POWER DISTRIBUTION SYSTEM MONITORING SYSTEM, POWER DISTRIBUTION SYSTEM MONITORING DEVICE, POWER DISTRIBUTION SYSTEM MONITORING METHOD, AND PROGRAM

摘要

This power distribution system monitoring system, for monitoring a power distribution system for supplying power to a plurality of customers by means of distribution lines, is provided with: a first electric meter which measures a first measured value based on the current and/or the amount of power at the start point of a monitored section; a second electric meter which measures a second measured value based on the aforementioned current and/or the aforementioned amount of power in at least one location below the aforementioned start point; a total loss calculation unit which calculates the total loss of power in the monitored section on the basis of the first measured value and the second measured value; an equipment loss calculation unit which calculates the equipment loss of the aforementioned power occurring in the monitored section; and a power theft determination unit which determines whether or not there has been power theft on the basis of the aforementioned total loss and the aforementioned equipment loss.