Extreme event resulting in two or more (multiple) elements removed or Cascading out of service. 3Ø Fault, with Delayed Clearing e (stuck breaker or protection system failure): - 1. Generator 3. Transformer - 2. Transmission Circuit 4. Bus...
AI summary The text outlines various extreme events and contingencies in power systems, including three-phase faults and cascading failures, and discusses their potential impacts on reliability, customer demand, and system stability. It also details evaluation criteria and reliability standards, referencing NERC guidelines.
Matrix of Violation Severity Levels for Approval Standard Number Requirement Number Text of Requirement Lower VSL Moderate VSL High VSL Severe VSL PRC-017-0 R1.1.4. Batteries. The responsible entity's SPS program identification was missing...
AI summary The document presents a matrix outlining violation severity levels for approval under the PRC-017-0 standard, focusing on the identification of batteries in the UVLS program. It categorizes severity into lower, moderate, high, and severe based on the percentage of applicable batteries missing system identification.