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VENTS VKV 4D 500


Centrifugal roof fan with vertical air exhaust and with maximum air flow of up to 8 435 m³/h.

  • Description
  • Characteristics
  • Capacity diagram
  • Downloads
  • Dimensions
  • Additional characteristics
  • Designation key
Description
Description
APPLICATION
  • Exhaust ventilation system for various premises suitable for roof mounting.
  • Compatible with Ø 200-630 mm air ducts.
  • Suitable for any roof types as well as vertical ventilation shafts.
DESIGN
  • The fan casing is made of steel with polymeric coating (VENTS VKV models), aluminum (VENTS VKVA), galvanized steel (VENTS VKVz).
MOTOR
  • 2-, 4- or 6-pole single- or three-phase asynchronous motors with an external rotor and impeller with backward curved blades.
  • The motor is equipped with thermal overheating protection with automatic restart as well as ball bearings for long service life.
  • For precise features, safe operation and low noise, each turbine is dynamically balanced while assembly.
  • Motors protection rating IP44, IP54.
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 in case the total power and operating current do not exceed the rated controller values.
MOUNTING
  • The fan is mounted on the roof directly above the ventilating duct or shaft and is firmly fixed to the flat surface by means of a connecting plate.
  • Electrical connection and installation shall beperformed in compliance with the manual and circuit diagram on the terminal box.
  • For connection of the fans to round air ducts use the following accessories: KKV damper, GVK flexible connector, FKV counter flange.
  • For mounting of the fans to flat surface use the mounting frame RKV.

Characteristics
Characteristics
Parameter VKV 4D 500
Measurement unit
Frequency 50 Hz
Phase 3 ˜
Power 1527 W
Voltage 400 V
A 2.64 A
Air capacity 8435 m³/h
RPM 1460 min-1
EC motor no -
Noise level at 3 m 62 dBА
Design centrifugal -
Motor protection rating IP54 -
Transported air temperature -30 … +50 °С
IP Code IP X4 -
Number of poles 4 -
Weight 52 kg
Outdoor mounting yes -
Sound-insulated casing no -
Type exhaust -
Mounting for roof -
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
"VKV, VKH, VKV EC, VKH EC, VKMK, VKMKp, VOK, VOK1" user's manual 01-2021 (V12EN-09) (pdf 1.96Mb)
"VENTS VKV, VKH" product description 03-2021 (pdf 2.06Mb)
Download high quality image "VENTS VKV (ErP 2018)" (psd 2.26Mb)
Declaration of сonformity "VKV, VKH" (pdf 1.68Mb)
"Roof fans accessories" product description 02-2016 (pdf 132.53Kb)
Download image "VENTS VKV (ErP 2018)" for your website (png 417.29Kb)
"VENTS VKV, VKH" user's manual 06-2023 (V204EN-02) (pdf 4.27Mb)
Dimensions
Characteristics
VENTS VKV 4D 500
Parameter Value Measurement unit
∅D 430 mm
A 859 mm
B 668 mm
C 460 mm
Additional characteristics
Additional characteristics
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 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 and modification Casing material Motor modification Turbine standard size
Number of poles Phase
VENTS VKV: vertical air exhaust _: steel with polymeric coating
А: aluminum
z: galvanized steel
2
4
6
Е: single-phase
D: three-phase
190; 220; 225; 250; 280; 310; 355; 400; 450; 500; 560; 630; 710
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