May 12, 2008

 

 

Requested Client Action
Forward to Operating Department

Categories

Grid Operation

Market Operations

 

 

Notification of CAISO Operating Procedure Revision - T-137Z

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Summary

The CAISO has revised Operating Procedure T-137Z - Effectiveness Factors-Serrano 500/220 kV AA Transformer Bank

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Main Text 

The California ISO (CAISO) has revised the following Operating Procedure: 

 

T-137Z - Effectiveness Factors-Serrano 500/220 kV AA Transformer Bank

 

Description of Change 

·         Added Inland Empire effectiveness factors

·         Revised introduction paragraph to talk about using decremental solutions in combination with incremental solutions for a better effectiveness

 

Revision Effective Date

May 9, 2008

 

CAISO Website Postings 

·         Revised Procedure - http://www.caiso.com/1c64/1c64b9b236f70.pdf

·         Markup Version - http://www.caiso.com/1fc2/1fc2bc0e67c00.pdf

·         CAISO Operating Procedures - http://www1.caiso.com/thegrid/operations/opsdoc/index.html 

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For More Information Contact

CAISO Procedure Control Desk at procctrldesk@caiso.com