Veichi Electric AC60 series Manual page 157

inertia is too big；
3. Frequency inverter
capacity is too low； ；
Over
1.Load
current
suddenly；
o.C.3 at
2.Network voltage is
constant
relatively low.
speed
1.Supply
overrun；
2.
Acc over
o.U.1
voltage
machine in running
（
start） ；
1.Dec
short；
2. Potential load or
Dec over
o.U.2 inertia
voltage
big； ；
3.
overrun；
1.Supply
Over
voltage
overrun；
o.U.3 at
2.Input
constant
speed
abnormal
Close
1.Supply
o.U.4 down over
overrun；
voltage
3.Select frequency inverter with
proper capacity;
change
1.
condition and eliminate it；
2.Check the input power；
voltage
1.Check the network voltage ，
Restart the troubleshooting；
2. Restart after the machine
no tracking totally stop or set ［E-30］ as "2" ；
time is too 1. Lengthen deceleration time；
2. Decrease potential load, or
amplify the frequency inverter
is too capacity,
braking unit;
Supply voltage 3.Check the network voltage ，
troubleshooting；
voltage
1.Check the network voltage ，
troubleshooting；
voltage is
2.Install input reactor；
1. Check the network voltage，
voltage
troubleshooting；
2. Ask for technical support；
153
Check the load change
or install more