Vertivâ„¢ NetSureâ„¢ Control Unit (NCU) User Manual
Alarm Name Alarm Description Action to Correct
SoNick Battery Alarms
Battery Communication Fail
Refer to the documentation provided with the FIAMM SoNick (Sodium Nickel) Battery.
Low Ambient Temperature
High Ambient Temperature Warning
High Ambient Temperature
Low Battery Internal Temp
High Batt Internal Temp Warning
High Batt Internal Temperature
Bus Voltage Below 40V
Bus Voltage Below 39V
Bus Voltage Above 60V
Bus Voltage Above 65V
High Discharge Current Warning
High Discharge Current
Main Switch Error
Fuse Blown
Heaters Failure
Thermocouple Failure
Voltage Measurement Circuit Fail
Current Measurement Circuit Fail
BMS Hardware Failure
Hardware Protection Sys Active
Heatsink High Temperature
Battery Voltage Below 39V
Battery Voltage Below 38V
Battery Voltage Above 53.5V
Battery Voltage Above 53.6V
High Charge Current Warning
High Charge Current
High Discharge Current Warning
High Discharge Current
Voltage Unbalance Warning
Voltages Unbalance
DC Bus Pwr Too Low for Charging
Charge Regulation Failure
Capacity Below 12.5%
Thermocouples Mismatch
Heater Fuse Blown