Mitsubishi FREQROL FR-A024-0.1K Instruction Manual page 118

24.
TROUBLESHOOTING
~~
Trouble
Motor
speed
does not
increase.
Motor speed
fluctuates
d u -
motor operation.
C M
points
Is
the velue
set l o r
upper limit
frequency
correct?
Is
it
too small?
Is t h e
load too
heavy?
Is
the stall prevention function activated due
to
excessively large value
set
tar
tomue
boast?
I
( 1 )
Check the load
(2)
Check the
i n p u t
signak.
I
(3)
Others
Is
the
load
changing?
Is the
frequency setting signal
stable?
In
me
generalpurpose magnetic flux vector control mode, is the
m i n g
for applicable motor capacity (Pr.80) correct for the inverter
capacity
and motor capacity?
wring length longer
than
30m
(98.46 feet)?
In the generakpurpose magnetic flux vector control mode, is the
In the
V/F control mode, is
me
wiring length too long?
Note:
"Pr." is an abbreviation of 'Parameter."
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106
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