This LiveWire Spark alert concerns NERC’s proposed data request related to Protection System single points of failure. Once approved, a substantial amount of information will need to be provided to NERC using a template provided by the project team

Overview: NERC is proposing to issue a “Section 1600” data request in response to a FERC directive issued in Order 754. In the process of approving Project 2009-14’s interpretation of TPL-002-0, R1.3.10, the Commission called for a technical investigation of the adequacy of Protection System performance during Category B single contingency events. They expressed a concern that there is a planning gap inthe present planning Standards – where the Misoperation of a non-redundant relay could act as a Protection System single point of failure.