IEC 60364-7-709 Ed. 1.0 b:1994

Applies to the electrical installation in marinas which provide connections to pleasure craft and to the electrical installation in pleasure craft supplied only from the on-shore power-supply system. Note: Such installations are characterized by the risk of corrosion, movement of structures, mechanical damage and the risk of electric shock being increased by reduction in body resistance and contact of the body with earth potential.