Midwest Reliability Organization
Reliability Standards Voting Process
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Contact the SPM
Detailed Request Information
Request: TPL-504-MRO-02 Subsynchronous Resonance (SSR) Assessment
Current Action: Solicit Public Comments on Draft Standard
Status: As of June 14, 2010, the Standards Committee has suspended this project.
Is Open For Draft Team Nominations?: NO
Posted Document Supporting Documents Public Comments Ballots SPM/Drafting Team Comments
TPL-504-MRO-02 Draft 3
11/03/2009
     
Draft 3 of TPL-504-MRO-02 is available for comment through December 2, 2009.
TPL-504-MRO-02 Draft 2
05/29/2009
     
Draft 2 of TPL-504-MRO-02 is posted for a 30 day comment period, beginning June 1, 2009.
TPL-504-MRO-02 Draft 1
01/29/2009
     
     
     
The drafting team is reviewing the comments
TPL-504-MRO-02 Draft 1
12/12/2008
     
Draft 1 of the standard is available for a 45 day comment period December 15th through January 28th
Meeting Notes
09/01/2008
     
     
     
The Drafting Team is revising the standard
Current Board Approved
08/27/2008
     
     
The Drafting Team to clarify the 4 Regional Standards has been formed.
Board Approved
12/06/2007
     
     
     
Board accepted for submission to NERC for approval and filing with applicable regulator authorities in the US and Canada.
TPL-504-MRO-01 Final
11/05/2007
     
Re-circulation ballot closed. Standard passed. Pending MRO Board review December 6, 2007.
TPL-504-MRO-01 Final Draft
07/31/2007
     
The Standards Drafting Team is reviewing comments.
TPL-504-MRO-01 Draft 4
04/27/2007
     
The final draft of the Subsynchronous Resonance Requirement has been posted for 30 day pre-ballot review. Note: the standard name has been changed to TPL-504-MRO-01 to conform to the NERC numbering convention.
MTPL-007-0 Draft 3
03/21/2006
     
     
This proposed standard has been posted for a 45 day public commenting period ending on May 5, 2006.
MTPL-007-0 Draft 2
10/04/2005
     
Commenting Period closed. Drafting Team reviewing comments received.
Drafting Team
09/06/2006
     
     
     
The Standards Committee has authorized drafting of the standard and the Drafting Team has been formed.
Final SAR
07/21/2005
     
     
     
The SAR has been approved.
- (Public)
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