Mitsubishi FREQROL-SFJ Maintenance Manual page 95

Alarm
Abbr. Name
No.
OPTION CARD This alarm occurs if "sync. TAP",
57 OPE
ERROR
EO IPF
POWER FAIL-
URE
WARNING
WPE
PARAMETER
ERROR
NC EMERGEN-
E7 NCE
CY
Note: If protective function listed above is activated,
Alarm No.
following occurs.
Motion A . . . . . Controller base current is shut off, main
Motion B . . . . . Motor is decelerated by regenerative brake and
Description
"C-axis control" or "index" sig-
nal is input though FR-SFJ is
not equipped with the correspon-
ding option card.
This warning arises in case of
instantaneous supply voltage
drop.
This warning arises if parameter
setting is beyond the specified
limit.
0 If emergency stop signal is in-
FR-SFJ is connected to CNC
through'bus line), this warn-
ing is given.
0 If emergency stop signal is in-
put from external signal source
(when parameter kc42 (BSL) is
set so that external emergency
signal is acceptable), this
warning is given.
displayed by 'I-segment readout and the
(power) circuit contactor opens and the motor
stops after coasting.
Fault signal contact FA-FC opens.
stops. After motor stops, base current is'
interrupted.
In this case, whether fault signal contact
FA-FC opens or not depends on parameter set-
Motion
(Note)
A
C
C