990-6537C-001

Alarm Messages

Display text Description Corrective action
Air filter technical check recommended The air filters need to be checked as preventive maintenance is recommended. The air filters may need to be replaced.
Ambient temperature high Ambient temperature is high.  
Ambient temperature out of tolerance Ambient temperature is out of tolerance.  
Batteries are discharging The load is drawing more power than the UPS can draw from the input, causing the UPS to draw power from the batteries.  
Battery breaker BB1 open Battery breaker BB1 is open.  
Battery breaker BB2 open Battery breaker BB2 is open.  
Battery breaker BB3 open Battery breaker BB3 is open.  
Battery breaker BB4 open Battery breaker BB4 is open.  
Battery capacity is below minimum acceptable level The battery capacity is below the minimum acceptable value according to UPS power rating. Risk of battery damage. Change battery configuration and/or add larger capacity battery.
Battery condition is poor Battery capacity is lower than 50%. Batteries should be replaced.
Battery condition is weak Battery capacity is between 50% to 75%.  
Battery configuration is incorrect The configuration of the settings for number of batteries in series, number of cells in battery and nominal cell voltage does not match the battery voltage range of the UPS. Check and correct battery settings.
Battery float charge current exceeds expected value The battery float charge current exceeds the expected value and has been limited to avoid thermal runaway. Check battery.
Battery is below minimum acceptable runtime The battery runtime is below configured minimum acceptable value.  
Battery is not working correctly A battery is not working correctly. Contact Schneider Electric.
Battery room ventilation inoperable Input contact indicates that the battery room ventilation is not working correctly.  
Battery temperature sensor is OK Battery temperature sensor is OK.  
Battery temperature sensor is abnormal One or more battery temperature senor(s) is not working correctly. Contact Schneider Electric.
Battery voltage does not match battery configuration Battery voltage does not match the battery configuration settings. Check and correct battery settings.
Bonding between neutral and ground missing Bonding between neutral and ground is missing.  
Breaker Ext. MBB closed When the external maintenance bypass switch/breaker (Ext. MBB) is closed, the load is supplied with unprotected power from bypass.  
Bypass frequency out of tolerance Bypass frequency is out of tolerance. Check bypass frequency and bypass frequency setting.
Bypass phase missing Bypass is missing a phase. Check bypass. Contact Schneider Electric.
Bypass phase sequence incorrect The phase rotation on bypass is incorrect. Check bypass. Contact Schneider Electric.
Bypass voltage out of tolerance Bypass voltage is out of tolerance and UPS is prevented from going into requested bypass mode.  
Charge power is reduced The battery charge power has been reduced. The input for this functionality was activated, or the input current has reached the maximum limit.
Charger shutdown due to high battery temperature The charger has been shut down due to a high battery temperature. Check the battery temperature.
Charger shutdown due to low battery temperature The charger has been shut down due to a low battery temperature. Check the battery temperature.
Confirm redundancy lost and/or transfer to forced static bypass Inverter OFF button has been pushed and user must confirm that the redundancy will be lost and/or system will transfer to forced static bypass. Confirm or abort using the display.
DC-DC current limitation threshold lowered due to high temperature

The DC current limitation threshold of the DC-DC has been lowered due to high ambient temperature.

