Technical Standardization Panel II

Marcos Rogério Chaves da Silva is an Electrical Engineer with an MBA in Business Management and a Specialization in Project Management, both from FGV-SP. He has been working in electrical power protection systems for four decades. He is the managing partner of TECPRO Soluções em Energia and works on studies of short-circuit, selectivity and incident energy caused by electrical arcs in Distributed Generation, MV installations in the SEP, photovoltaic and hybrid installations. He is also a lecturer in postgraduate courses in the area of Electrical Power Systems. He has been working in standardization for several years, and is a member of COBEI and an Expert representing Brazil on IEC's TC99 and PC 128. At ABNT's CB-24, he is Coordinator of Study Commissions CE024:102.007 - Fire safety in PV energy systems, responsible for drafting ABNT NBR 17193:2025, and of Commission CE024:103.005 - Fire safety in GTD installations . At ABNT's CB-03, he is Secretary of Study Commissions CE 003.064.011 - Medium-voltage electrical installations and CE 003.064.012 - Safety in Electricity.

Celso L P Mendes - Consultant, he was general manager of Klöckner-Moeller for South America and general manager of Siemens in the area of Industrial Electrical Energy Systems. For more than 30 years, he has worked in Brazil and Germany on equipment and installations for the basic and manufacturing industries. A member of the NBR 5410 EC since 1990, he has published several works on the standard. He is a Life Senior Member of the IEEE, a senior member of the VDE, and a member of the IAFSS - International Association for Fire Safety Science, London. He is a consultant on Modern Electricity and PhotoVolt, and senior advisor to the Intersolar South America congress.