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Blauberg Tower-V 500 4D

Roof centrifugal fan. Maximum air flow up to 8435 m³/h.
EAN codeEAN4058448076701
  • Description
  • Characteristics
  • Downloads
  • Dimensions
  • Additional characteristics
  • Designation key
  • Accessories

Extract ventilation systems installed in various premises.Roof mounting.For any types of roofs or vertical ventilation shafts.

Smooth speed control with an external thyristor controller or step speed control with an external auto transformer (both available upon separate order).


Steel casing with a special polymer atmospheric resistant coating.Vertical air exhaust.The fan is equipped with a terminal block for connection to power mains.The fan is rated for continuous operation.The upper cover is equipped with two eye bolts for easy fan lifting on the roof with hoisting mechanism.A connecting plate with an intake opening is designed to facilitate mounting to the roof surface.

Roof mounting directly above a ventilation shaft or air duct.The fan is connected to the air duct with the intake flange that is fixed to the fan base.The fan base has holes for fixing bolts that attach the fan to a stable level surface or a roof frame.Roof frame and intake flange available on separate order.Power is supplied through an external terminal box.


Two-, four- or six-pole asynchronous motor with external rotor and centrifugal impeller with backward curved blades.Single-phase (E) or three-phase (D) motor modifications.Dynamically balanced impeller.Equipped with ball bearings for longer service life.Overheating protection with built-in thermal switches with automatic restart or with leaded outside terminals for connection to external protecting controls.The thermal switch terminal leads are designed for connection to respective circuit of the overload relay or respective terminals of the autotransformer or thyristor speed controller.

Parameter Tower-V 500 4D Measurement unit
Voltage 400 V
Phase 3 ˜
Frequency 50 Hz
Current 2.64 A
Power 1527 W
RPM 1460 min-1
Maximum air flow 2343 l/s
Maximum air flow 8435 m³/h
Sound pressure level at 3 m 62 dBА
Max. operating temperature -30…+50 °С
Motor IP rating IP54 -
Ingress protection rating IPX4 -
EC motor no -
Casing material polymer-coated steel -
Outdoor mounting yes -
Sound-insulated casing no -
Air duct for round air ducts -
Design centrifugal -
Type Exhaust -
Weight 52 kg
Mounting for roof -
ErP 2018 -
Documents archieve
Documents archieve
Select a document type
  • Catalogues
  • Technical documentation
  • Certificates
Tower-V - data sheet (pdf 914.13Kb)
Tower-V - user's manual (pdf 4.42Mb)
Tower-V - image (png 551.11Kb)

Type Dimensions [mm]
øD H L L1
Tower-V 500 4D* 430 460 859 668

* The counter flange (not included in the delivery set) should be mounted together with the inlet ring.

Additional characteristics
Additional characteristics

Sound power level, A-weighted Total Octave frequency bands [Hz] LpA 3 m LpA 1 m
63 125 250 500 1000 2000 4000 8000
LwA to inlet [dBA] 82 48 80 77 65 64 60 59 48 61 71
LwA to environment [dBA] 83 33 61 74 78 77 76 65 50 62 72
Designation key
Designation key
Series Impeller standard size Motor Casing material
Number of poles Phase
Tower-V 190; 220; 225; 250; 280; 310; 355; 400; 450; 500; 560; 630; 710 2; 4; 6 E: single-phase
D: three-phase
_: steel with polymeric coating
A: aluminum
Flexible connectors for roof fans Counterflanges Mounting frames Silencers Backdraft air dampers
Air dampers
Speed controllers


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