Electric circuit overload protecting device with integrated electricity consumption meter, wherein such device is suitable for integrating into an alternative electric circuit, which in addition to at least one load or user comprises an active pole with a phase conductor and a neutral pole with a neutral conductor, with a voltage between the phase conductor and the neutral conductor, as well as at least one switch which is suitable for interrupting of said circuit either manually or automatically, depending on each pre-determined conditions, and wherein said device, in addition to said switch, further comprises an actuating mechanism consisting of an induction unit, which is capable for protecting said circuit against the short-circuit current, of a thermal interrupter, which is suitable for protecting the circuit against the excessive current, as well as of a triggering needle, which is suitable for cooperating with said switch for the purposes of interrupting said circuit, and wherein such device is furnished with a differential transformer, which is suitable for detecting a difference between the current in the phase conductor and the current in the neutral conductor, wherein said induction unit comprises a casing, a primary coil which is electrically connected within said circuit and substantially represents a part of the phase conductor, as well as an anchor, which is mechanically interconnected with said actuating needle, and wherein said thermal interrupter is placed closely to said induction unit and in thermal conductive relationship therewith, and comprises a bimetallic membrane, which is mechanically interconnected with said triggering needle, so that the shape of said membrane is changed by means of the heat generated by the excessive current in the circuit, by which the triggering needle is displaced towards the switch for the purposes of interrupting the electric circuit, and wherein the differential transformer is capable to interrupt the electric circuit by means of an electronically controlled switch (142; 143) and an actuator operating on the basis of a pre-set threshold, when a current difference occurs in the electronic circuit; so that the actuating mechanism is generally capable to react on various electric overloads by displacing said triggering needle towards said switch, by which the electric circuit is then interrupted, and wherein said induction unit of the actuating mechanism, in addition to said primary coil which is integrated in the phase conductor, also comprises a secondary coil, which is electrically connected with the neutral conductor and electrically insulated with respect to said primary coil, preferably wound around i.e. over a plastic cartridge, which is placed around the primary coil, and is for the purposes of functioning as a sensor for detecting of each current intensity within the phase conductor located closely to said primary coil, and wherein said device also comprises an electric energy or power consumption meter, which is electrically connected with the secondary coil and is together with the last connected to the neutral conductor, wherein either the consumption meter is via an electronic interrupting circuit electrically interconnected with the secondary coil, and is at the same time galvanically separated there-from, wherein the secondary coil is via the electronic interrupting circuit electrically connected with a galvanic separating element, which is suitable for separation of the consumption meter and by which said consumption meter is to be separated apart from the conductors (N, L). and wherein said electronic interrupting circuit comprises an actuator operating on the basis of a pre-set threshold as well as an electronically controlled output switch, by which the voltage is transferred to the secondary coil, and which is open i.e. deactivated during regular operation of the electric circuit, namely before anyone of electric overloads has occurred, or the consumption meter is via an electronic interrupting circuit electrically interconnected with the secondary coil, and wherein said interrupting circuit comprises - an actuator operating on the basis of a pre-set threshold the output value of the differential transformer, - an electronically controlled output switch for switching-on the voltage (U L), by which the voltage is transferred to the secondary coil, in the case of different current - an electronically controlled switch, which is suitable for interrupting the electric circuit throughout the consumption meter, wherein said output switches (143, 144) are synchronized with each other and are adapted to operate alternatively and depending on output values on differential transformer, so that by activating the first switch the second switch is automatically deactivated, or vice versa. - an actuator operating on the basis of a pre-set threshold the output value of the differential transformer, - an electronically controlled output switch for switching-on the voltage (U L), by which the voltage is transferred to the secondary coil, in the case of different current - an electronically controlled switch, which is suitable for interrupting the electric circuit throughout the consumption meter, wherein said output switches (143, 144) are synchronized with each other and are adapted to operate alternatively and depending on output values on differential transformer, so that by activating the first switch the second switch is automatically deactivated, or vice versa.