(Figure 6) Discharged air-temperature rise curve
※
Common to VFC-PF,VFC-PN, VFC-AN, VFC-A-4Z
18. Wire the power cables with motor terminals surely according to wiring figure in the terminal box or
Figure 7.
(
※
Wiring type of VFC808 and VFC908 is direct start type at shipping, therefore, change wiring type
from direct start type to star-delta start type in case of using star-delta start type.)
VFC088P
～
VF508P VFC088
～
VFC708
Model
VFC808, VFC908
Wires
2 wires
3 wires
6 wires
(Figure 7) Wiring diagram
19. Confirm below items at test running, if inverter is applied for the Ring Blow operarion.
・
Resonance is feared by install condition of the Ring Blow. Avoid the frequency of the resonance
・
Vibration and noise become bigger by using inverter. Stop the operation immediately, if abnormal
temperature rise or vibration occurs.
・
Do not use over 60Hz to protect motor burning.
(Maximum frequency of the 50Hz exclusive model is 50Hz.)
Direct start type
(At shipping)
Star-delta start type
Connecting
method
Power supply
U
V
R
S
Motor terminal
U
V
W
R
S
T
Power supply
Motor terminal
Motor terminal
V2
W2
U2
U1
V1
W1
R
S
T
Power supply
U1
V2
V1
U1
V2
V1
W2
W1
U2
W2
W1
U2
Power supply
Motor terminal
12
