professional data center power infrastructure diagram, clean engineering infographic, french labels, white background, top to bottom electrical flow: "RÉSEAU ÉLECTRIQUE HT" → "Poste source réseau" → "Transformateurs HT / MT" → "Distribution moyenne tension", splitting into two redundant branches: left "UPS A (batteries)" → "PDU A", right "UPS B (batteries)" → "PDU B", both feeding "Racks IT (serveurs)", bottom backup system "Groupes électrogènes secours (stockage diesel)", modern flat design, blue and orange colors, icons for transformers, batteries, generators, and server racks Mehr sehen