Alarm Messages
| Display alarm text | Description | Corrective action |
|---|---|---|
| <LX> Phase Loss Alarm |
Input supply phase L1, L2, or L3 loss is detected. |
Check the input source and the affected phase. |
| A Circuit Breaker within the Unit has Tripped |
A circuit breaker within the unit has tripped. |
Check the circuit breaker and identify the cause of the tripping. Clear the tripping event and close the circuit breaker. |
| <Panel X> Branch <Breaker X> <Pole X> Apparent Power Below Minimum | Branch breaker X in Panel X is showing apparent power is below the minimum threshold at pole X. | Check the power for the affected branch breaker, evaluate the threshold setting, and adjust for your situation. |
| <Panel X> Branch <Breaker X> <Pole X> Apparent Power Overload |
Branch breaker X in Panel X is showing apparent power is above the maximum threshold at pole X. |
Check the power for the affected branch breaker, evaluate the threshold setting, and adjust for your situation. |
| <Panel X> Branch <Breaker X> <Pole X> High Current Alarm at Phase <LX> |
Branch breaker X in Panel X is showing phase L1, L2, or L3 current is above the high threshold at pole X. |
Check the current for the affected branch breaker, evaluate the threshold setting, and adjust for your situation. |
| <Panel X> Branch <Breaker X> <Pole X> Low Current Alarm at Phase <LX> |
Branch breaker X in Panel X is showing phase L1, L2, or L3 current is below the low threshold at pole X. |
Check the current for the affected branch breaker, evaluate the threshold setting, and adjust for your situation. |
| <Panel X> Branch <Breaker X> <Pole X> Maximum Current Alarm at Phase <LX> |
Branch breaker X in Panel X is showing phase L1, L2, or L3 current is above the maximum threshold at pole X. |
Check the current for the affected branch breaker, evaluate the threshold setting, and adjust for your situation. |
| <Panel X> Branch <Breaker X> <Pole X> Minimum Current Alarm at Phase <LX> |
Branch breaker X in Panel X is showing phase L1, L2, or L3 current is below the minimum threshold at pole X. |
Check the current for the affected branch breaker, evaluate the threshold setting, and adjust for your situation. |
| Input Breaker Open |
The main input breaker is open. |
Check the main input breaker and adjust position or alarm settings depending on your situation. |
| Input Current High Alarm at Phase <LX> |
The input phase L1, L2, or L3 current is above the high threshold. |
Check the input current for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Current Low Alarm at Phase <LX> |
The input phase L1, L2, or L3 current is below the low threshold. |
Check the input current for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Current Maximum Alarm at Phase <LX> |
The input phase L1, L2, or L3 current is above the maximum threshold. |
Check the input current for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Current Minimum Alarm at Phase <LX> |
The input phase L1, L2, or L3 current is below the minimum threshold. |
Check the input current for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Voltage Maximum Alarm at Phase <LX> |
The input phase L1, L2, or L3 voltage is above the maximum threshold. |
Check the input voltage for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Voltage High Alarm at Phase <LX> |
The input phase L1, L2, or L3 voltage is above the high threshold. |
Check the input voltage for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Voltage Low Alarm at Phase <LX> |
The input phase L1, L2, or L3 voltage is below the low threshold. |
Check the input voltage for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Voltage Minimum Alarm at Phase <LX> |
The input phase L1, L2, or L3 voltage is below the minimum threshold. |
Check the input voltage for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| NMC Communication Lost with <X> Meter |
Lost the local network management interface-to-input meter, output meter, or branch meter communication. |
Check the signal cables. Check that the meter is energized and that it has been configured correctly — use the power meter documentation supplied with the power meter. If the alarm persists, contact Schneider Electric. |
| Input Active Power Phase <LX> Overload |
The input active power for phase L1, L2, or L3 is above the selected high threshold. |
Check the input power for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Apparent Power Phase <LX> Below Normal |
The input apparent power for phase L1, L2, or L3 is below the selected minimum threshold. |
Check the input power for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Apparent Power Phase <LX> Overload |
The input apparent power for phase L1, L2, or L3 is above the selected maximum threshold. |
Check the input power for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Input Frequency Out of Range |
The input frequency is out of range. |
Check the input frequency, evaluate the threshold setting, and adjust for your situation. |
| Input Power Factor Deviation Alarm at Phase <LX> |
Input power factor deviation for phase L1, L2, or L3 exists. |
Check the input power factor deviation for the affected phase, evaluate the threshold setting, and adjust for your situation. |
| Transient Voltage Surge Suppressor Alarm |
Transient voltage surge suppressor system requires service. |
Contact Schneider Electric to schedule a maintenance visit. |