Janson Controls FC100 Series User Manual

Operation
Panel
Indicati
on
Name
Possible fault
reason
Cor
rective action
LUO
Under voltage
during stop
1: Power supply
voltage abnormal
2: Phase missing
1: Check the power
supply voltage
2: Check power supply
and switch whether
there is phase missing
LU1
Under voltage
during
acceleration
1: Power supply
voltage
abnormal
2: Phase missing
3: There is large load
power start up in the
input
2: Check whether
peripheral setting
bad connection leads
phase missing
3: Please use
independent power
supply
LU2
Under voltage
during
deceleration
LU3
Under voltage
during
onstant speed
FbO
Fuse broken
1: The inverter fault
Please contact your
sales representative.
Fb1
Fb2
Fb3
OLO during
stop
Inverter
overload
1: Overload
2: Acceleration time
is too short
3: Torque boost is too
fast
4: V/F curve
incorrectly s
et
5: Under voltage of
input
6: Before motor
stops, inverter
starts up
7: Fluctuation or
blocking in loading
1; Reduce the load
weight or replace
larger capacity
inverter.
2: Increase
acceleration time
3: Reduce torque boost
rate
4: Set V/F curve over
agai
n
5: Check input
voltage, increase
inverter capacity
6: Adopt tracing
startup mode
7: Check load
OL1
during
accelerati
on
OL2
during
decelerati
on
OL3
during
constant
speed
c
8
104
Chapter 8 Troubleshooting and Fault Informatin
FC100 Series User Manaul

Janson Controls FC100 Series Specifications

General

Brand	Janson Controls
Model	FC100 Series
Category	Controller
Language	English