Brand: ABB
Category: Lighting
Document Type: Installation Guide
Language: EN
Brand: ABB
Category: Lighting
Document Type: Installation Guide
Language: EN
Uploaded: April 20, 2026, 7:54 p.m.
Manual Publish Date: 2020-02-01
ABB may not honour battery warranty if subjected to harsh operating conditions or abuse.
| No. | Fault | Possible causes |
|---|---|---|
| 1 | LED light source and indicating LED not lit | AC supply not connected; or AC supply turned off |
| 2 | LED light source is lit but indicating LED not lit | Battery not connected or faulty |
| 3 | LED light source does not switch to emergency mode when the test button is pressed | Test switch damaged; or Battery not connected or faulty |
| 4 | LED light source works momentarily on emergency when the test button is pressed | Battery not yet charged (allow up to 24 hours) |
| 5 | LED light source is not lit, indicator LED flashing red and green slow | LED light source faulty; or LED light source not plugged into PCBA |