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Fault in the mains power supply: FlexES Trouble Code | Fire Alarm Resource Center
Fault in the mains power supply
trouble
ESSER FlexES
79 views
What This Code Means
The primary 230 V AC power source is missing or has failed.
Common Causes
1
Blown mains fuse
2
Tripped circuit breaker
3
Disconnected AC input at the PS connection module (PSC)
Resolution Steps
Check the 230 V AC supply and the connection at the PS connection module; restore power before the batteries exhaust.
Manual References
(1)
1
esser
FlexES Control
Installation
2010
p. 71, 3, 2, 49, 87 +4
Open
Getting Fault in the mains power supply on your FlexES?
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Field Notes
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Related Codes
essernet connection interruption
A break or wiring error has been detected in the essernet communication loop.
Panel or essernet device not receiving power
A device on the essernet is not receiving power or is completely disconnected.
Battery Fault
The FACP indicates a fault when battery resistance is too high, voltage drops below the discharging limit, or a connection/fuse issue is detected.
EARTH FAULT
The system has detected an unintended connection to ground or an incorrect configuration of the earth fault detection jumpers on multiple power supply modules.
Wrong address setting
The essernet module has detected an invalid or conflicting address configuration after a restart.
Related Questions
What do the common FlexES error codes mean, such as Loop Fault, Short Circuit, and Device Not Responding?
How do I reset a fault condition on the Esser FlexES panel after replacing a detector on the loop?
How do I program new esserbus Plus detectors and modules into the FlexES panel using Tools 8000 software?
Fault in the mains power supply
trouble
ESSER FlexES
79 views
What This Code Means
The primary 230 V AC power source is missing or has failed.
Common Causes
1
Blown mains fuse
2
Tripped circuit breaker
3
Disconnected AC input at the PS connection module (PSC)
Resolution Steps
Check the 230 V AC supply and the connection at the PS connection module; restore power before the batteries exhaust.
Manual References
(1)
1
esser
FlexES Control
Installation
2010
p. 71, 3, 2, 49, 87 +4
Open
Getting Fault in the mains power supply on your FlexES?
Ask TroubleShooter AI for help
→
Field Notes
Loading field notes...
Sign in
to share a field note
Related Codes
essernet connection interruption
A break or wiring error has been detected in the essernet communication loop.
Panel or essernet device not receiving power
A device on the essernet is not receiving power or is completely disconnected.
Battery Fault
The FACP indicates a fault when battery resistance is too high, voltage drops below the discharging limit, or a connection/fuse issue is detected.
EARTH FAULT
The system has detected an unintended connection to ground or an incorrect configuration of the earth fault detection jumpers on multiple power supply modules.
Wrong address setting
The essernet module has detected an invalid or conflicting address configuration after a restart.
Related Questions
What do the common FlexES error codes mean, such as Loop Fault, Short Circuit, and Device Not Responding?
How do I reset a fault condition on the Esser FlexES panel after replacing a detector on the loop?
How do I program new esserbus Plus detectors and modules into the FlexES panel using Tools 8000 software?
