Icemanau

Working in the Electrical Supply industry as I do, I know that nowdays the risk of such an event has lessened in the last decade or so. Protection relays are made to disconnect supplies if the voltage and or current rises above or below set limits. These limits are usually worked out by the "Protection Engineers" and takes into account things like cable size, voltage, available supply and fault currents, transmission type as well as ambient conditions. For the s