51
Instruction Manual
SVGm
If the display has entered energy saving mode, it is automatically disabled. The alarm screen disap-
pears when the display is touched.
Use the
and
keys to navigate through the different display screens.
Table 21:Alarm messages�
Alarm messages
DC Bus voltage error
Description
Internal DC bus voltage error
Corrective
action
Check connections. Check mains power quality and presence of notches. If it continues, contact the
technical service.
Overcurrent L1/L2/L3
Description
The
SVGm
current is too high.
Corrective
action
This alarm may be associated with transients and noise in the power supply voltage. Check the quality
of the power supply voltage. If it continues, contact the
Technical Service
.
Mains overvoltage L1/L2/L3
Description
The mains voltage is too high.
Corrective
action
This alarm may be associated with transients and noise in the power supply voltage, or with incorrect
mains voltage values. Check the configuration. Check the quality of the power supply voltage. If it
continues, contact the
Technical Service�
DC+/DC - Bus overvoltage
Description
Internal DC bus voltage error.
Corrective
action
Check connections. Check mains power quality and presence of notches. If it continues, contact the
technical service.
IGBT failure
Description
Possible hardware failure detected.
Corrective
action
Contact Technical service.
High temp IGBT
Description
The temperature of the power module is very high.
Corrective
action
Check that the fans are working. Clean or replace them if necessary. If it continues, contact the
Tech-
nical Service�
High temp Inductor
Description
The temperature of the inductors is very high.
Corrective
action
Check that the fans are working. Clean or replace the fans if necessary. If it continues,
contact the
Technical Service�
Initial Conditions
Description
The start-up conditions have not been met 10 times during the past 5 minutes.
Corrective
action
Check the configuration and the ambient temperature. Check the quality of the power supply voltage.
If it persists, contact the
Technical Service�
Hardware failure
Description
Possible hardware failure detected.
Corrective
action
Contact the
Technical Service
.
DC Bus charge failure
Description
Possible hardware failure detected.
Corrective
action
Contact the
Technical Service
.