MGE UPS Systems 3000 VA - Manual (Page 25)

51033211EN/AC - Page 25
4. Maintenance
4.1 Troubleshooting
If one or more LEDs , , or flash, there is a operating anomaly or an alarm.
If a LED flashes, the bargraph data is no longer displayed.
Troubleshooting not requiring MGE after-sales support
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Indication
LEDs , , ,
flash and the buzzer
beeps.
LED flashes and
the buzzer beeps.
LED flashes.
LED is ON.
Signification
The UPS has detected a problem
concerning the wiring of the
connection module input.
UPS overload. Overload is too long
or too high. The UPS cuts the supply
of power to the connected equipment
and the buzzer beeps continuously.
The ambient temperature is higher
than 35
°
C.
The UPS is not designed to
operate more than eight
hours under these conditions.
The UPS is in maintenance mode
(manual bypass)
Correction
Shut down the UPS and check that the
input power cable is properly connected to
the input terminal block and the load to the
output terminal block (see p. 18).
After correcting any wiring errors, restart
the UPS as indicated on page 20. If the
problem persists, call MGE after-sales
support.
Check the power drawn by the equipment
and disconnect any non-priority devices.
Install the UPS in a room where the
ambient temperature is not greater than
35
°
C.
See point 3 to 6 of in the "Hot-swap and
Install connection modules" part of section
4.2.
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