Measuring arrangement for the redundant determination of a quantitative value of a current flow, wherein the measuring arrangement has at least one first current-measuring module and at least one second current-measuring module connected in parallel with the first current-measuring module, the first current-measuring module comprising at least one first analogue input and at least one first current-measuring resistor and an associated voltage-measuring unit in order to determine a current value of a current flowing into the analogue input and through the first current-measuring resistor, the second current-measuring module comprising at least one second analogue input and at least one second current-measuring resistor and an associated voltage-measuring unit in order to determine a current value of a current flowing into the second analogue input and through the second current-measuring resistor, wherein the measuring arrangement comprises a control unit, characterised in that the at least two voltage-measuring units (7, 11) are embodied to determine voltages by means of an integrating measuring method, and that the control unit is embodied and provided to detect a gradual course of the voltages determined by the voltage-measuring units (7, 11) and in the presence of a reverse flow of the gradual courses of the voltages, to exclude that current-measuring module (2, 3) from a determination of the quantitative value of the current flow, which is affected by an interruption in an electric circuit, wherein a conclusion as to which current-measuring module (2, 3) is affected is drawn by a respective high-resistance and/or low-resistance circuitry, and wherein the control unit is embodied to directly evaluate individual integration levels of the voltage-measuring units (7, 11) moving on the basis of an integrating measuring method in order to detect the reverse flow of the gradual courses of the voltages. determination of a quantitative value of a current flow, wherein the measuring arrangement has at least one first current-measuring module and at least one second current-measuring module connected in parallel with the first current-measuring module, the first current-measuring module comprising at least one first analogue input and at least one first current-measuring resistor and an associated voltage-measuring unit in order to determine a current value of a current flowing into the analogue input and through the first current-measuring resistor, the second current-measuring module comprising at least one second analogue input and at least one second current-measuring resistor and an associated voltage-measuring unit in order to determine a current value of a current flowing into the second analogue input and through the second current-measuring resistor, wherein the measuring arrangement comprises a control unit, characterised in that the at least two voltage-measuring units (7, 11) are embodied to determine voltages by means of an integrating measuring method, and that the control unit is embodied and provided to detect a gradual course of the voltages determined by the voltage-measuring units (7, 11) and in the presence of a reverse flow of the gradual courses of the voltages, to exclude that current-measuring module (2, 3) from a determination of the quantitative value of the current flow, which is affected by an interruption in an electric circuit, wherein a conclusion as to which current-measuring module (2, 3) is affected is drawn by a respective high-resistance and/or low-resistance circuitry, and wherein the control unit is embodied to directly evaluate individual integration levels of the voltage-measuring units (7, 11) moving on the basis of an integrating measuring method in order to detect the reverse flow of the gradual courses of the voltages.