An equipment management system includes: an equipment control device having a control unit connected to the equipment control server to transmit a control signal for controlling the load of the equipment in cooperation with the equipment control server; an identifiable medium; a reading device having an acquisition unit for acquiring identification information of the medium present in a management target area, a determination unit for determining presence/absence of a user carrying the medium in the management coverage depending on the acquired information, and an instruction unit for instructing the control unit to control the load of the equipment depending on the determination result; and an authentication server having an authentication unit for performing authentication based on the identification information. The transmitting operation from the instruction unit of the reading device to the control unit of the equipment control device is performed in a wireless manner.