Welcome to the Electrical Calculations Hub

Explore interactive tools and in-depth explanations for a wide range of electrical engineering calculations.

Available Calculations

Select one of the options below to perform calculations or learn more about each topic:

Ohm’s Law Calculations

Calculate voltage, current, and resistance using the foundational Ohm’s Law.

Power Calculations

Determine electrical power and explore its relationships with voltage and current.

Energy Consumption

Analyze energy usage over time with our interactive tools.

Voltage Drop Calculations

Assess voltage drop in circuits to optimize design efficiency.

Short Circuit & Fault Currents

Evaluate fault conditions and short circuit currents for safety and compliance.

Circuit Breaker Sizing

Determine proper circuit breaker sizes to protect your electrical systems.

Cable Sizing & Derating

Calculate appropriate cable sizes and apply necessary derating factors.

Transformer Sizing & Efficiency

Analyze transformer parameters to ensure efficient performance.

Motor Calculations

Perform detailed calculations related to motor performance and efficiency.

Power Factor Correction

Improve system efficiency by adjusting and correcting the power factor.

Lighting Calculations

Optimize lighting design using detailed calculations and simulations.

Harmonics Analysis

Investigate and mitigate harmonic distortion in power systems.

Earthing & Grounding

Learn about safe grounding practices and system earthing calculations.

Heat Dissipation

Calculate heat dissipation to ensure reliable and safe operation of components.

Battery & Backup Systems

Plan and size battery systems and backup power solutions effectively.

AC/DC Conversion

Explore methods for converting between AC and DC power, including rectification.

Conduit & Raceway Fill

Determine the fill capacity for conduits and raceways to comply with standards.

Busbar Calculations

Calculate busbar sizes and assess their current carrying capacities.

Reliability & Availability

Evaluate system reliability and ensure high availability in designs.

Cost & Economic

Analyze cost factors and economic impacts in electrical system design.

Online Calculator Tool

Access an all-in-one online calculator tool for every discussed calculation.