13.8 kV / 500 kVA Medium-Voltage Substation (AutoCAD — 6 A3 Sheets) – image 1 of 3

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13.8 kV / 500 kVA Medium-Voltage Substation (AutoCAD — 6 A3 Sheets)

r_menegueli

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Complete AutoCAD electrical project for a 500 kVA / 13.8 kV–380/220 V cabin substation, including general single-line diagram with ANSI 50/51/50N/51N protection relay, cabin layout & section view, grounding grid design (NBR 15751), structural lightning protection (SPDA NBR 5419), load calculation, and full BOM. GitHub: https://github.com/r-menegueli/portfolio-autocad-engenharia-eletrica

Published Sep 29, 2026

in CAD Design

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