BATTERY VOLTAGE LOWFault

Felicity battery error BATTERY VOLTAGE LOW

BATTERY VOLTAGE LOW

Fault — the battery enters fault protection and stops normal operation until the fault is cleared — how it is shown (LED pattern or display code) depends on the model.

LUX-X-48050LG01

BatteryFault

Also applies to:LUX-X-48050LCG01LUX-X-48050LMG01LUX-X-48050LG01M2LUX-X-48050LG01M3LUX-X-48050LG01M4

What it means

BATTERY VOLTAGE LOW — Battery pack voltage below safe operating threshold (BMS protection flag).

Cause: Battery voltage has fallen below the configured low-voltage cutoff. Causes: deep discharge during a long outage, undersized battery for the load, failing cells, or incorrect battery type setting.

How to fix it

  1. BMS protection flag.
  2. Charge battery via mains or solar power as soon as possible to avoid over-discharge lockout.

Source: LUX-X-48050LG01-low-voltage-battery-user-guide.pdf, p.16

Frequently asked questions

What does error BATTERY VOLTAGE LOW mean on a Felicity battery?
BATTERY VOLTAGE LOW means: BATTERY VOLTAGE LOW. Battery voltage has fallen below the configured low-voltage cutoff. Causes: deep discharge during a long outage, undersized battery for the load, failing cells, or incorrect battery type setting.
Is error BATTERY VOLTAGE LOW a fault or a warning?
BATTERY VOLTAGE LOW is a fault code: the battery enters protection and stops normal operation until it is cleared.
How do I clear or fix error BATTERY VOLTAGE LOW?
BMS protection flag. Charge battery via mains or solar power as soon as possible to avoid over-discharge lockout.

Related error codes

Other codes on the LUX-X-48050LG01

All LUX-X-48050LG01 codes

Prefer the full written guide? Read the complete Felicity inverter error-code guide

Compiled from official Felicity user manuals. Always consult your device manual and a qualified technician before performing repairs.