Veichi AC70T series, Manual

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9
28
4
5
6
11
12
Constant
speed
over-voltage
Over-voltag
e while stop
Accel.
over-current
Decel.
over-current
Constant
speed
over-current
Motor
over-load
Inverter
over-load
61
● Load potentia
inertia is too lar
● Power voltag
over limit.
● Power voltag
over limit.
● Power voltage
over limit.
● Acceleration
short.
● Start running
● V/F curve set
suitable. Or torq
high.
● Inverter capa
small.
● Deceleration
short.
● Load potentia
inertia is too lar
● Power voltag
over limit.
● Sudden load
● Power grid vo
low.
● V/F curve set
suitable. Or torq
high.
● Power grid vo
low.
● incorrect ove
protection settin
● Locked-rotor
heavy load.
● Universal mo
low speed ru
● Load is too h
● Acceleration
short.
● Start running
● V/F curve set
suitable. Or torq
high.
al energy or
rge.
ge fluctuation
ge fluctuation
e fluctuation
time is too
motor.
tting is not
que boost too
acitance is too
time is too
al energy or
rge.
ge fluctuation
change.
oltage is too
tting is not
que boost too
oltage is too
rload
ng.
run or too
otor long time
n.
eavy.
time is too
motor.
tting is not
que boost too
AC70T Cr
inverter capacitan
unit.
● Detect power v
● Detect power v
● Install input rea
● Check input po
● Seek support fr
● Prolong acc tim
● Restart motor
E-30 as 1or2.
● Reset V/F curv
value.
● Select inverter w
● Prolong Decele
● Connect extern
or braking unit.
● Select inverter w
● Check load cha
● Check input po
● Reset V/F curv
value.
● Check input po
● Unreasonable H
● Adjust load or s
right capacitance
● If need long tim
please choose sp
inverter.
● Select inverter w
● Prolong accele
● Restart motor u
E-30 as 1or2.
● Reset V/F curv
value.
rane Purpose VFD M
nce or add braking
voltage and clear fa
voltage and clear fa
actor.
ower, clear fault.
rom factory.
me.
until it totally stop
e or torque boost
with right capacita
eration time.
nal braking resistan
with right capacita
ange and clear it.
ower,clear fault.
e or torque boost
ower, clear fault.
H-56 setting.
select inverter with
.
me low speed run,
pecial motor for
with right capacita
ration time
until it totally stop.
e or torque boost
Manual
g
ault.
ault.
. Set
ance.
nce
ance.
ance.
Set