BMS_f010_SW_Neg_Contactor_Drive
BMS_f010_SW_Neg_Contactor_Drive
Alert Information
Category
Battery
Severity
info
Live Incidence Rate
<0.01%
Models
Model SModel X
Description
There is an issue with the negative contactor drive circuit. This alert may indicate an open pack contactor drive circuit, a falsely closed pack contactor loop, an increase in the pack contactor coil current during economized operation, or that a pack contactor has popped open during operation.
Potential Impact
Inability to charge, drive, or support the low voltage (LV) system
Set Condition
The battery management system (BMS) detects unexpected current through the negative contactor drive circuit.
Clear Condition
The BMS detects nominal current through the negative contactor drive circuit.