An electrically driven construction machine comprising: an electric motor ; a hydraulic pump driven by the electric motor ; a plurality of hydraulic actuators driven by a pressurized fluid delivered from the hydraulic pump ; a plurality of directional control valves that control flows of the pressurized fluid supplied from the hydraulic pump to the plurality of hydraulic actuators ; and a plurality of operation devices that generate operation signals for instructing operation of the plurality of hydraulic actuators and switching the plurality of directional control valves , the electric motor being driven by an electric power from an electric power receiving facility ; characterized in that : the electrically driven construction machine further comprises: a communication device that transmits and receives data to and from other electrically driven construction machines (A, B, C) sharing the electric power receiving facility ; and a controller configured to compute an own demanded power (Pd1) for driving the plurality of hydraulic actuators on a basis of the operation signals of the plurality of operation devices , transmit the own demanded power (Pd1) to the other electrically driven construction machines (A, B, C) through the communication device , and receive demanded powers (Pd2, Pd3) computed in the other electrically driven construction machines (A, B, C) through the communication device , and wherein the controller is further configured to compute an allowable power (Plim) usable by the electric motor on a basis of the own demanded power (Pd1), demanded powers (Pd2, Pd3) of the other electrically driven construction machines (A, B, C) received through the communication device , and a predetermined allowable electric power of the electric power receiving facility , and control the electric motor such that a power consumption of the electric motor does not exceed the allowable power (Plim) usable by the electric motor . an electric motor ; a hydraulic pump driven by the electric motor ; a plurality of hydraulic actuators driven by a pressurized fluid delivered from the hydraulic pump ; a plurality of directional control valves that control flows of the pressurized fluid supplied from the hydraulic pump to the plurality of hydraulic actuators ; and a plurality of operation devices that generate operation signals for instructing operation of the plurality of hydraulic actuators and switching the plurality of directional control valves , the electric motor being driven by an electric power from an electric power receiving facility ; a communication device that transmits and receives data to and from other electrically driven construction machines (A, B, C) sharing the electric power receiving facility ; and a controller configured to compute an own demanded power (Pd1) for driving the plurality of hydraulic actuators on a basis of the operation signals of the plurality of operation devices , transmit the own demanded power (Pd1) to the other electrically driven construction machines (A, B, C) through the communication device , and receive demanded powers (Pd2, Pd3) computed in the other electrically driven construction machines (A, B, C) through the communication device , and wherein the controller is further configured to compute an allowable power (Plim) usable by the electric motor on a basis of the own demanded power (Pd1), demanded powers (Pd2, Pd3) of the other electrically driven construction machines (A, B, C) received through the communication device , and a predetermined allowable electric power of the electric power receiving facility , and control the electric motor such that a power consumption of the electric motor does not exceed the allowable power (Plim) usable by the electric motor . <EOS>