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⚡ Electrical Blog

⚡ Electrical Guides & How-Tos

Every article below solves one real job with real numbers — then hands you to the calculator to run your exact dimensions.

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🧮 Electrical · Open calculator 📖 All Guides

Welcher Querschnitt für 20A-Kreis?

12-AWG-Kupfer an 20A: Strombelastbarkeit, 80-%-Regel und Aufrüstung.

Spannungsfall auf 100 Fuß: beheben

2KIL/CM-Formel für 100 Fuß bei 120V, Regeln und 60-Fuß-Schwelle.

Wie viele Adern in 3/4-Zoll-PVC-Rohr?

40-%-Regel: THHN-Querschnitte, Derating und Aufrüstung.

Ist meine 200A-Verteilung überlastet?

80A-Bestand plus neue Kreise gegen 200A, Faktoren und Aufrüstung.

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🏗️ Concrete 🎨 Painting 🔧 Plumbing 🏠 Flooring 🛖 Roofing 🧱 Masonry ⛏️ Excavation 💡 Ceiling 🪨 Gravel 🏜 Sand 🪜 Stairs ⬜ Drywall 🚧 Fence 🔩 Rebar 🪓 Lumber 🌡 Insulation 🪵 Decking 🟧 Pavers 💨 HVAC 🚰 Water Tank 🐜 Anti-Termite 🪟 Shuttering 🚚 Backfill 🖌 Plastering 💧 Waterproofing 🌿 Landscaping ☀️ Solar Panel 🚽 Septic Tank 🏛 Beam/Column ✂ Tile Cutting 🔨 Wall Framing 📐 Rafter Length 🪚 Board Foot 🧶 Carpet 📜 Wallpaper 🛣️ Asphalt 🍂 Mulch 🪴 Topsoil 🌱 Sod & Turf ⬛ Block Wall