E6582175
M-8
13
[Pre-alarm information] Each message in the table is displayed to give a warning but dues not cause the inverter to trip
The following error code and the frequency will blink alternately.
Error code Name Description Remedies
c
Overcurrent pre-alarm
When a current flows at or higher than the
overcurrent stall prevention level.
Same as oc (overcurrent)
p
Overvoltage pre-alarm
When a voltage is generated at or higher than
the over voltage stall prevention level.
Even if it was lower than the over voltage stall
prevention level, when a voltage is generated
at sharp increase.
Same as op (overvoltage)
l
Overload pre-alarm
When the cumulative amount of overload
reaches 50% or more of the overload trip
value.
When the main circuit element temperature
reaches the overload pre-alarm level
Same as ol1 and ol2
(overload)
h
Overheat pre-alarm
When the overheat protection pre-alarm level
is reached
Same as oh (overheat)
t
Communication pre-alarm
When the communication was broken off at or
longer than the parameter f803 setting.
Same as err5
(communication fault)
If two or more problems arise simultaneously, one of the following pre-alarms appears and blinks.
, ,
The blinking alarms , , , h, t are displayed in this order from left to right.
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