NOTICE DATE: June 20, 2014
NOTICE TYPE: M-A062014-01 Operations
SHORT DESCRIPTION: Proposal to Disable Benbrook Switching Station
SPS #41 and #42
INTENDED AUDIENCE: ERCOT Market Participants
DAY AFFECTED: July 7, 2014
LONG DESCRIPTION: ERCOT has received a proposal to disable the Benbrook Switching Station Special Protection Schemes
(SPS #41 and #42). Benbrook SPSs were designed to protect loading of the 345/138 kV autotransformers at the Benbrook Switching station. Oncor Electric Delivery Company, LLC (Oncor) has indicated that post-retirement, these SPSs will be operated with supervisory
control and switched manually when necessary.
The proposal to disable the Benbrook Switching station Special Protection Schemes (SPS #41 and #42) is being reviewed by ERCOT as described in the SPS Approval Procedure. Comments
on the proposal are due by July 7, 2014 and should be submitted to [log in to unmask]
using the attached comment form.
Any questions or concerns raised during this timeframe will be addressed by ERCOT Staff or the entity submitting the SPS proposal.
ADDITIONAL INFORMATION:
Information regarding SPSs can be found on the ERCOT Market Information System (MIS) under
Special Protection Systems and Remedial Action Plans.
A Digital Certificate is required to access the MIS.
ACTION REQUIRED: Any comments to this proposal are due to ERCOT
by July 7, 2014 using the attached form.
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