A computer implemented method for managing an open circuit fault on an overhead line in a power network , the computer implemented method comprising: - obtaining overhead line data from a sensor (F1-F3) mounted on the overhead line; - determining fault detection parameters associated with one or more nodes (N1-N7) of the overhead line on occurrence of a predefined node condition at the one or more nodes (N1-N7); characterized in that the fault detection parameters associated with a node (N1-N7) comprise a total number of predecessors (N NTP ) of the node (N1-N7), a total number of offline predecessors (N OFF ) of the node (N1-N7), a perimeter of the node (N1-N7), and a computation precision index (IN) of the node (N1-N7), wherein the total number of predecessors (N NTP ) of the node (N1-N7) refers to a number of nodes existing along a feeder section of an overhead line between the node and a substation, wherein the total number of offline predecessors (N OFF ) of the node (N1-N7) refers to a number of predecessor nodes that have not communicated, wherein the perimeter of the node (N1-N7) refers to a nearest online predecessor of the node and wherein the computation precision index (IN) of the node (N1-N7) refers to a factor indicating an accuracy or a confidence weightage of the associated node (N1-N7) having an open circuit in its proximity, and - generating an output based on the fault detection parameters, wherein the output indicates potential presence of an open circuit at one or more nodes (N1-N7). - obtaining overhead line data from a sensor (F1-F3) mounted on the overhead line; - determining fault detection parameters associated with one or more nodes (N1-N7) of the overhead line on occurrence of a predefined node condition at the one or more nodes (N1-N7); characterized in that the fault detection parameters associated with a node (N1-N7) comprise a total number of predecessors (N NTP ) of the node (N1-N7), a total number of offline predecessors (N OFF ) of the node (N1-N7), a perimeter of the node (N1-N7), and a computation precision index (IN) of the node (N1-N7), wherein the total number of predecessors (N NTP ) of the node (N1-N7) refers to a number of nodes existing along a feeder section of an overhead line between the node and a substation, wherein the total number of offline predecessors (N OFF ) of the node (N1-N7) refers to a number of predecessor nodes that have not communicated, wherein the perimeter of the node (N1-N7) refers to a nearest online predecessor of the node and wherein the computation precision index (IN) of the node (N1-N7) refers to a factor indicating an accuracy or a confidence weightage of the associated node (N1-N7) having an open circuit in its proximity, and characterized in that the fault detection parameters associated with a node (N1-N7) comprise a total number of predecessors (N NTP ) of the node (N1-N7), a total number of offline predecessors (N OFF ) of the node (N1-N7), a perimeter of the node (N1-N7), and a computation precision index (IN) of the node (N1-N7), wherein the total number of predecessors (N NTP ) of the node (N1-N7) refers to a number of nodes existing along a feeder section of an overhead line between the node and a substation, wherein the total number of offline predecessors (N OFF ) of the node (N1-N7) refers to a number of predecessor nodes that have not communicated, wherein the perimeter of the node (N1-N7) refers to a nearest online predecessor of the node and wherein the computation precision index (IN) of the node (N1-N7) refers to a factor indicating an accuracy or a confidence weightage of the associated node (N1-N7) having an open circuit in its proximity, and - generating an output based on the fault detection parameters, wherein the output indicates potential presence of an open circuit at one or more nodes (N1-N7). <EOS>