تحديث في 24/08/2026
NEW: Electrical Calculations — 69 calculators in one place.
• Load Calculation — size a building's load, export the sheet with your company details
• Cable sizing, voltage drop, conduit & tray fill
• Breaker, RCD and motor protection sizing
• Lighting, earthing and lightning protection
• Solar, DG sets, UPS and batteries
• Wiring point, wire and conduit estimators
• Converters: mm²/AWG/kcmil, lux/fc
Inputs now sit two per row — less scrolling. Plus region-accurate concrete grades.
