Selco WU21 - Internal diagnostic indications

7.2) Internal diagnostic indications
Note: all the above auxiliary power supplies are generated by Auxiliary Power Supply 15.14.271!
Led
LVA
LVB
LVC
LVD
LVE
LVF
+ 12VAUX
LU
LV
LW
L_HV
L_LV
Meaning
+ 30Vdc Torch Trigger power supply
+ 24Vdc Remote Control power supply
-24Vdc Remote Control power supply
+ 26Vdc Main Internal power supply
+ 10Vdc µP logic power supply
-20Vdc Main Internal power supply
+ 12Vdc Primary Logic power supply
Alarm: phase lack!
Alarm: phase lack!
Alarm: phase lack!
Alarm: overvoltage!
Alarm: undervoltage!
Status under normal conditions
LIT
LIT
LIT
LIT
LIT
LIT
LIT
OFF
OFF
OFF
OFF
OFF
32 Description of diagnostic indications