INVT GD20-0R4G-2-UL, Руководство по эксплуатации

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Goodrive20-UL Series VFD Installation guidelines
-15-

Remove the yellow warning labels of PB, (+) and (-) on the terminals before connecting the
braking resistor; otherwise, poor connection may occur.
3.2.2 Main circuit terminals
Figure 3-4 1PH terminals of main circuit
Terminal Terminal name Function
L
Power input of the main
circuit
1-phase AC input terminals which are generally
connected with the power supply. N
U
The VFD output
3-phase AC output terminals which are generally
connected with the motor.
V
W
PB, (+) Braking resistor terminal PB and (+) are connected to the external resistor.
PE Grounding terminal Each machine should be grounded.
Figure 3-5 3PH terminals of main circuit
Terminal Terminal name Function
R, S, T
Power input of the main
circuit
3-phase AC input terminals which are generally
connected with the power supply.
U, V, W The VFD output
3-phase AC output terminals which are generally
connected with the motor.
PB, (+) Braking resistor terminal PB and (+) are connected to the external resistor.
PE Grounding terminal Each machine should be grounded.
Note:

Do not use asymmetrically motor cables. If there is a symmetrically grounding conductor in
the motor cable in addition to the conductive shield, connect the grounding conductor to the
grounding terminal at the VFD and motor ends.