Mining Application The ERICO Six Point Plan can be applied to mining or other operations. This representative diagram show direct strike protection, over voltage transient protection and recomended grounding practices for a typical mining site. The Six Point Plan approach : Dynasphere Shield Downconductor LP Earth Transient Earth Clamp, Main Ground bonded to Earth Ring, Common Grounding Busbar Surge Reduction Filter - AC Supply / Main Distribution Board, DINLINE Surge Filter Telecommunications Line Protector installed in MDF and Monitoring Console to protect sensitive Telecoms equipment, Universal Transient Barrier. The Customer Reference which had install the system with Lighting Protection.