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BESF280 Box Ventilator

BESF280-4-3 and BESF280-4-3EC

Technical Data

MODEL  BESF280-4-3 OGSR BESF280-4-3EC OGSR
Fan data
Max. overall efficiency 52,6 % 58,5 %
ECO measurement set-up (A-D)  D  D
Efficiency requirements 49, N(2015) 49, N(2015)
ECO efficiency at optimal operating point 59,1 68,9

Motor
Motor Three-phase motor designed for 1400 rpm or for an external frequency converter EC motor with integral VSD
Optimal operating point:
Absorbed power
Airflow
Total pressure
Rpm
955 W
2354 m3/h
769 Pa
1481 rpm
493 W
1870 m3/h
555 Pa
1306 rpm
Nominal rpm (N)  1400 rpm 1448 rpm
Electric supply (U)   3 x 230D/400Y
Overload protection Must be overload-protected in accordance with applicable regulations Integrated in motor control
Max absorbed current* (I) 7,15 A 5.3 A
Max. absorbed power (P1)**  2.9 kW 3.2 kW
Motor output (P2)** 2,2 kW 2.2 kW

Other data
Weight 57 kg 65 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
Category:
Chimney
Sub-Category:
Exhaust Fans
Tags:
Exhausto

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BESF280 Box Ventilator

BESF280-4-3 and BESF280-4-3EC

Technical Data

MODEL  BESF280-4-3 OGSR BESF280-4-3EC OGSR
Fan data
Max. overall efficiency 52,6 % 58,5 %
ECO measurement set-up (A-D)  D  D
Efficiency requirements 49, N(2015) 49, N(2015)
ECO efficiency at optimal operating point 59,1 68,9

Motor
Motor Three-phase motor designed for 1400 rpm or for an external frequency converter EC motor with integral VSD
Optimal operating point:
Absorbed power
Airflow
Total pressure
Rpm
955 W
2354 m3/h
769 Pa
1481 rpm
493 W
1870 m3/h
555 Pa
1306 rpm
Nominal rpm (N)  1400 rpm 1448 rpm
Electric supply (U)   3 x 230D/400Y
Overload protection Must be overload-protected in accordance with applicable regulations Integrated in motor control
Max absorbed current* (I) 7,15 A 5.3 A
Max. absorbed power (P1)**  2.9 kW 3.2 kW
Motor output (P2)** 2,2 kW 2.2 kW

Other data
Weight 57 kg 65 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
Category:
Chimney
Sub-Category:
Exhaust Fans
Tags:
Exhausto

Product Inquiry Form

Your Name (required)

Your Email (required)

Inquiry Product Name

Your Message