Electrical / Electronics
Simple touch voltage
Helper calculation for voltage from fault current and resistance; it is not a standards-based safety interpretation.
Related calculators
Simple fault-loop current
Helper calculation for current from voltage and loop impedance; it is not protection assessment or standards-based protective-device selection.
Theoretical touch voltage
Calculates approximate touch voltage from fault current and earth resistance.
Ground resistance from voltage and current
Calculates resistance as voltage divided by current in a simplified model.
Simple fault current
Calculates approximate fault current from voltage and loop impedance.
Theoretical maximum loop impedance
Calculates theoretical maximum loop impedance from voltage and trip current.
Theoretical short-circuit power
Calculates approximate short-circuit power from voltage and impedance.