The increased demand on electricity made it obligatory to go along with a series of technological progression in this field. The competitive market of energy is making power providers race to own the best practices. One of these technological practices is the substation automation system that aims to a more flexible productive system with smart technological assets. The two ways operability and the appropriate protection both ensure a high efficiency of automatic power control. Find out more information about this topic and mainly, find a full list of top electrical supply and equipment companies of substation automation and other smart technologies. Register on e-electricity and get for a free access.