4.5.1. Status LEDs
When the Stack Switchgear is powered up, the status LEDs provide an indication of the functional
status. A more detailed status may be accessible via the Operator Interface.
4.5.1.1. Stack Switchgear
The three LEDs on the front panel of the Stack Switchgear indicate health and functional status to the
user.
Power LED
The
POWER
LED (green) indicates that the system is powered on (AC power is provided and the
AC power input breaker is closed).
Figure 36. Power LED
Activity LED
The
ACTIVITY
LED (blue) indicates that the Stack Switchgear is communicating with the Battery
Control Panel or an external controller and is receiving a heartbeat signal.
Figure 37. Activity LED
Fault LED
The
FAULT
LED (red) indicates that the system is in a fault state and requires attention to become
operational. The Operator Interface’s fault page can be used to find the nature of the fault.
Figure 38. Fault LED
4.5.1.2. Cell Interface
The 2 status LEDs on the face of the Cell Interface indicate the functional status of the module.
Activity
This LED indicates that the Cell Interface module has received a communication packet over the
Link Bus.
Nuvation Energy High-Voltage BMS - Product Manual
Document ID: NE-PM-003
38
Rev 1.2, 2021-03-03
Curie Update 1