GE Industrial Solutions SG Series 750 T12 UL S2 User Manual - Manual (Page 33)

Modifications reserved Page 33/71
OPM_SGS_USM_M75_M75_2US_V010.doc User Manual SG Series 750 UL S2 & SG Series 750 T12 UL S2
6.3.3 Messages list
Code Message Meaning
4002 WATCHDOG RESET
The microprocessor has detected an incorrect operation:
Transfers the Load on Utility and performs a program
reset.
The Inverter will restart automatically and will supply the
Load.
4108 Q4 OPEN
The auxiliary contact indicates that the input rectifier
switch Q4 has been opened.
4108 Q4 CLOSED
The auxiliary contact indicates that the input rectifier
switch Q4 has been closed.
4111 RECTIFIER UTILITY OK
Rectifier Input Utility is again within the admitted tolerance
(voltage, frequency and phase).
4119 BATTERY TEST STARTED Start of Manual or Automatic Battery Test.
4120 BATTERY TEST STOPPED End of Manual or Automatic Battery Test.
4122 MANUAL BOOST CHARGE ON
Start of Manual Boost charge (only for lead open wet
batteries).
4123
AUTOMATIC BOOST CHARGE
ON
Start of Automatic Boost charge (only for lead open wet
batteries).
4124 BOOST CHARGE OFF
End of Manual or Automatic Boost charge (only for lead
open wet batteries).
4161 RECTIFIER ON Rectifier started.
4162 RECTIFIER OFF Rectifier shutdown.
4163 GENERATOR ON
Customer Interface Board (X1 - 11, 22) received a Gen-set
ON signal.
Operating mode depend on setting of Parameters.
4164 GENERATOR OFF
Customer Interface Board (X1 - 11, 22) received a Gen-set
OFF signal.
Function Bypass enabled depends on setting of parameter.
4302
INVERTER CANNOT BE TURNED
ON
Inverter cannot be switched on because one of the
following conditions is still present:
- Over Temperature -
K7 opening Failure
- Low Battery Voltage - High Battery Voltage
- Inverter Fuses - DC Low
- Overload - EPO
4303
INVERTER CANNOT BE TURNED
OFF
Inverter cannot be switched OFF, because the Load cannot
be switched to Utility (voltage out of tolerance, not
synchrony, BP blocked).
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
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.