This European Standard specifies requirements applicable to equipment for shore-to-vessel supply of three-phase 400 V electrical power up to 63 A and a frequency of 50 Hz to berthed inland navigation vessels. This part of the European Standard specifies safety requirements for the onshore unit of the electrical shore connection. This part of the European Standard applies only to the supply of inland navigation vessels in ports and berths for commercial shipping. Supply stations for leisure craft and houseboats in marinas or similar locations have to meet the requirements of IEC 60364-7-709.