7-5
3) Motor runs only at low speed
Motor runs at low speed roughly equivalent to slip
frequency and does not accelerate.
Continued operation presents alarm trip OL1, 2, or 3.
NO
NO
Inverter fault is
suspected.
Contact FUJI.
NO
NO
NO
YES
YES
YES
YES
YES
NO
YES
Is sensoless control
(code P01 or A01)
selected?
Is data of PG pulse
number correct
(code P28, A29,or A30)?
Is phase sequence of
wiring from PG correct?
Is wiring connected?
Is shield for wiring
installed correctly?
Is main circuit wiring
(U, V, W) between
inverter and motor
connected correctly?
Do motor parameters
(function code P and A)
match companion
motor?
YES
Does power supply
voltage (specification) of
PG and power supply
voltage (SW5) of PGP
match?
NO
Rewrite data according
to motor PG.
Adjust wiring.
Change data of function
code P02 to match.
Execute motor
parameter tuning
(function code H01).
Is motor dedicated
to VG7?
Reconfigure SW5.
Summary of Contents for 5000VG7S Series
Page 7: ...0 6 Warning Label Position for Inside the Inverter...
Page 23: ...2 5 Basic Wiring Diagram Figure 2 3 1 Basic Wiring Diagram...
Page 36: ...2 18 l Control circuit terminals Control circuit terminals Screw size M3...
Page 94: ...9 4 FS5941 40 47 Figure 9 1 FS5941 60 52 FS5941 86 52 Figure 9 2...
Page 96: ...9 6 RF3280 F11 RF3400 F11 Figure 9 5 RF3880 F11 Figure 9 6 6 6 Figure 9 7 F200160...
