Designation Key - Vents VKV Series User Manual

4

DESIGNATION KEY

Designation key of the VKV, VKH, VOK fans
XXX X X XXX
Fan designation:
VKV – centrifugal roof fan with vertical air discharge
VKH – centrifugal roof fan with horizontal air discharge
VOK – axial roof fan with horizontal air discharge
Designation key of the VKV EC, VKH EC fans
XXX XXX XX
Fan designation:
VKV – centrifugal roof fan with vertical air discharge
VKH – centrifugal roof fan with horizontal air discharge
Impeller diameter [mm]:
200; 220; 225; 250; 280; 300;
310; 350; 355; 400; 450; 500
E – single-phase
D – three-phase
Number of motor poles:
2, 4, 6.
Motor type:
EC – electronically commutated
Impeller diameter [mm]:
250; 280; 310; 355; 400; 450; 500; 560