Figure 43. Three possible Nuvation Energy BMS operation states
The normal state is
All OK
and the color of the indicator will be green. The warning state is
Warning
and the color of the indicator will be orange. The fault state is
Fault
and the color of the indicator will
be red.
Clicking on the indicator will jump to a comprehensive status list of warnings and faults active in the
battery stack.
Clicking on the
Clear
button below the state will cancel any warnings and faults that are not self-
clearing.
6.1.8.2. Connection State
The battery stack connection state is shown in the oval indicator.
Figure 44. Three possible connection states
Stack Disconnected
in a red oval indicates the battery stack is unavailable to be charged or discharged.
Stack Pre-charging
in an orange oval indicates the battery stack has connected its pre-charge circuit
and is attempting to equalize the battery stack voltage to the system DC bus voltage.
Stack Connected
in a green oval indicates the battery stack is available to be charged or discharged.
Clicking the
Connect
button initiates the stack connection sequence of events. Nuvation Energy BMS
must be in the
All OK
state for the
Connect
button to be available.
Clicking the
Disconnect
button will disconnect the battery stack from the system DC bus.
6.1.8.3. Information Table
The information table shows the number of cells that are having excess energy bled off to maintain a
balanced battery stack.
Nuvation Energy High-Voltage BMS - Product Manual
Document ID: NE-PM-003
49
Rev 1.2, 2021-03-03
Curie Update 1