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FACILITY SCHEDULE NO. 6 <br />1. Name: San Marcos Substation <br />2. Facility Location: The San Marcos Substation is located at 1301 River Road, San <br />Marcos, Hays County, Texas. <br />3. Points of Interconnection: There are four (4) points of interconnection at San Marcos <br />Substation generally described as: <br />• where the jumper from switch 3942 on the transformer bus for power transformer T- <br />1 connects to the 13 8 kV operating bus. <br />• where the jumper from switch 3944 on the transformer bus for power transformer T-1 <br />connects to the 13 8 kV transfer bus. <br />• where the jumper from switch 4986 on the transformer bus for power transformer T- <br />2 connects to the 13 8 kV operating bus. <br />• where the jumper from switch 4987 on the transformer bus for power transformer T-2 <br />connects to the 13 8 kV transfer bus. <br />4. Transformation Services Provided by LCRA TSC: No <br />5. Metering Services Provided by LCRA TSC: Yes, per separate Wholesale Metering <br />Service Agreement <br />6. Delivery Voltage: 138 kV <br />7. Metered Voltage and Location: The metered voltage is 12.5 kV. The metering current <br />transformers are located in the two power transformers (T-1 and T-2). The two metering <br />potential transformers are located on the two 12.5 kV operating buses. <br />8. One Line Diagram Attached: Yes <br />9. Description of Facilities Owned by Each Party: <br />San Marcos Electric Utilities owns: <br />• Two (2) transformers T-1 and T-2 with associated surge arresters <br />• Two (2) circuit switchers CS -4975 and CS -4985 <br />• Six (6) 138 kV disconnect switches 4974, 3942, 3944, 4984, 4986 and 4987. <br />• Jumpers from the disconnect switches 3942, 3944, 4986 and 4987 to the Points of <br />Interconnection at the 138 kV operating and transfer buses. <br />• 138 kV transformer bus with associated steel structures and insulators <br />• Two (2) 138 kV surge arresters SA -7 and SA -9 <br />• All distribution and total circuit breakers including jumpers, protective relay <br />packages and foundations. <br />• All distribution and total bays including A -flames, trusses, foundations, <br />LCRA TSC — San Marcos Electric Utility Page 33 of 39 <br />