GE Digital Energy LP 33 - Page 48

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OPM_LPS_33E_10K_30K_4CN_V010.doc 48/82 Operating Manual LP 33 / 10-20-30 kVA
Code Message Meaning
4361
INVERTER
ON
The command to start the inverter has been activated on the
control panel.
4362
INVERTER
OFF
The command to switch OFF the inverter has been done by
the control panel or automatically for alarm detection.
4411
BYPASS MAINS
OK
Bypass input mains is again within the admitted tolerance
(voltage, frequency and phase).
4500
COMMAND
LOAD OFF
Disconnection of the load by opening K4, K6 and K7 for:
EPO / Total Off / Overload / Stop operation.
4521
NO BYPASS
POWER
With the load supplied by electronic bypass, a mains failure
or K6 opening occurred.
4534
MULTIPLE LOAD
TRANSFER
2 transfers inverter-mains have been detected in a short
time, defined by respective parameter (default 30 seconds).
4535
BYPASS
LOCKED
Transfer on mains not enabled due to settings of respective
parameters.
Contactor K6 is open.
4536
BYPASS
FREE
Settings of respective parameters enable bypass transfer on
mains.
Contactor K6 can be closed.
4561
TOTAL
OFF
Push-button Total Off behind the front door has been
pressed, with the output circuit breaker Q1 closed.
4562
DETOUR
ON
The auxiliary contact indicates that manual bypass Q2 has
been closed.
4564
DETOUR
OFF
The auxiliary contact indicates that manual bypass Q2 has
been opened.
4567
COMMAND
LOAD ON MAINS
The control unit received a command to transfer the load on
mains.
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 previously detected with alarm
4570.
4580
INVERTER AND
MAINS SYNCHRONIZED
The voltages of inverter and mains bypass are
synchronised.
4582
COMMAND NOT TO
SYNCHRONIZE
Command not to synchronise with mains has been done for:
mains bypass out of tolerance (4410) or setting respective
parameters.
4583
COMMAND TO
SYNCHRONIZE
Command to synchronise with mains has been done for:
mains BP OK (4410) or setting respective parameters.
4600
COMMAND
UPS ON
The IEM mode function has been disabled or the
programmed time is expired.
The UPS returns to On-line mode supplying the load
normally by inverter.