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NetSure
™
Control Unit (NCU)
User Manual, UM1M830BNA
Spec. No: 1M830BNA, 1M830DNA Code: UM1M830BNA
Model No: M830B, M830D Revision M, May 12, 2017
[54]
Table 5
Alarm Name
Alarm Description
Action to Correct
SMDU Battery Fuse Unit Alarms (SM-DU Module must be present in system)
Batt Fuse 1 Alarm
Battery fuse #1 is open.
Find out and eliminate the reason the fuse is
open before replacing. Check for overload
or short circuit. If the fuse was manually
removed, check with the person that
removed it before reinserting it.
…
…
Batt Fuse 6 Alarm
Battery fuse #4 is open.
SMDU Battery Alarms (SM-DU Module must be present in system)
Exceed Current Limit
Battery current limit point is exceeded.
--
Over Battery Current
Battery is in over current.
--
Low Capacity
Battery has low capacity.
Check the batteries.
SM Battery Alarms (SM-BAT Module must be present in system)
Current Limit Exceeded
Battery is in over current.
--
Over Battery Current
Battery current is high.
--
Battery Leakage
Battery has leakage current.
Check the batteries.
Low Acid Level
Battery has low acid level.
Check the batteries.
Battery Disconnected
Battery disconnection is active.
--
High Battery Temperature
Battery has high temperature condition.
--
Low Battery Temperature
Battery has low temperature condition.
--
Cell Voltage Difference
Battery cell voltage difference detected.
Check the batteries.
SM-BAT Unit Failure
Battery monitoring device has failed.
Replace device.
Battery Temperature Sensor Failure
Battery temperature sensor has failed.
Replace temperature sensor.
Low Capacity
Battery has low capacity.
Check the batteries.
Battery Not Responding
Battery monitoring device has lost
communications with the controller.
Check communications cables.
Temperature Sensor not Used
No battery temperature sensor.
--
LargeDU Battery Alarms (Large Distribution Unit must be present in system)
Current Limit Exceeded
Battery current limit point is exceeded.
--
Low Capacity
Battery has low capacity.
Check the batteries.
Battery Fuse Failure
Battery fuse is open.
--
Battery Overvoltage
Battery has over voltage condition.
--
Battery Undervoltage
Battery has under voltage condition.
--
Battery Overcurrent
Battery has over current condition.
--
No Response
Battery monitoring device has lost
communications with the controller.
Check communications cables.
SMBRC Battery Alarms (SM-BRC Module must be present in system)
Low Cell Voltage Alarm
Battery string low voltage alarm.
--
Low Cell Temperature Alarm
Battery string low temperature alarm.
--
Low Cell Resistance Alarm
Battery string low resistance alarm.
--
Low Inter Cell Resistance Alarm
Battery string inter-cell low resistance alarm.
--