Earth Fault Factor definition
Earth Fault Factor at a location in a three-phase system means the ration of ‘the highest root mean square (r.m.s) phase-to-earth power frequency voltage which would be obtained at the selected location without the fault’;
Examples of Earth Fault Factor in a sentence
Earth Fault Factor for an effectively earthed system shall be not more than 1.4. Transmission Licensee shall provide line Reactors as may be necessary after carrying out system studies to control temporary over voltage within the limits as set out above.