NOTICE DATE:  March 21, 2011
NOTICE TYPE:  M-A032111-01 NPRR/LPGRR
SHORT DESCRIPTION:  New Profile Decision Tree will be posted due to implementation of LPGRR042
INTENDED AUDIENCE:  ERCOT Market Participants
DAY AFFECTED:  April 1, 2011
LONG DESCRIPTION:  On March 3, 2011, the ERCOT Technical Advisory Committee (TAC) approved Load Profiling Guide Revision Request (LPGRR) 042, Updating of Weather Sensitivity Assignment, Suspension of Annual Validation for Advanced Meters, Addition of Load Research Sampling Documents and Removal of Unused TOUS Codes.
Among other things, LPGRR042 synchronizes the Load Profiling Guide with Nodal Protocol Revision Request (NPRR) 271, Synchronization to PRR850, Weather Responsiveness Determination for Interval Data Recorders, and NPRR250, Suspension of Annual Profile ID Validation with Advanced Meter Deployment.
The Profile Decision Tree approved as part of LPGRR042 will be posted on March 21, 2011, as Appendix D of the Load Profiling Guide, at http://www.ercot.com/mktrules/guides/loadprofiling/lpglib, with an effective date of April 1, 2011.
ACTION REQUIRED:  Entities involved in the initial or default assignment of Load Profile IDs need to incorporate into their systems the relevant changes in the Profile Decision Tree version that will be effective April 1, 2011.
ADDITIONAL INFORMATION:  Additional information can be found on the Load Profiling Guide webpage at http://www.ercot.com/mktrules/guides/loadprofiling/index.html.
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]<mailto:[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<http://lists.ercot.com/>.




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