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VKP / VKPI / VKPF / VKPFI / VKP EC / VKPI EC
Designation key example:
VKPF 4E 400x200
– rectangular inline fan equipped with single-phased 4-pole
motor and impeller with forward curved blades for mounting into 400x200 mm
air duct.
VKP 800x500 EC
– rectangular inline fan equipped with EC-motor and impeller
with backward curved blades for mounting into 800x500 mm air duct.
FAN DESIGNATION KEY
VKP X X X X XXXxXXX X
Fan name
VKP
: rectangular inline fan
Number of the motor poles:
2, 4, 6, 8
Impeller design
_
: backward curved blades
F
: forward curved blades
Fan casing
_
: no extra sound insulation
I
:
sound-insulated casing
Phase
Е
: single-phase;
D
: three-phase
Rectangular duct size
400x200, 500x250, 500x300, 600x300, 600x350,
700x400, 800x500, 900x500, 1000x500
Motor type
_
: asynchronous motor
EC
: electronically commutated motor
