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Blauberg Axis-QR EC 300 max

Axial wall fan. Maximum air flow up to 2750 m³/h.
EAN codeEAN4058448100628
  • Description
  • Characteristics
  • Capacity diagram
  • Downloads
  • Dimensions
  • Additional characteristics
  • Designation key
  • Accessories

Supply and extract ventilation systems installed in various premises. Ideal solution for boosting large air volumes at low aerodynamic resistance in the ventilation system. Refrigerating technologies for cooling of compressor condensing units. Direct air extract. For positive pressure ventilation in firefighting systems.


Steel casing and impeller with a special polymer atmospheric resistant coating. Casing is equipped with a round mounting plate and a round flange to facilitate wall mounting. The fan is equipped with a terminal box for connection to power mains.


Energy efficient EC motor. 220–240 V single phase at 50 (60) Hz. Equipped with ball bearings for longer service life (up to 40 000 hours). All motors have thermal overload protection.


The fan speed is regulated by a smooth 0-10 V controller.


Wall surface mounting with a round connecting frame. Installation is carried out according to the user's manual in accordance with the direction of air flow. Power is supplied through an external terminal box.

Parameter Axis-QR EC 300 max Measurement unit
Voltage 230 V
Phase 1 ˜
Frequency 50/60 Hz
Current 1.5 A
Power 210 W
RPM 2200 min-1
Maximum air flow 764 l/s
Maximum air flow 2750 m³/h
Sound pressure level at 3 m 57 dBА
Motor IP rating IP55 -
Transported air temperature –25…+60 °С
Ingress protection rating IPX5 -
EC motor yes -
Weight 2.8 kg
Casing material polymer-coated steel -
Outdoor mounting no -
Sound-insulated casing no -
Air duct for round air ducts -
Connection diameter 317 mm
Design axial -
Type Supply and exhaust -
Mounting wall mounting -
Capacity diagram
Capacity diagram
  • Selection method:
  • Air capacity:
  • Pressure:
Operating point
  • Air capacity: --
  • Pressure: ---
Documents archieve
Documents archieve
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  • Technical documentation
  • Certificates
Axis-QR EC - image (png 617.99Kb)
Axis-QR EC - data sheet (pdf 522.75Kb)
Axis-Q(R) EC - user's manual (pdf 2.23Mb)

Model Overall dimensions [mm]
∅ D ∅ D1 ∅ D2 ∅ d L L1
Axis-QR EC 300 max 317 380 397 9 104 116
Additional characteristics
Additional characteristics
Sound power level, A-weighted Octave frequency bands [Hz] LpA 3 m [dBA] LpA 1 m [dBA]
Total 63 125 250 500 1000 2000 4000 8000
LwA to environment [dBA] 78 63 76 73 66 63 54 41 34 57 67
Designation key
Designation key
Series Motor type Dimension type Motor modifications
Axis-QR EC: electronically commutated motor 200; 250; 300; 350; 400; 450; 500 max:: high-powered motor
Speed controller
CDT E/0-10