Reduce ambient temperature.
Display communication lost - connected Communication link between display and system management controller (SMC) is lost. The display is connected. Contact Schneider Electric.
Display communication lost - disconnected Communication link between display and system management controller (SMC) is lost. The display is disconnected. Contact Schneider Electric.
Display communication not authenticated Communication link between display and system management controller (SMC) is not authenticated. Contact Schneider Electric.
EPO switch activated An emergency power off (EPO) switch is activated. Deactivate the emergency power off (EPO) switch.
External battery monitoring detected fault Input contact indicates external battery monitoring detected fault.  
Genset is supplying the UPS Input contact indicates that a genset is supplying the UPS.  
General parallel system event The parallel system is not configured correctly or is not working correctly. Contact Schneider Electric.
Ground fault detected Input contact indicates that a ground wire fault has been detected. Contact Schneider Electric.
High battery temperature level The battery temperature is above the alarm setting. Check the battery temperature. A high temperature may decrease the battery lifetime.
High battery temperature shutdown The energy storage surveillance has detected a battery temperature above the shutdown limit. Check the battery temperature.
High efficiency mode disabled High efficiency mode is disabled from an input contact.  
High humidity threshold violation at remote sensor A high humidity threshold violation exists for integrated environmental monitor sensor. Check the environment.
High temperature threshold violation at remote sensor A high temperature threshold violation exists for integrated environmental monitor sensor. Check the environment.
IM communication lost - connected Communication link between intelligence module (IM) and system management controller (SMC) is lost. The intelligence module (IM) is connected. Contact Schneider Electric.
IM communication lost - disconnected Communication link between intelligence module (IM) and system management controller (SMC) is lost. The intelligence module (IM) is disconnected. Contact Schneider Electric.
IM communication not authenticated Communication link between intelligence module (IM) and system management controller (SMC) is not authenticated. Contact Schneider Electric.
IM in controller box is not working correctly The intelligence module (IM) in the controller box is not working correctly. Contact Schneider Electric.
IMB redundant monitoring not working correctly The two redundant auxiliary contacts of the internal maintenance switch IMB do not report the same status. Check auxiliary contact wiring of the internal maintenance switch IMB.
Incorrect UPS model number detected The UPS model number does not match the UPS base model number. Contact Schneider Electric.
Input frequency out of tolerance Input frequency is out of tolerance. Check input frequency and input frequency setting.
Input phase missing Input is missing a phase. Check input. Contact Schneider Electric.
Input phase sequence incorrect The phase rotation on input is incorrect. Check input. Contact Schneider Electric.
Input voltage out of tolerance Input voltage is out of tolerance. Check input voltage. Contact Schneider Electric.
Installed power modules exceeds frame power rating The total power rating for the installed power modules exceeds the frame power rating. Reduce power modules.
Internal power module redundancy lost The configured internal power module redundancy is lost because there are not enough power modules available. Add more power modules.
Inverter is off due to a request by the user The inverter is off due to a request by the user.  
Inverter output is not in phase with bypass input The UPS inverter output is not in phase with the bypass input.  
Load on UPS is above warning level Load on UPS has exceeded the warning level. Reduce load on system.
Lost communication to remote sensor Lost the local network management interface-to-integrated environmental monitor communication. Check the environment.
Low battery temperature level The battery temperature is below the alarm setting.  
Low humidity threshold violation at remote sensor A low humidity threshold violation exists for integrated environmental monitor sensor. Check the environment.
Low temperature threshold violation at remote sensor A low temperature threshold violation exists for integrated environmental monitor sensor. Check the environment.
Maximum humidity threshold violation at remote sensor A maximum humidity threshold violation exists for integrated environmental monitor sensor. Check the environment.
Maximum temperature threshold violation at remote sensor A maximum temperature threshold violation exists for integrated environmental monitor sensor. Check the environment.
MBB redundant monitoring not working correctly The two redundant auxiliary contacts of the maintenance bypass switch MBB do not report the same status. Check auxiliary contact wiring of the maintenance bypass switch MBB.
Minimum humidity threshold violation at remote sensor A minimum humidity threshold violation exists for integrated environmental monitor sensor. Check the environment.
Minimum temperature threshold violation at remote sensor A minimum temperature threshold violation exists for integrated environmental monitor sensor. Check the environment.
Multiple NTP server connections enabled Multiple NTP server connections are enabled. Disable NTP service.
Neutral displacement detected Neutral displacement detected.  
NMC communication lost - connected Communication link between network management card (NMC) and system management controller (SMC) is lost. The network management card (NMC) is connected. Contact Schneider Electric.
NMC communication lost - disconnected Communication link between network management card (NMC) and system management controller (SMC) is lost. The network management card (NMC) is disconnected. Contact Schneider Electric.
NMC communication not authenticated Communication link between network management card (NMC) and system management controller (SMC) is not authenticated. Contact Schneider Electric.
NMC firmware incompatible Firmware version of the network management card (NMC) is incompatible. Contact Schneider Electric.
No power module(s) present No power module(s) present. Install power module(s).
No SBS present No static bypass switch module (SBS) present. Install static bypass switch module(s).
Not enough UPS units ready to turn on inverter One or more parallel UPS units have been requested to turn on the inverter, but not enough UPS units are ready for system to enter inverter on operation. Turn on the inverter of more UPS units and/or check the setting Minimum number of parallel UPS required to supply load.
Output frequency out of tolerance Output frequency is out of tolerance. Check output frequency settings.
Output voltage out of tolerance The output voltage is out of tolerance. Check output voltage settings.
Overload on UPS due to high ambient temperature The load exceeds the rated UPS capacity when running in high ambient temperature. Reduce load on system or ambient temperature.
Overload or short circuit on UPS The load exceeds 100% of rated capacity or there is a short circuit on the output. Reduce load on system or check for output short circuit.
Overload limitation threshold lowered due to high temperature The overload limitation threshold has been lowered due to high ambient temperature. Reduce ambient temperature.
Parallel unit not present UPS is unable to communicate with parallel UPS. The UPS might have been powered down or PBUS cables may be damaged. Check PBUS cables. Replace if damaged. Contact Schneider Electric.
Parallel redundancy lost The configured parallel redundancy is lost, either because the output load is too high, or because there are not enough parallel UPS units available. Reduce load on system or add more parallel UPS units.
Parallel communication lost on PBUS cable 1 PBUS cable 1 may be damaged. Check the PBUS cables. Replace PBUS cable 1 if needed.
Parallel communication lost on PBUS cable 2 PBUS cable 2 may be damaged. Check the PBUS cables. Replace PBUS cable 2 if needed.
PFC AC current limitation threshold lowered due to high temperature The AC current limitation threshold of the PFC has been lowered due to high ambient temperature. Reduce ambient temperature.
PMC communication lost - connected Communication link between power module controller (PMC) and intelligence module (IM) is lost. The power module controller (PMC) is connected. Contact Schneider Electric.
PMC communication lost - disconnected Communication link between power module controller (PMC) and intelligence module (IM) is lost. The power module controller (PMC) is disconnected. Contact Schneider Electric.
PMC communication not authenticated Communication link between power module controller (PMC) and intelligence module (IM) is not authenticated. Contact Schneider Electric.
Power module disabled The power module has been disabled. Contact Schneider Electric.
Power module fan inoperable The power module has one or more inoperable fans. Fan redundancy is lost. Contact Schneider Electric.
Power module inoperable Power module is inoperable. Replace power module or contact Schneider Electric.
Power module overheated Power module temperature exceeds critical level. Contact Schneider Electric.
Power module surveillance detected fault Power module surveillance detected a fault. Contact Schneider Electric.
Power module temperature warning Power module temperature exceeds warning level. Contact Schneider Electric.
Product not registered Your UPS is not registered. Please register your product.
Redundant IM controller not available

