Table 40. UPS events (continued)
Alarm on
Maximum charger voltage fault
Minimum charger voltage fault
End of warranty
End of battery life
End of life of the wearing parts
Outlet 1 open
Outlet 2 open
Chopper fault
Normal ac switch (Q1) open
Normal ac frequency out of tolerance
Normal ac fuses blown
Normal ac module fault
Normal ac voltage out of tolerance
Site wiring fault
Automatic bypass switch (Q4S) open
Bypass ac frequency out of tolerance
Automatic bypass fault
Automatic bypass overload
Automatic bypass overtemperature
Bypass ac phase out of tolerance
Automatic bypass thermal overload
Load not protected - on automatic bypass
Bypass ac voltage out of tolerance
Battery switch (QF1) open
Manual bypass switch (Q3BP) closed
UPS on manual bypass
Inverter limitation
Inverter fuses blown
Inverter fault
Inverter overload
Inverter overtemperature
Inverter short circuit
Inverter thermal overload
Output switch (Q5N) closed
Load short circuit
Single wave load fault
Negative dc bus too high
Positive dc bus too high
Rectifier fault
Negative dc bus too low
Alarm off
Charger voltage OK
Charger voltage OK
LCM message OK
LCM message OK
LCM message OK
Outlet 1 closed
Outlet 2 closed
Chopper OK
Normal ac switch (Q1) closed
Normal ac frequency OK
Normal ac fuses OK
Normal ac module OK
Normal ac voltage OK
Site wiring OK
Automatic bypass switch (Q4S) closed
Bypass ac frequency OK
Automatic bypass OK
Automatic bypass load OK
Automatic bypass temperature OK
Bypass ac phase OK
Automatic bypass load OK
Load protected - return from bypass
Bypass ac voltage OK
Battery switch (QF1) closed
Manual bypass switch (Q3BP) open
Inverter end of limitation
Input fuses OK
Inverter OK
Inverter load OK
Inverter temperature OK
Inverter OK
Inverter load OK
Single wave load fault load OK
Load OK
Load OK
Negative dc bus OK
Positive dc bus OK
Rectifier OK
Negative dc bus OK
Appendix A. Uninterruptible power supply alarms, events, and MIB objects
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