NOTICE DATE: December 04, 2008
NOTICE
TYPE: M-A112008-02 Operations
SHORT
DESCRIPTION: ERCOT ISO
Cancellation of the Sandow Switch SPS
INTENDED
AUDIENCE: ERCOT Market
Participants
DAY AFFECTED: Operating Day December 02, 2008
LONG
DESCRIPTION: Due to current operating conditions ERCOT is
canceling the provisional approval of this Special Protection System (SPS) and
returning the Sandow substation to it’s prior configuration.
The ERCOT ISO had granted provisional
approval of Oncor Electric Delivery SPS at the Sandow Switch substation which
initiates a safe shut down of Sandow Unit 4 upon detection of the loss of the
Sandow Switch 345/138 kV Autotransformer, and as of 13:42 on December 02, 2008
the SPS has been disabled.
The list
of active SPS will be updated and the Sandow SPS removed. The list of active SPS
can be viewed on the ERCOT Operations and planning
website:
http://planning.ercot.com/login/login
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 Relations via e-mail at [log in to unmask].
If
you are receiving e-mail 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.
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