AC70T Cr
Ch
This cha
poor con
describe
5.1 Fa
Equipme
External
5.2 Fa
Keyboa
display
rane Purpose VFD M
hapter 5
apter explains the d
ndition caused by
ed. Tuning Guide o
ault Types
Type
ent failure
fault
ault informa
ard
Fault
code
64
10
7
8
Manual
Fault Dia
display content an
the inverter and m
on trial use is also
When the inverter
●
The text indica
●
The output of t
●
When function
open collector sw
●
When the fun
TA2-TC2 termina
Output disconnec
●
For overload
under-voltage
occurs, the inv
In some applicati
variable frequenc
time, if a multi-fun
associated device
signal.
ation
Fault type
Too low
voltage
while stop
Too low
voltage in
run
Accel.
over-voltage
Decel.
over-voltage
60
agnoses
nd measures of th
motor failures and t
referred to in this
The action of
r detects a fault, th
ating the fault cont
the inverter is cut
n [F2.45] is selecte
witch output;
nction [F2.46]/[F2.
als output the clos
cted passive switch
(OL), overcurren
(LU2) types of f
verter will automat
ions, the fault sig
cy control system
nction contact inpu
e When the fault s
Possible
●
Power supply
●
Voltage detec
abnormal
●
Power supply
●
Power capac
small, or there
current in the p
●
Inner DC ma
is not connect
●
Power voltag
over limit.
●
Start when m
running .
●
Deceleration
short.
and Trea
e inverter fault, ala
the corresponding
chapter
the inverter whe
he following condit
tent appears on th
off and the motor
ed as 3 (fault trip
.47] is selected a
sed passive switch
hing output;
t (OC), system a
faults, if [FA.37] is
tically restart after
gnal of the externa
for monitoring, p
ut terminal is define
signal is valid, the
e causes
y is too low
ction circuit is
y is too low
citance is too
is big impact
ower grid.
in contractor
t well
ge fluctuation
motor is
time is too
atment M
arm and operation
g processing meas
en the fault occur
tions occur:
he keyboard;
coasts to a stop;
alarm 1), the Y te
as 3 (fault trip ala
h output, TB1-TC
abnormal (SC), o
s not 0, at this tim
the time interval s
al associated dev
protection, switchin
ed as "external fa
e inverter lockout
Tre
●
Check input po
●
Seek support fr
●
Check input po
●
Improve power
●
Seek support fr
●
Detect power v
●
Restart motor
stop. Set E-30 as
●
Prolong Decele
●
Reduce load in
Measures
n fault. In addition,
sures will be briefl
rs
erminal outputs a
arm 1), the TA1-
C1, TB2-TC2 term
overvoltage (OU),
me, If the above
set by [FA.38].
vice is included in
ng control, etc. At
ault", when the exte
output gives an a
eatment
ower,clear fault.
rom factory.
ower, clear fault.
r supply.
rom factory.
voltage and clear fa
r until it completely
s 1or2.
eration time.
ertia or improve
the
y
valid
TC1,
minals
and
fault
n the
t this
ernal
alarm
ault.
y
