BESB500 box fan

BESB500 åbent og lukket
Technical data, BESB500-4-1EC/-4-3EC

BESB500-4-1EC and BESB500-4-3EC

MODEL     BESB500-4-1EC BESB500-4-3EC
Fan data
Max. overall efficiency  71,5 % 74,6 %
ECO measurement set-up (A-D)  D  D
Efficiency requirements   64, N(2015)  64, N(2015)
ECO efficiency at optimal operating point  87,4 87,2

Motor

Motor 

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

 824 W
4252 m3/h
499 Pa
1261 rpm

1472 W
5199 m3/h
760 Pa
1551 rpm

Nominal rpm (N) 1420 1757
Electric supply (U)   1x230 V ~ 50 Hz 3 x 400 V 
Overload protection     Integrated in motor control Integrated in motor control

Max absorbed current* (I)

8.5 A  3.8 A
Max. absorbed power (P1)** 1.23 kW  2.19 kW
Motor output (P2)** 1.1 kW 2.2 kW

Other data
 
Weight 88 kg 91 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 are for t = 20°C
  • Density = 1.2 kg/m3
  • Gas temperature: min. -12°C, max. +80° C
  • Ambient temperature: Max. +40°C
  • Pressure ratio: < 1.11
  • other points in acc. with EC327/2011 - see product instructions
Technical data, BESB500-4-3

BESB500-4-3

MODEL     BESB500-4-3
Fan data  
Max. overall efficiency 66,9 %
ECO measurement set-up (A-D)  D
Efficiency requirements   64 N(2015)
ECO efficiency at optimal operating point 76,1

Motor
Motor  Three-phase motor designed for 1400 rpm or for an external frequency converter (max. 50 Hz).
Optimal operating point:
Absorbed power
Airflow
Total pressure
Rpm

1331 W
4822 m3/h
664 Pa
1459 rpm

 

 Nominal rpm  1400 rpm
Electric supply (U)  3 x 400 V ~ 50 Hz
Overload protection      Must be overload-protected in accordance with applicable regulations

Max absorbed current* (I)

6.8 A
Max. absorbed power (P1)**  1.47 kW
Motor output (P2)**  1.1 kW

Supply
Supply (power cable) None
Supply (control cable)  -
Length -

Other data
Weight  95 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 are for t = 20°C
  • Density = 1.2 kg/m3
  • Gas temperature: min. -12°C, max. +80° C
  • Ambient temperature: Max. +40°C
  • Pressure ratio: < 1.11
  • other points in acc. with EC327/2011 - see product instructions
Capacity curves

BESB500

 

BESB500-4-1EC

 

BESB500-4-1EC kapacitetskurve

 

BESB500-4-3EC

 

BESB500-4-3EC kapacitetskurve

 

BESB500-4-3

 

Sound data

BESB500

 

 

  K[dB(A)]   Kw[dB]
  KwA KpA 125 250  500 1 k 2 k  4 k  8 k 
      I II  I  II  Hz Hz  Hz Hz Hz 
Lw1     1 7 4 0 -3  -4 -12 -15 -24
Lw2 6   1 7 8 4 -1 4 -11 -16 -28
Lw3 -15 -13 -7 -11  -15  -18 -21  -25 -27 -33
LpA3   -25                  

 

Dimensional drawing

BESB500

 

BESB500 målskitse

 

BESB500 Split version

 

BESB500 split målskitse

Flue gas resistance

BESB500

BESB tolerates temperatures up to 80 °C in normal operation.




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