Vents VKPFI 4D 500x250

Inline sound- and heat-insulated centrifugal fans for rectangular ducts
  • Maximum airflow: 1850 m3/h
  • Sound pressure level LpA at 3 m: 44 dB(A)
  • Sound insulation
  • Motor type: AC
  • Impeller type: Centrifugal forward curved blades
  • Casing material: Galvanized steel
  • Installation in any position
Unit of measurement VKPFI 4D 500x250
Connected air duct size mm 500x250
Minimum supply voltage V 400
Maximum supply voltage V 400
Power supply frequency Hz 50
Rated power W 570
Unit current A 0.94
Maximum airflow m3/h 1850
Sound pressure level LpA at 3 m dB(A) 44
Weight kg 40.5
Transported air temperature (max) °С 40
Transported air temperature (min) °С -20
Ingress protection rating - IPX4
Ingress protection rating of the drive - IP44
Trademark Vents
Model VKPFI 4D 500x250
Type of drive installed External MSD or VSD
Type of heat recovery system None
Nominal flow rate (m3/s) 0.228
Nominal external pressure (Pa) 310
Maximum external leakage rates (%) 2.7
Static efficiency (%) 34.3
Declared typology NRVU UVU
Sound power level (dB(A)) 64
Effective electric power input (kW) 0.21
"VENTS VKPF, VKPFI" product description 05-2023
2.71 Mb
"VENTS VKP, VKPI, VKPF, VKPFI, VKP EC, VKPI EC" user's manual 08-2022 (V07EN-05)
3.78 Mb
VKPFI 4D 500x250 - image 1
476 Kb
Vents VKPFI 4D 500x250 - Dimensions
B B1 B2 B3 H H1 H2 H3 L
500 520 540 570 250 270 290 410 640