Alarm List and
Troubleshooting Tips
Utility Connected Run
• HMI: On the PCS user interface, toggle the SMS CONTROL switch to the SCADA
DISABLE setting. Then, on the Command-Control HMI screen, change the values of
the control mode so that there are no power or vars required. This allows the PureWave
SMS-250 system to go to the Ready state.
• SCADA: Change the values of the control mode so that there are no power or vars
required so the PureWave SMS-250 system can go to the Ready state.
Island Run
Ready (for Island Run Test Modes)
The PureWave SMS-250 system automatically moves to the Ready state when the utility
source has been restored. However, the storage-management system can also be manu-
ally commanded to the Ready state as follows:
• HMI: On the PCS user interface, toggle the SMS CONTROL switch to the SCADA
DISABLE setting. Then, on the Command-Control HMI screen under the Islanding
Control menu, click on the Stop Island radio button for the PureWave SMS-250
system to go to the Ready state.
• SCADA: The user can select the DNP Point 3 (StopIsland) to pulse on a request for
the PureWave SMS-250 system to go to the Ready state.
The PureWave SMS-250 system contains an extensive self-diagnosis system. If any
abnormal condition occurs, the system will activate an alarm. Following is a list of
alarms categorized by alarm type in order of: Information Status, Warning, Inhibit,
Battery Isolate, and Trip Offline.
The alarms in the following tables are listed according to alarm type at the time of
shipment . Alarms may be reconfigured during operation and should be documented
accordingly .
The troubleshooting tips listed in the following tables are for guidance purposes . Please
contact S&C Electric Company if more troubleshooting assistance is required or if there
are any doubts about how to handle an alarm event .
Ready
NOTICE
S&C Instruction Sheet 659-520
Operation
29
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