Anti-corrosion electric system MGDUFF
SHAFT

M G Duff Shaft Earthing Systems meet the requirements of BS Code of Practice CP.1021 as well as major engine manufacturers ecommendations. High efficiency silver tracked Sliprings and silver graphite brushes effectively extend cathodic protection to exposed propeller and shaft surfaces whist at the same time reducing spark erosion damage to shaft bearings. (A more economic, but less efficient copper based version is
available). The effectiveness of the shaft bonding may be monitored by an
optional Shaft Condition Monitor. Rudder and stabiliser bonding cables are provided as standard

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