Alarms – APC Silcon DP300E Series User Manual
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User Guide Silcon DP300E Series 480V 400-500kVA
7OA0004 US rev. 02
Alarms
6.4
The events logger
The events logger is a memory stack, in which the last 250 events are stored in the
same sequence as they may arise (showing the latest first).
Events stored are the alarms and the following operational modes:
Mode
Comments
MPU is reset
UPS has been totally switched off
Stand-by
UPS has been in stand-by mode by parallel
system
Normal operation
UPS has been in normal operation
Battery operation
UPS has been in battery operation
Bypass operation
UPS has been in bypass operation
System off
UPS has been off
6.5
Displaying the events stack
Action
Description
1. Press
and
2. Press
or
3. Press
4. Press
Press the two keys simultaneously to get
access to the events stack
Scroll up or down through the events stack
(last message is “No (further) event”)
Displays the time where the event happened
Exit the events stack. If not operated the
system will exit the events stack automatically
after 30 seconds