Study Committee B3 is responsible for the design, construction, maintenance and ongoing management of substations and for electrical installation in power stations, excluding generators.

SC B3 serves a broad range of target groups in the Electric Power Industry whose needs include the technical, economic, environmental and social considerations of this scope in varying degrees.

Major objectives include increased reliability and availability, asset management, environmental impact containment, and the adoption of appropriate technological advances in equipment and systems to achieve these objectives.