Schrack Technik CX plus Series FRACXP06R-, Руководство пользователя

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15
In case of an alarm, an alarm message is flashing on the display in addition to the display
“ALARM” at
the CX plus. The table below offers an overview of all possible alarm messages.
In order to reset the active alarms, keep the

(ESC) key pressed for 3 s.
Alarm messages:
U
/
ALAR
M
/
Measuring voltage is out of the set tolerance.
I LO
/
ALAR
M
/
Measuring current is less than 5 mA (short-circuit jumper may
still be present at the current transformer (K – L) or interruption
in the current path or current transformer ratio is too large).
I hI
/
ALAR
M
/
Measuring current is too high.
pfc
/
ALAR
M
/
The controller cannot reach the compensation target.
HARu
/
ALAR
M
/
The set limit for the THD of the voltage has been exceeded.
Stages will be or were already switched off one by one.
hari
/
ALAR
M
/
The set limit for the THD of the current has been exceeded.
Stages will be or were already switched off one by one.
Step
flty
/
ALAR
M
/
One or several stages are defective. The stage symbols of the
defective stages are flashing with the alarm message.
The error codes Step and FLty are flashing alternatingly.
SPL
11
/
ALAR
M
/
The stage power of one or several stages has dropped below
75% of the initial power. Error code and stage number are
flashing alternatingly. The affected stages are switched off, set
to the stage type “FOFF” and are locked for the control.
Only the smallest affected stage number is displayed.
thi
/
ALAR
M
/
The second temperature limit has been exceeded. Stages will
be or were already switched off one by one.