ABB MegaFlex UL S1 Series - Inverter, Bypass, and Command Messages

38/86
MegaFlex 1000 to 1600 UPS User Manual / REV-A
Code
Message Description
4362
INVERTER OFF
The command to switch OFF the Inverter
has been
activated by the Control Panel
or automatically for alarm
presence.
4411
BYPASS UTILITY OK
Bypass Input Utility is again within tolerance (voltage,
frequency and phase).
4500
COMMAND LOAD OFF
Disconnection of the Load by opening K6 and K7 for:
EPO / Load Off / Overload / Stop Operation.
4521
NO BYPASS POWER
With the Load supplied by Automatic Bypass, a Utility
Failure or K6 opening occurred.
4534
MULTIPLE LOAD TRANSFER
2 transfers Inverter- Utility have been detected in a short
time (default 30 sec.).
4535
BYPASS LOCKED
Bypass is not available.
Contactor K6 is open, SSM deactivated.
4536
BYPASS FREE
Bypass is enabled.
Contactor K6 is closed.
4561
LOAD OFF
Push-button “Load Off” on the UPS Control Panel has been
pressed, with “Q1 – External UPS Output Circuit Breaker”
closed.
4562
DETOUR ON
The auxiliary contact indicates that “External
Manual
Bypass Breaker” was closed.
4564
DETOUR OFF
The auxiliary contact indicates that “External Manual
Bypass Breaker” was opened.
4567
COMMAND LOAD ON UTILITY
The control unit received a command to transfer the Load
on Utility.
4568
COMMAND LOAD ON INVERTER
The control unit received a command to transfer the Load
on Inverter.
4572
NO MORE OVERLOAD
End of the overload condition detected with alarm 4570.
4580
INVERTER AND UTILITY SYNCHRONIZED
The voltages of Inverter and Utility Bypass
are
synchronized.
4582
COMMAND NOT TO SYNCHRONIZE
Command not to synchronize with Utility.
4583
COMMAND TO SYNCHRONIZE
Command to synchronize with Utility.
4600
COMMAND UPS ON
The eBoost operation mode function has been disabled or
the programmed time is expired.
The UPS returns to VFI mode supplying the Load normally
by Inverter.
4601
COMMAND UPS STAND BY
The function eBoost operation mode is enabled and
according to the time program the UPS will run in
eBoost
mode, supplying the Load normally by Utility.
4602
Q1 OPEN
The auxiliary contact indicates that the “Q1 – External UPS
Output Circuit Breaker” was opened.
4603
Q1 CLOSED
The auxiliary contact indicates that the “Q1 –
External UPS
Output Circuit Breaker” was closed.
4606
eBoost ACTIVATION ALLOWED
eBoost control signal has been cleared on the Customer
Interface Board (X1 - 11, 22).
Operating mode depends on
scheduled activation of the
functions.
4607
eBoost ACTIVATION INHIBITED
Customer Interface Board (X1 - 11, 22) received an eBoost
control signal.
eBoost™ Operation Mode will be temporarily inhibited.
4609
eBoost INHIBITED - LOW LOAD
eBoost™
Operation Mode inhibited due to minimal load not
reached.
4699
BATTERY TEST IMPOSSIBLE
Automatic Battery Test is not possible due to:
- No Utility Rectifier or Bypass.
- Battery not fully charged.
- Load is below 10% or above 80%.
Test is postponed for 1 week.