Research and analysis

Safety lessons: harmonic filters and protection equipment

Summary of a catastrophic failure of capacitor on cruise ship RMS Queen Mary 2 highlighting importance of checking critical equipment.



This safety message concerns the catastrophic failure of a capacitor and explosion in the aft harmonic filter room. In particular it makes clear the importance of thoroughly checking harmonic filters with current imbalance protection systems by a competent person. The information has been prepared for members of the:

  • shipping industry