36 Chapter 4 Operator Control And Display Panel
APM 300 Integrated UPS Single Module And Parallel System User Manual
Alarm
Explanation
Battery Maintenance
Testing
The user initiated a maintenance test (20% capacity discharge)
Inverter in Setting
The inverter starts up and is in synchronization
Rectifier in Setting
The rectifier starts up and is in synchronization
Battery room alarm
The temperature in the battery room is high and needs to be attended
BCB open
BCB state (open)
BCB closed
BCB state (closed)
Battery Reverse
Reconnect battery and check battery wiring
Auto start
After UPS shutdown at EOD, the inverter automatically starts upon mains restoration
Rec Flash Update
Rectifier software being updated
Inv Flash Update
Inverter software being updated
Monitor Flash Update
Monitoring software being updated
Bypass Flash Update
Bypass software being updated
LBS abnormal
LBS abnormal
SPM Board Not Ready
The acquisition board is not properly connected. Seek technical assistance from the local
customer service center of Emerson
SPM CRC Check Error
Data check error of acquisition arithmetic module. Seek technical assistance from the local
customer service center of Emerson
SPM Branch Curr Over LL
Load too large, exceeding route current low threshold (set by commissioning engineer,
60% of rated route current by default)
SPM Branch Curr Over HL
Load too large, exceeding route current high threshold (set by commissioning engineer,
80% of rated route current by default)
SPM Branch Over Current
Load too large, exceeding route overcurrent point (set by commissioning engineer, 105%
of rated route current by default)
SPM Branch 1 Inrush OC
Load too large, exceeding route impact overcurrent point (set by commissioning engineer,
130% of rated route current by default)
SPM Branch Breaker Fail
Output distribution switch open. Check whether it was caused by human intervention or
fault. Check the load if was caused by fault
SPM Internal Comm
Failure
Power interruption between bypass module and SPM monitoring module
SPM Maintenance Bypass
Breaker Close
The maintenance bypass switch of the UPS is closed
SPM Output Breaker
Open
The output switch of the UPS is open
If the alarms are caused by the values set by the Emerson-authorized commissioning engineer using the configuration
software, and the user needs to change the setting values, please contact the local customer service center of Emerson.
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