Modifications reserved
Page 34/71
OPM_SGS_USM_M75_M75_2US_V010.doc
User Manual
SG Series 750 UL S2 & SG Series 750 T12 UL S2
Code
Message
Meaning
4534
MULTIPLE LOAD TRANSFER
2 transfers
Inverter- Utility
have been detected in a short
time, (default 30 seconds).
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
The
“Load Off”
key on the UPS Control Panel has been
pressed, with the output circuit switch
Q1
closed.
4562
DETOUR ON
The
auxiliary contact
indicates that
External Maintenance
Bypass
has been closed.
4564
DETOUR OFF
The
auxiliary contact
indicates that
External Maintenance
Bypass
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
has been disabled or the
programmed time is expired.
The UPS returns to
VFI Operation Mode
supplying the
Load
normally by
Inverter
.
4601
COMMAND UPS STANDBY
The
eBoost™ Operation Mode
is enabled, and according to
the time program the UPS will run in
eBoost™ Operation
Mode
, supplying the
Load
normally by
Utility
.
4602
Q1 OPEN
The auxiliary contact indicates that the output switch
Q1
has been opened.
4603
Q1 CLOSED
The auxiliary contact indicates that the output switch
Q1
has been closed.
4604
COMMAND IEMi ON
The
IEMi Operation Mode
function is enabled, and
according to the time program the UPS system will run in
IEMi mode
.
The UPS returns to
VFI Operation Mode
supplying the
Load
normally by
Inverter
.
4605
COMMAND IEMi OFF
The
IEMi Operation Mode
has been disabled or the
programmed time is expired.
4606
eBoost ACTIVATION ALLOWED
eBoost/IEMi 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/IEMi control
signal.
eBoost™ Operation Mode
and
IEMi Operation Mode
will be
temporarily inhibited.