The September/October issue of “Eletricidade Moderna” is online. The article “Surge protection: an indispensable measure”, on page 26, shows that the purpose of VDE 0100-443 and -534 [German equivalents of ABNT NBR 5410], is to minimize the occurrence of damage caused by voltage surges, through a comprehensive protection plan and the application of protection devices against outbreaks (DPS). See on page 30 the article “High natural power line with conductor sub-beams”, featuring a new series of lighter towers that meet SIL requirements even in difficult terrains, as they maintain the cable geometry along the entire length of the line. Furthermore, on page 54, the article “Functional equipotentialization in Ex installations”, showing that it is common to find complexes in the chemical industry and in the oil and gas segment that extend over extensive areas, both in indoor and outdoor constructions, in general consisting of metallic structures. In this scenario of installations in hazardous areas, potential equalization plays a crucial role. This issue brings also the update “Variable speed drivers and soft starters” and “Current and potential transformers” buyers’ guides, and “Engineering and technical services companies” directory.