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MegaFlex 1000 to 1600
UPS User Manual / REV-A
Code
Alarm
Description
4421
K3 OPENING FAILURE
K3 not open despite an opening command.
Be aware the DC Capacitors could remain charged.
4520
NO INVERTER POWER
The Load supplied by Utility exceeds the Inverter power.
The Load remains supplied by Utility until the alarm stays ON.
4522
FAN FAILURE
The Fan Control Board indicates a malfunction of one or
more ventilators.
4530
LOAD LOCKED ON UTILITY
Load is locked on Utility because 3 transfers on Utility have
been detected in a short time (default 30 sec.).
The transfer will be free after a time defined in parameter
(default 30 sec.).
4531
LOAD ON UTILITY BY ERROR
DETECTOR
Load is transferred to Utility because the error detector
detected a disturbance on the output voltage.
4563
EMERGENCY OFF ACTIVATED
Alarm after detection of an EPO (Emergency Power Off) from
an external safety device connected on Customer Interface
Board. Consequently K4, K6, K7 open, Rectifier, Inverter and
SSM are switched Off.
4570
OVERLOAD
The UPS system is in an overload condition
>
105% on
Inverter, or
>
150% on Utility.
With Utility unavailable, a sequence of “stop operation”
starts. Time out depends on degree of overload.
4571
OVERLOAD: LOAD ON UTILITY
With Utility Bypass supply available and Load
>
115%, the
Load is transferred on Utility. Load will be transferred again
automatically on Inverter when Load
<
100%.
4581
INVERTER AND UTILITY
NOT SYNCHRONIZED
The voltages of Utility and Inverter are not synchronized,
which causes the opening of K6.
4608
ECO CONFIG FAILURE
The propagation of the eBoost™ configuration to other units
in an RPA Parallel System failed.
4681
MAIN BOARD BATTERY CHANGE
NEEDED
Notice to replace the Lithium Battery located on the Control
Board.
4682
DC CAPACITORS CHANGE NEEDED
Notice to replace the DC Capacitors.
4683
AC CAPACITORS CHANGE NEEDED
Notice to replace the AC Capacitors.
4684
FAN REPLACEMENT NEEDED
Notice to replace the Fans.
4685
SERVICE MAINTENANCE OVERDUE
Notice to do the Service Maintenance.
4697
BATTERY OVERTEMPERATURE
Detection of Battery overtemperature condition.
Only an ABB Service Technician can reset the alarm.
4698
BATTERY POWER INSUFFICIENT
In case of Utility Failure, with the actual Load, the run time
would be below stop operation time (default 3 minutes).
4700
DC LOW
Battery voltage is at the lowest limit.
Inverter will remain Off until the Battery voltage reaches the
value in parameter.
4701
POWER SUPPLY BOARD FAILURE
Detection of a failure on the Power Supply Board, in
particular from the DC supply.
Can be enabled or disabled with respective parameter.
4702
LOSS OF REDUNDANCY
A time of lost redundancy superior than specified in
respective parameter was detected.
4900
LOAD LOCKED ON INVERTER
The Load is locked on Inverter after 3 Load transfers within
30 seconds.
After time out (default 30 sec.) Bypass will be free.
4955
OVERTEMPERATURE
An overtemperature condition has been detected on Inverter.
Elapsed “stop operation” time, Inverter shut-down.
With Utility OK, Load is transferred on Utility.
4998
LOAD OFF DUE TO EXTENDED
OVERLOAD
Load Off after time-out of “stop operation” for overload on
Inverter (time depending on the % of overload).
4999
LOAD OFF DUE TO LOW BATT. OR
TEMP.
Load Off after time-out of “stop operation” with missing
Utility due to Battery low voltage or overtemperature
condition.
Содержание MegaFlex UL S1 Series
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