Electrical Calculator

M2Y Developer's

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About this app

Electrical Engineering Calculator - Your Complete Professional Design Tool

Perform accurate electrical engineering calculations instantly with our comprehensive mobile calculator. Perfect for electrical engineers, contractors, students, and DIY enthusiasts working on residential, commercial, and industrial projects.

🔧 12 PROFESSIONAL CALCULATORS:

• Load Calculation - Calculate total electrical load, demand load, and service requirements per NEC Article 220
• Cable Sizing - Determine optimal conductor size based on ampacity, voltage drop, and installation conditions (IEC 60364-5-52)
• Voltage Drop - Calculate voltage drop in conductors and ensure compliance with NEC 210.19(A)(1)
• Breaker Selection - Select appropriate circuit breakers with correct ratings and interrupt capacity (IEC 60898)
• Short Circuit Current - Calculate available fault current for protective device coordination (IEEE 141)
• Transformer Sizing - Determine transformer capacity considering load, power factor, and safety margins (IEEE C57.12.00)
• Power Factor Correction - Analyze power factor and calculate required capacitor bank (IEEE 519)
• Motor Starting Current - Calculate inrush current and voltage dip during motor startup (NEMA MG-1)
• Conduit Sizing - Determine minimum conduit size based on cable fill requirements (NEC Chapter 9)
• Grounding System - Calculate grounding electrode resistance and design grounding systems (IEEE 80)
• Arc Flash Hazard - Assess incident energy levels and determine PPE requirements (NFPA 70E)
• Lighting Design - Calculate required illumination levels and fixture count (IESNA Standards)
⚡ KEY FEATURES:
✓ Instant Calculations - Get accurate results in seconds with real-time computation
✓ Professional Standards - All calculations based on IEC, IEEE, NEC, NEMA, and NFPA standards
✓ Workflow Templates - Execute multi-step calculations with automatic data flow between steps
✓ PDF Reports - Generate professional engineering reports with project info, calculations, and compliance status
✓ Calculation History - Save and review your previous calculations
✓ Visual Flow Builder - Create custom calculation workflows visually
✓ Dark/Light Theme - Choose your preferred interface theme
📊 WORKFLOW EXECUTION:
Execute complex multi-step electrical design workflows automatically:
Input data flows between calculation steps
Auto-fill common parameters from previous results
Track progress through each calculation step
Generate comprehensive workflow reports with all steps combined
Perfect for complete system design projects
📄 PROFESSIONAL REPORTS:
Generate detailed PDF reports including:
Project information and engineer details
Input parameters and assumptions
Calculation formulas and references
Results with compliance status
Engineering decisions and recommendations
Signature sections for professional use
🎯 WHO IS THIS APP FOR?
• Electrical Engineers
• Electrical Contractors
• Electrical Students
• Maintenance Technicians
• DIY Enthusiasts
• Solar Installers
• Building Inspectors
• Anyone working with electrical systems
📚 STANDARDS & CODES:
All calculations reference industry standards:
NEC (National Electrical Code)
IEC (International Electrotechnical Commission)
IEEE (Institute of Electrical and Electronics Engineers)
NEMA (National Electrical Manufacturers Association)
NFPA (National Fire Protection Association)
IESNA (Illuminating Engineering Society of North America)
🔒 PRIVACY & PERMISSIONS:
• No personal data collection
• No account registration required
• Internet access only for ads and updates
• Calculations performed locally on your device
💡 WHY CHOOSE THIS APP?
✓ Comprehensive - 12 calculators in one app
✓ Accurate - Based on official engineering standards
✓ Fast - Instant results with no waiting
✓ Professional - Generate reports for clients and inspectors
✓ Educational - Learn with detailed formulas and references
✓ Reliable - Trusted by thousands of professionals