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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
77 views
·
0 field notes
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
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Related Codes
essernet connection interruption
A break or wiring error has been detected in the essernet communication loop.
Tamper contact
The tamper contact is used to monitor whether the control panel's housing has been opened and can be used to automatically deactivate components for servicing.
Panel or essernet device not receiving power
A device on the essernet is not receiving power or is completely disconnected.
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.
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.
Related Questions
How do I reset a fault condition on the Esser FlexES panel after replacing a detector on the loop?
What do the common FlexES error codes mean, such as Loop Fault, Short Circuit, and Device Not Responding?
What is the procedure for performing a walk test on the FlexES panel to verify detector and module operation?