FLS48100SG2
Batterie21 codesC01Batterie-Überspannung.Défaut
Battery overvoltage. Total pack voltage exceeded the rated upper protection threshold during charging.
Total battery pack voltage above rated value (Gesamtspannung des Akkupacks über dem Nennwert). Charging continued past the over-voltage protection point.
Restart the unit. if the error persists, return to repair centre. (Gerät neu starten; bei Wiederauftreten zur Reparatur einsenden.).
Benutzerhandbuch - Felicity FLS48100SG2.pdfC02Batterie-Unterspannung.Défaut
Battery undervoltage. Total pack voltage fell below the rated lower protection threshold during discharging.
Over-discharge protection triggered when total voltage or any cell fell below rated range (Tiefentladeschutz ausgelöst).
Restart the unit. if the error persists, return to repair centre. (Gerät neu starten; bei Wiederauftreten zur Reparatur einsenden.) Recharge within 18 hours after over-discharge protection.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC03Zell-Überspannung.Défaut
Cell overvoltage. Voltage of a single cell exceeded the rated upper protection threshold.
Single cell voltage reached protection value during charging (Einzelzellenspannung erreichte den Schutzwert).
Restart the unit. if the error persists, return to repair centre.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC04Zell-Unterspannung.Défaut
Cell undervoltage. Voltage of a single cell fell below the rated lower protection threshold.
Cell voltage below protection value during discharge (Zellenspannung unter dem Schutzwert).
Restart the unit. if the error persists, return to repair centre.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC05Lade-Überstrom.Défaut
Charge overcurrent. Charging current reached the trigger value for 15 seconds; charging overcurrent protection activated and the battery entered fault mode disabling both charge input and discharge output.
Charging current exceeded trigger value for 15 s (Ladestrom überschritt den Auslösewert für 15 Sekunden). Inverter charge current setting may be too high.
Fault auto-clears after 1 minute. After 10 occurrences, manual restart is required. Restart the unit; if the error persists, return to repair centre. Set inverter charge current to recommended value (60A x N, max 400A).
Benutzerhandbuch - Felicity FLS48100SG2.pdfC06Entlade-Überstrom.Défaut
Discharge overcurrent. Discharging current reached the trigger value for 15 seconds; discharging overcurrent protection activated and the battery entered fault mode disabling both charge input and discharge output.
Discharging current exceeded trigger value for 15 s (Entladestrom überschritt den Auslösewert für 15 Sekunden). Load or inverter discharge current may be too high.
Fault auto-clears after 1 minute. After 10 occurrences, manual restart is required. Restart the unit; if the error persists, return to repair centre. Reduce inverter discharge current to recommended value.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC07MOS-Übertemperatur.Défaut
MOS (MOSFET) overtemperature. Internal MOSFET temperature exceeded the upper limit.
1. The inner temperature is over the limitation (Innentemperatur über der Grenze). 2. Ambient temperature may be too high.
Check whether the ambient temperature is too high. Improve ventilation; allow the unit to cool before restarting. Operating range: -20 deg C to +55 deg C.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC08MOS-Untertemperatur.Défaut
MOS (MOSFET) undertemperature. Internal MOSFET temperature is below the lower limit.
1. The internal temperature is lower than the limit range (Innentemperatur unter dem Grenzbereich). 2. Ambient temperature may be too low.
Check whether the ambient temperature is too low. Move the battery indoors or warm the environment before restarting. Charging range: 0 deg C to +55 deg C.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC09Zell-Übertemperatur.Défaut
Cell overtemperature. Temperature of a battery cell exceeded the upper protection limit.
Cell temperature above limit (Zellentemperatur über der Schutzgrenze). Possibly excessive ambient temperature, high current, or impaired ventilation.
Restart the unit. if the error persists, return to repair centre. Verify ambient temperature and ventilation.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC10Zell-Untertemperatur.Défaut
Cell undertemperature. Temperature of a battery cell is below the lower protection limit.
Cell temperature below limit (Zellentemperatur unter der Schutzgrenze). Possibly insufficient ambient temperature.
Restart the unit. if the error persists, return to repair centre. Charge in an environment within the operating temperature range.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC11Stromsensor abnormal / Anomalie der Strommessung.Défaut
Abnormal current sampling. The BMS current measurement returned an out-of-range or invalid reading.
Internal current sensor or sampling circuit reported abnormal values (Stromsensor liefert anormale Werte).
Restart the unit. if the error persists, return to repair centre.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC12Anomale Ausgangsimpedanz.Défaut
Abnormal output impedance. The output-side impedance measurement is outside the normal range, suggesting a wiring, contact, or load anomaly.
Output impedance abnormal (Ausgangsimpedanz anormal). Possible loose connection, oxidised terminal, or unusual load.
