Abstract：Public zero line wiring on single phase electric energy meter in low voltage three phase four wire of power supply circuit may cause great risk of operating safety and power stealing, disturb power supplying order, lead to complaint and affect electric power enterprise’s brand image and service quality. This paper detailed analyzed risks of electric shock, metering fault, fire accident, power stealing and power supplying service caused by public zero-line wiring, and proposed strict preventing methods from technical and monitoring.
2023, Vol. 33 