The redundant intelligence module is not available.

Contact Schneider Electric.
Redundant IM controller ADC calibration unsuccessful The ADC calibration for the redundant intelligence module is not successful. Contact Schneider Electric.
SBS module disabled The static bypass switch module (SBS) has been disabled by user. Contact Schneider Electric.
SBSC communication lost - connected Communication link between static bypass switch module controller (SBSC) and intelligence module (IM) is lost. The static bypass switch module controller (SBSC) is connected. Contact Schneider Electric.
SBSC communication lost - disconnected Communication link between static bypass switch module controller (SBSC) and intelligence module (IM) is lost. The static bypass switch module controller (SBSC) is disconnected. Contact Schneider Electric.
SBSC communication not authenticated Communication link between static bypass switch module controller (SBSC) and intelligence module (IM) is not authenticated. Contact Schneider Electric.
SMC in controller box is not working correctly The system management controller (SMC) in the controller box is not working correctly. Contact Schneider Electric.
Static bypass switch fan inoperable The static bypass switch module (SBS) has one or more inoperable fans. Fan redundancy is lost. Contact Schneider Electric.
Static bypass switch inoperable Static bypass switch is inoperable. UPS is prevented from going into static bypass operation. Contact Schneider Electric.
Static bypass switch warning The static bypass switch module needs a technical check but is still fully operational. Contact Schneider Electric.
Synchronization unavailable - system is free running The UPS is unable to synchronize to the bypass input, external source or parallel system.  
System locked in bypass operation The system is locked in bypass operation. The system has toggled between inverter operation and bypass operation more than 10 times within 75 seconds. Please press inverter ON button to transfer back to normal operation.
System operation mode - Forced static bypass The system is in bypass in response to a critical event or an inverter off request.  
System operation mode - Maintenance bypass The system load is supplied through the maintenance bypass switch (MBB).  
System operation mode - Off The system output power is turned off.  
System operation mode - Requested static bypass The system is in bypass in response to the UPS front-panel or a user-initiated software command, typically for maintenance.  
System operation mode - Static bypass standby The system is in static bypass standby operation in response to a critical event or an inverter off request.  
Technical check recommended The product and its batteries need to be checked as preventive maintenance is recommended. Contact Schneider Electric.
Unsupported power module type detected The detected power module type is not supported by the current UPS power configuration. Contact Schneider Electric.
Unsupported SBS module type detected The detected static bypass switch module (SBS) type is not supported by the current UPS power configuration. Contact Schneider Electric.
UOB redundant monitoring not working correctly The two redundant auxiliary contacts of the unit output breaker UOB do not report the same status. Check auxiliary contacts wiring of the unit output breaker UOB .
UPS locked in static bypass mode: Activated Input contact for UPS locked in static bypass mode is activated.  
UPS operation mode - Battery On battery power in response to an input power problem.  
UPS operation mode - Battery test On battery power in response to a test of the performance of the batteries.  
UPS operation mode - Forced static bypass The UPS is in forced static bypass. Check active alarms and event log to get details about why UPS is in forced static bypass.
UPS operation mode - Inverter standby The UPS is ready to enter battery operation but awaits permission from the system. UPS output is off.  
UPS operation mode - Maintenance bypass The UPS load is supplied through maintenance bypass switch (MBB).  
UPS operation mode - Off The output power is turned off.  
UPS operation mode - Requested static bypass The UPS is in bypass in response to the UPS front-panel or a user-initiated software command, typically for maintenance.  
UPS operation mode - Static bypass standby The UPS is ready to enter static bypass but awaits permission from the system. UPS output is off.  
UPS surveillance detected fault UPS surveillance detected a fault. Contact Schneider Electric.
User-defined input 1 activated User-defined input contact 1 is activated.  
User-defined input 2 activated User-defined input contact 2 is activated.  
Warranty expiring soon The product is reaching the end of warranty. Contact Schneider Electric.
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