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