Uninterruptible Power Supplies Minipower Plus Rack, User Manual

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4: Operation
4-4
UPS453-01-00 MINIpowerPLUS User Manual Dated 08-03-12
4.2.2 Operator Keypad
Figure 4.3 Operator keypad functions
4.3 Alarms and Indications
Note: Press the
ESC
key to silence the audible warning.
Operating Status
Indicator
Audible Alarm Display
Message
Description
Solid Green None UPS on Mains
IN xxxV Normal operation.
Mains OK and load within limits.
Fast flashing Green None UPS on Mains
No sync mains
xx.xHz Output and input voltages are unsynchronised.
Possible causes:
• PLL disabled
• Input frequency outside limits
Solid Yellow Short intermittent
every 20sec
UPS on Batteries
MAINS ABSENT UPS input supply has failed (or out of spec) and the UPS is operating
from its battery supply (batteries are discharging).
Fast flashing Yellow None UPS on Bypass Load is connected directly to the mains supply via the bypass.
Fast flashing Red Short, fast
intermittent
Module failure: Switch off the UPS and contact your service centre
Overload: Reduce the load until it is within the UPS capacity.
Solid Red Continuous UPS error or failure.
ATTENTION! We recommend you switch off the ups and contact your
service centre
Flashing Red
(every 10s) Above 90% of MAX load
Flashing Red
Alternating short/long Alternating short,
long intermittent
RESERVE
AUTONOMY! Autonomy reserve. During battery operation
• Incorrect battery connection
• Incorrect Neutral
Flashing Red
Short with pause OUT OF
REDUNDANCY! The load consumption exceeds the set redundancy.
Power module redundancy is not guaranteed in case of failure.
‘
ESC
ape Key
• Exit a function without modifying it
• Go up one menu level
• Exit the main menu and return to the status display
• Silence the buzzer
SCROLL UP
Key
• Select previous function
• Increase a value
• Select a new item within the function (e.g. go from DISABLED to ENABLED)
SCROLL DOWN
Key
• Select next function
• Reduce a value
• Select a new item within the function (e.g. go from ENABLED to DISABLED)
ENTER (SELECT)
Key
• Confirm a value
• Access an item in the menu
• Go down a menu level
ON/OFF
• UPS ON/OFF pushbutton