To provide an electricity use amount notification system which enables power saving of its own system too, and a power saving method.
The electricity use amount notification system S which notifies a combination of a plurality of electric devices 4 being in course of consuming power wastefully, is provided with a plurality of branch breakers 12 connected individually to a plurality of electric devices 4, an electricity use amount acquisition section 261 for acquiring individual electricity use amounts of the plurality of branch breakers 12 respectively, a non-use time zone detection section 266 for detecting non-use time zones to be determined that electricity is not used from among a time zone of one day for each of the plurality of branch breakers 12, net remote controllers 14 which are provided with a sleeping function and control operation states of the electric devices 4, and a control signal output section 267 which outputs a control signal for changing a net remote controller 14 corresponding to an electric device 4 connected to a branch breaker 12 detected as a non-use time zone into a sleeping state, during the non-use time zone.
Masataka Otani
Yoshio Asano
Masaru Egawa
Hiroto Onishi