Restart the unit. if the error persists, return to repair centre. Inspect output cabling and terminations.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC13Parallelbetrieb fehlgeschlagen.Défaut
Parallel failed. The battery could not establish a valid parallel configuration with other units.
Parallel-installation error (Fehler im Parallelaufbau): single unit reporting parallel state, mis-wired parallel cabling, or incorrect DIP-switch IDs.
1. Check whether a single unit was incorrectly installed in a parallel system. 2. if the error happens during parallel installation, check wire connections; if connected correctly, finish parallel installation first then restart. 3. if the problem remains, contact your installer. Verify DIP-switch addresses per the DIP code table.
Benutzerhandbuch - Felicity FLS48100SG2.pdfC14Ausgangsverlust / Ausgang fehlt.Défaut
Output loss. No output detected at the battery terminals.
Circuit breaker open, blown fuse, or internal output failure (Sicherung durchgebrannt, Trennschalter offen oder interner Ausgangsfehler).
1. Check whether the circuit breaker is closed. 2. Check whether the fuse is normal (the external fuse can be replaced if blown). 3. Restart the unit; if the error persists, return to repair centre.
Benutzerhandbuch - Felicity FLS48100SG2.pdfT1Keine Kommunikation mit Wechselrichter.Défaut
Unable to communicate with the inverter. Maintenance troubleshooting item (no LCD code).
The wrong communication cable was used, or the battery DIP-switch settings are incorrect (Falsches Kommunikationskabel verwendet oder DIP-Schalter falsch eingestellt).
Before connecting the battery to the inverter, set the battery DIP switches correctly according to the DIP-switch table. After setting the DIP switches, restart the battery to activate the DIP, then use the correct communication cable to connect the battery and the inverter.
Benutzerhandbuch - Felicity FLS48100SG2.pdf · page 27T2Akku lädt nicht voll.Défaut
Battery does not fully charge. Maintenance troubleshooting item (no LCD code).
The charging voltage set on the inverter is too low (Ladespannung am Wechselrichter zu niedrig).
Set the charging voltage on the inverter according to the recommended value in the battery manual (Max. charging voltage 57.6V; Float 57.6V; Cut-off 48V).
Benutzerhandbuch - Felicity FLS48100SG2.pdf · page 27T3Ungenaue SOC-Anzeige.Défaut
Inaccurate SOC display. Maintenance troubleshooting item (no LCD code).
The battery's SOC has not been calibrated (SOC nicht kalibriert).
The SOC will automatically calibrate after one full charge cycle. First, discharge the battery to 0%, then charge it to 100%. Fully charge the battery at least once per month for accurate SOC.
Benutzerhandbuch - Felicity FLS48100SG2.pdf · page 27T4Hoher Lade-/Entladestrom verursacht Ausgangsabschaltung.Défaut
High current charging and discharging causes output cutoff. Maintenance troubleshooting item (no LCD code).
The charging and discharging current set on the inverter is too high (Lade- und Entladestrom am Wechselrichter zu hoch).
Set the charging and discharging current on the inverter according to the recommended values in the battery manual (60A x N, max 400A).
Benutzerhandbuch - Felicity FLS48100SG2.pdf · page 27T5Akkuausgang unterbrochen wegen hohen Stroms.Défaut
Battery output is interrupted due to high current during charging and discharging. Maintenance troubleshooting item (no LCD code).
The charging and discharging current settings on the inverter are too high.
Set the charging and discharging current on the inverter according to the recommendations in the battery manual.
Benutzerhandbuch - Felicity FLS48100SG2.pdf · page 27T6Akkudaten am Wechselrichter fehlen oder falsch (Parallelbetrieb).Défaut
When multiple batteries are connected in parallel, battery data on the inverter is missing or incorrect. Maintenance troubleshooting item (no LCD code).
The parallel connection of the batteries is not set up correctly (Parallelverbindung nicht korrekt konfiguriert).
1. Check the communication cables between the batteries. 2. Check whether the battery DIP switches are set in the correct sequence (per the DIP code table).
Benutzerhandbuch - Felicity FLS48100SG2.pdf · page 27T7Akku zeigt Laden, aber SOC ändert sich nicht.Défaut
The battery indicates it is charging, but the SOC does not change. Maintenance troubleshooting item (no LCD code).
The ambient temperature is too low, preventing the battery from charging (Umgebungstemperatur zu niedrig, Laden blockiert).
Charge the battery in an indoor environment that meets the operating temperature range specified in the manual (charging range 0 deg C to +55 deg C).
Benutzerhandbuch - Felicity FLS48100SG2.pdf · page 27Compilé à partir des manuels utilisateur officiels FelicityESS. Consultez toujours le manuel de votre appareil et un technicien qualifié avant toute réparation.