 -32 -16 -30
II -11 -17 -6 -12 -18 -25 -31 -35 -9 -23
III -13 -18 -21 -21 -26 -29 -32 -35 -20 -34
IV -8 -15 -16 -21 -24 -28 -29 -31 -18 -32
Dimensional drawing

BESF225-4-1

 

BESF225-4-1EC målskitse

Add all about the product series BESF225 box fan

CONTACT US TODAY

Get free advice on ventilation products and system solutions


Export Requests:
EXHAUSTO Export
Odensevej 76
DK 5550 Langeskov

Tel +45 6566 1236
E-mail: export@exhausto.dk

Calculation programs

Use EXHAUSTO's free calculation programs for calculating ventilation plant and system solutions

Go to Calculation Programs
Vex overview

VEX Summary

Get a quick overview of our entire range of compact VEX air handling units with heat recovery.

View the VEX summary here