1. A communication master for controlling an electric power delivery system, comprising: a processor; a communications interface to communicate with a plurality of intelligent electronic devices (IEDs) via an electronic network; a non-transitory computer-readable storage medium comprising: instructions executable on the processor that enable the communication master to: establish an execution time for a time coordinated instruction set that includes a coordinated action at which the plurality of IEDs are to begin to execute the time coordinated instruction set comprising at least one execution action for execution by at least one of the plurality of IEDs in communication with monitored equipment; and transmit the execution time to the plurality of IEDs via the communications interface for time coordinated execution at the execution time by the plurality of IEDs.