52
SVGm
Instruction Manual
Table 23 (Cont�): Warnings messages�
Alarm and event messages
Corrective
action
Replace the fans and reset the maintenance meter. (see “
”)
Fan deterioration
Description
Deterioration in the ventilation capacity of the system has been detected.
Corrective
action
Check that the fans are clean. Perform the periodic maintenance tasks. Replace the fans if this does
not solve the problem. (see “
Mains voltage out of limits
Description
Mains voltage below the minimum
Corrective
action
This alert may be associated with transients and noise in the power supply voltage, or with incorrect
mains frequency values. Check the configuration. Check the quality of the power supply voltage. If it
continues, contact the
TAS�
Min temperature
Description
Temperature below the minimum operating value
Corrective
action
Wait for the environmental conditions to meet the requirements. If the alarm continues, contact the
TAS�
Mains frequency limits
Description
Main frequency out of the limits
Corrective
action
This alert may be associated with transients and noise in the power supply voltage, or with incorrect
mains frequency values. Check the configuration. Check the quality of the power supply voltage. If it
continues, contact the
TAS�
Minimum current
Description
Mains current below the programmed level.
Corrective
action
Check the configuration.
Maximum load
Description
Static generator working at full load
Corrective
action
No action is necessary.
Low power factor
Description
The power factor value measured is less than 0.7, which might indicate a connection error in the
measuring transformers, where the voltage phases do not correspond to the current phases.
Corrective
action
Confirm that the connections are correct.
Negative power
Description
The power value measured is negative (generated power), which might indicate that the transformers
have been connected inversely.
Corrective
action
Confirm that the connections are correct.
Wxxx
Description
Internal error.
Corrective
action
Contact the Technical Assistance Service.
Parallel SVGm in alarm
Description
This is a fault in one or more slaves.
Corrective
action
The device does not stop and adjusts its operation to the number of available slaves. On the slave
device status screen, “
” you can view the status and alarms for each
static generator. If there is a communications error with any of the slaves, stop the devices and check
the communications wiring.
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