More and more substations throughout the world are facing various requirements that lead to the necessity of renewal of existing substation equipment. There are many cases that require uprating and upgrading of substation equipment in addition to the renewal with the same technical specifications. For example, power system requirements to meet steady growth of the electricity demand and customer requirements of connecting new power generation make uprating of rated current and short-circuit current necessary.

The objective of this WG is to review current practices and to produce a set of guidelines for uprating and upgrading of substation at each stage that planning, engineering, basic design, detailed design, project execution, etc.

More information available in the working body form available on the SC document page



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