Strong surface or internal discharge detected, likely to escalate to insulation breakdown. Immediate action required: visual inspection, cleaning, and component repair or replacement.
Description
This is likely to be a very strong surface or internal discharge. Surface or internal discharges on cables, terminations, and joints will progress over time and might rapidly escalate to insulation breakdown.
Recommendation
Immediate action. Visual inspection. Cleaning of polluted surfaces. Repair or replacement of the components.