LOW BATTERY Notifier — Fire Panel Battery Low
At a glance
- Severity
- FAULT STOP
- Domain
- FIRE_DETECTION
- Reference standard
- EN 54-4 / UNI 9795
What it means
The fire panel reports a low or failing battery: the standby supply no longer guarantees the required autonomy. Sealed batteries past 3-4 years of life, a failed panel charger or batteries undersized for the load are the typical causes.
Probable causes
- Batteries beyond useful life (3-4 years for sealed batteries)
- Panel battery charger faulty
- Frequent mains power interruptions
- Batteries undersized for the load
Reference values
| fire panel battery | {"float":"27.2-27.6 V (2×12 V in series)","full":"> 25.2 V","discharged":"< 24.0 V","check":"every 6 months per EN 54 / maintenance plan"} |
|---|
Full guided diagnosis in the app
The diagnostic tree for this fault has 3 guided steps with measurements, checks and resolutions. You'll find it in BASIQ, one of the five IndexOS apps: free, works offline.
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The same fault on other brands
More Notifier codes
- FIRE ALARM — False Alarm / Unwanted Alarm
- GROUND FAULT — Fire Zone Fault / Open Circuit