MGE UPS Systems 800 Rack User Manual
Page 22 -
34007117EN/AB
Troubleshooting requiring MGE UPS SYSTEMS after-sales support
4. Maintenance
4.1 Trouble-shooting
Indication
LED 12 goes ON and
the buzzer sounds
continuously.
the buzzer sounds
continuously.
Signification
UPS electronics have detected a UPS fault.
◗
The connected equipment is no longer supplied.
The equipment connected to the UPS is no
longer protected.
longer protected.
Correction
Call the after-sales support
department.
department.
Indication
LED 13 flashes and the
buzzer beeps once.
buzzer beeps once.
LED 12 flashes.
Signification
UPS overload. The power drawn by the connected
equipment exceeds UPS capacity.
equipment exceeds UPS capacity.
A battery fault was detected during the automatic
battery test.
battery test.
Correction
Check the power drawn by the
equipment and disconnect any non-
priority devices.
equipment and disconnect any non-
priority devices.
Replace the battery module (see
section 4.2).
section 4.2).
Troubleshooting not requiring MGE UPS SYSTEMS after-sales support (all versions)