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VENTS OV 8D 710


Low pressure axial fans in the steel casing with the air flow up to 12000 m³/h for wall mounting.

3D model
Gallery
  • Description
  • Characteristics
  • Capacity diagram
  • Downloads
  • Dimensions
  • ADDITIONAL TECHNICAL DATA
  • Designation key
  • BIM
Description
Description
APPLICATIONS
  • Combined supply and exhaust ventilation systems for various premises where high air flow at relatively low system resistance is required. 

  • OV fans can be used for the direct air exhaust or pressurization in smoke ventilation systems. 

  • OV fan are suitable for outdoor wall mounting.

DESIGN
  • The fan casing and the impeller are made of steel with polymeric coating. 

  • OV fan terminal box is equipped with the cord for remote connection.
MOTOR
  • The impellers are powered by two-, four- or sixpole, single or three phase asynchronous motors with external rotor and built-in thermal overheating protection depending on the model. 

  • Ball bearings in the motor provide long service life designed for at least 40 000 hours.
  • Motor protection rating IP 24.
SPEED CONTROL
  • Both smooth or step speed control is performed by means of the thyristor or autotransformer controller. 

  • Several fans can be connected to one controller if the total power and operating current do not exceed the rated controller values.
MOUNTING
  • Fan is installed on the wall surface by means of a square OV series mounting plate.

  • The fan is powered through the external remote terminal box.

  • Power supply and installation shall be performed in compliance with the manual and wiring diagram on the terminal box.

Characteristics
Characteristics
Parameter OV 8D 710
Measurement unit
Phase 3 ˜
Voltage 400 V
Frequency 50 Hz
Sound pressure level at 3 m distance 61 dBА
Power consumption 700 W
RPM 710 min-1
Protection rating IP 24 -
Maximum air capacity 12000 m³/h
Weight 33 kg
Current 1.5 A
Capacity diagram
Capacity diagram
  • Selection method:
  • Air flow:
  • Pressure:
Operating point
  • Air flow: --
  • Pressure: ---
Files archieve
Downloads
Select document type
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  • Technical documentation
Name
"VENTS OV,OVK,OV1,OV1 R,OVK1,VKF,VKOM,OVP,VKOM(z),VKOM1(z)" user's manual 02-2022 (V03EN-13) (pdf 5Mb)
"VENTS OV, OVK, VKF" product description 03-2021 (pdf 2.61Mb)
Download high quality image "VENTS OV (ErP 2015)" (psd 4.66Mb)
Download image "VENTS OV (ErP 2015)" for your website (png 581.35Kb)
Dimensions
Characteristics
VENTS OV 8D 710
Parameter Value Measurement unit
∅D 725 mm
∅d 13 mm
B 900 mm
B1 810 mm
L 350 mm
ADDITIONAL TECHNICAL DATA
ADDITIONAL TECHNICAL DATA
Sound-power level, A-weighted Gen. Octave-frequency band [Hz] LpA, 3 m dBA LpA, 1 m dBA
dBA 63 125 250 500 1000 2000 4000 8000
LwA to environment dBA 82 53 64 71 76 77 75 69 61 61 71

 

ŋ, [%] MC EC N VSD [kW] [A] [m3/h] [Pа] [n/min-1] SR
29.4 A Static 37 No 0.648 1.48 8110 83 810 1
Designation key
Designation key
Series and modification Motor modification Dimension type
Number of poles  Phase
VENTS OV: square mounting plate 2
4
6
8
E: single phase
D: three phase
200; 250; 300; 350; 400; 450; 500; 550; 630, 710, 800

 

  ErP data
 Overall efficiency ŋ, [%]
 Measurement category MC
 Efficiency category EC
 Efficiency grade N
 Variable speed drive VSD
 Power [kW]
 Current [A]
 Air flow [m3/h]
 Static pressure [Pа]
 Speed [n/min-1]
 Specific ratio SR
BIM
BIM

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