Q#46 - Typical Hotline Script for Operating Condition [OCN/Advisory/Watch/Emergency] Notify Transmission Operator to make Hotline call to TOs All notices must be posted on MIS Public For form” messages, the priority” will be specified as “free “Notice follows: Post Operational Information/OCN type messages low priority – Advisory/Watch type messages medium priority – Emergency type messages high priority – Hotline Q#47 - Typical Hotline Script to Cancel Operating Condition Cancellation [OCN/Advisory/Watch/Emergency] Log Log all actions. 7.2 Implement EEA Levels Procedure Purpose: To provide for maximum possible continuity of service while maintaining the integrity of the ERCOT system to reduce the chance of cascading outages. 6.5.7.6.2.2(1)(b) & 6.5.9.4 6.5.9.4.2 Protocol Reference (13) 4.5.3 4.5.3.1 4.5.3.2 4.5.3.3 Reference 4.5.3.4 EOP-011-1 TOP-001-4 R2, R2.1, R2.2, 4 R2 NERC Standard R2.2.2, R2.2.3, R1 R2.2.3.1, R2.2.3.4, R2.2.7 Version: 1 Revision: 20 Effective Date: July 28, 2017 Step Action IF steady state system frequency falls below 59.91 Hz, ERCOT CAN immediately implement EEA 3. NOTE IF steady state system frequency falls below 59.5 Hz, ERCOT SHALL immediately implement EEA 3. ERS-30 ERS with a thirty-minute ramp period.
Q#46 - Typical Hotline Script for Operating Condition [OCN/Advisory/Watch/Emergency] Notify Transmission Operator to make Hotline call to TOs Post All notices must be posted on MIS Public For “free form” messages, the “Notice priority” will be specified as follows: Operational Information/OCN type messages – low priority Advisory/Watch type messages – medium priority Emergency type messages – high priority Hotline Cancellation Q#47 - Typical Hotline Script to Cancel Operating Condition [OCN/Advisory/Watch/Emergency] Log Log all actions. 7.2 Implement EEA Levels Procedure Purpose: To provide for maximum possible continuity of service while maintaining the integrity of the ERCOT system to reduce the chance of cascading outages. Protocol Reference 6.5.7.6.2.2(1)(b) & (13) 6.5.9.4 6.5.9.4.2 Reference 4.5.3 4.5.3.1 4.5.3.2 4.5.3.3 4.5.3.4 NERC Standard EOP-011-1 R2, R2.1, R2.2, R2.2.2, R2.2.3, R2.2.3.1, R2.2.3.4, R2.2.7 R1 TOP-001-4 R2 Version: 1 Revision: 20 Effective Date: July 28, 2017 Step Action NOTE IF steady state system frequency falls below 59.91 Hz, ERCOT CAN immediately implement EEA 3. IF steady state system frequency falls below 59.5 Hz, ERCOT SHALL immediately implement EEA 3. ERS-30 ERS with a thirty-minute ramp period. 4