Tables • Basics • Formulas
Tables and Basics
Here you'll find tables, fundamentals and entry-level calculators for current carrying capacity, Ohm's law, wire cross-section and electrical formulas.
Calculator
Current Carrying Capacity Table
Overview of the current carrying capacity of cables and cross-sections.
Calculator
Ohm's Law – Calculate Voltage
Basic calculator for voltage, current and resistance.
Calculator
Calculate Conductor Resistance
Calculate conductor resistance from length, material and cross-section.
Calculator
Calculate Voltage Drop
Calculate the voltage drop of a cable.
Calculator
Calculate Cable Loss
Calculate the power loss of a cable.
Calculator
Power Input in kW
Calculate the wire cross-section from power input.
Calculator
Current Input in Amps
Calculate the wire cross-section from current.
Notes on Usage
These fundamentals help you better interpret calculator results. For the final sizing of electrical systems, professional expertise, applicable standards and the specific installation situation are decisive.