***** EXTERNAL email. Please be cautious and evaluate before you click on links, open attachments, or provide credentials. *****

NOTICE DATE:  March 21, 2017

NOTICE TYPE:  M-A032117-01 NPRR

SHORT DESCRIPTION:  Implementation Details of NPRR792, PGRR051, and NOGRR164

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  April 1, 2017

LONG DESCRIPTION:  On April 1, 2017, the language for Nodal Protocol Revision Request (NPRR) 792, Changing Special Protection System (SPS) to Remedial Action Scheme (RAS), Planning Guide Revision Request (PGRR) 051, Alignment with NPRR792, Changing Special Protection System (SPS) to Remedial Action Scheme (RAS), and Nodal Operating Guide Revision Request (NOGRR) 164, Alignment with NPRR792, Removing Special Protection System (SPS) and adding Remedial Action Scheme (RAS) will be implemented.

NPRR792, PGRR051, and NOGRR164 align the Nodal Protocols and Planning and Nodal Operating Guides with the North American Electric Reliability Corporation (NERC) Reliability Standard definition for Special Protection System (SPS) and, for consistency, uses Remedial Action Scheme (RAS) and Automatic Mitigation Plan (AMP) where applicable in place of SPS.

The associated system changes will be implemented in an upcoming release. More information regarding this implementation will be outlined in a Market Notice prior to the release.

ADDITIONAL INFORMATION:  Pursuant to Nodal Protocol Section 21.6, Nodal Protocol Revision Implementation, Planning Guide Section 1.2.6, Planning Guide Revision Implementation, and Nodal Operating Guide Section 1.3.6, Nodal Operating Guide Revision Implementation, ERCOT is required to provide notice as soon as practicable, but no later than ten days prior to implementation.   

NPRR792, PGRR051 and NOGRR164 and associated documents can be found on the ERCOT website.

CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask].

If you are receiving email from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

 

 

 

 

sa