Is error 0x10B2 a fault or a warning?

0x10B2 is a fault code: the ESS unit enters protection and stops normal operation until it is cleared.

How do I clear or fix error 0x10B2?

Send faults externally and limit power. Recovers when Vsum > 2.50V × N.

0x10B2

Felicity ESS error 0x10B2

Cell voltage accumulation undervoltage alarm in battery cluster (level 2)

Fault — the ESS unit 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.

FLS-ES232LC-S

Energy storage systemFault

What it means

Cell voltage accumulation undervoltage alarm in battery cluster (level 2)

Cause: Vsum < 2.40V × N (N = number of battery strings).

How to fix it

Send faults externally and limit power.
Recovers when Vsum > 2.50V × N.

Source: FLS-ES232LC-S.pdf

Frequently asked questions

What does error 0x10B2 mean on a Felicity ESS?: 0x10B2 means: Cell voltage accumulation undervoltage alarm in battery cluster (level 2). Vsum < 2.40V × N (N = number of battery strings).
Is error 0x10B2 a fault or a warning?: 0x10B2 is a fault code: the ESS unit enters protection and stops normal operation until it is cleared.
How do I clear or fix error 0x10B2?: Send faults externally and limit power. Recovers when Vsum > 2.50V × N.

Related error codes

Other codes on the FLS-ES232LC-S

All FLS-ES232LC-S 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.