A3210 Generator brush wear limit reached

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A3210 is the alarm code for Generator brush wear limit reached.¹ It appears when the remaining brush length reaches approximately 20 mm.¹ Records for WTG-09 show the alarm was raised on 2026-07-16 and cleared on 2026-07-18, and the generator brushes were replaced under work order WO-26-0436.²³⁴⁵⁶⁷

Facts

• Alarm A3210, Generator brush wear limit reached, appears when the remaining brush length reaches approximately 20 mm.¹
• WTG-09 had A3210 Generator brush wear limit reached raised on 2026-07-16 and cleared on 2026-07-18; WTG-09 was also in S310 Maintenance mode on 2026-07-18 from 07:58:12 to 11:52:40.²³⁴⁵
• WO-26-0436 for WTG-09 replaced generator brushes for A3210, was completed under WI-GEN-014, used part LWS-P-51207 quantity 1, and notes the shortest brush was 16 mm.⁶
• WTG-09 had its generator brushes replaced under work order WO-26-0436 following alarm A3210 from 16/07.⁷

Timeline

• 2026-07-16: WTG-09 had A3210 Generator brush wear limit reached raised on 2026-07-16 and cleared on 2026-07-18; WTG-09 was also in S310 Maintenance mode on 2026-07-18 from 07:58:12 to 11:52:40.²³⁴⁵

Documents

• WI-GEN-014 Rev. A - Generator Brush Replacement
• SCADA alarm and status log, 2026-04-01 to 2026-08-31
• Work Orders Export through 2026-08-31
• Shift Handover Note - Day Shift - 18/07/2026

Related

• Topics: Blades, pitch bearings and main-component lifts, Cold-climate operation and icing, Environmental permit and night curtailment, Gearbox lubrication and oil changes, Gearbox temperature, vibration and oil analysis, Generator brushes and electrical systems, Grid connection and grid operator instructions, Safety, isolation and work at height, Spare parts, stock levels and supply

Sources

Footnotes

1. WI-GEN-014 Rev. A - Generator Brush Replacement — ¶ 15 · ✓ quote verified ↩ ↩² ↩³

2. SCADA alarm and status log, 2026-04-01 to 2026-08-31 — row 1281 · table ↩ ↩² ↩³

3. SCADA alarm and status log, 2026-04-01 to 2026-08-31 — row 1317 · table ↩ ↩² ↩³

4. SCADA alarm and status log, 2026-04-01 to 2026-08-31 — row 1313 · table ↩ ↩² ↩³

5. SCADA alarm and status log, 2026-04-01 to 2026-08-31 — row 1318 · table ↩ ↩² ↩³

6. Work Orders Export through 2026-08-31 — row 78 · table ↩ ↩²

7. Shift Handover Note - Day Shift - 18/07/2026 — lines 6–12 · ✓ quote verified ↩ ↩²

Provenance badges✓ quote verified the quoted words were found verbatim in the source texttable values parsed deterministically from the cited table rows