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At 0122 hours (CST) on February 22, 2006, At 0122 hours (CST) on February 22, 2006, the Unit 1 reactor automatically scrammed from 85% power due to a valid turbine-generator load reject signal. The maximum reactor pressure was approximately 1050 PSIG during the event. All control rods inserted to their full-in position. Reactor water level decreased to approximately -10 inches, which resulted in automatic Group 2 and 3 isolations as expected. All systems responded properly to the event. Unit 1 is in Mode 3, maintaining reactor pressure, and reactor water level in the normal level band. An investigation into the Unit 1 scram and load reject is in progress.</br>Unit 2 remains at 85% power.</br>This report is being made in accordance with 10CFR 50.72(b)(2)(iv)(B) and 10 CFR50.72(b)(3)(iv)(A).</br>No SRVs opened during the transient. Post shutdown electrical lineup is normal with the exception of the loss of one offsite power supply. Decay heat is being removed via the turbine bypass valves to the main condenser and feedwater being provided via main feedwater. Unit 2 is in a Tech Spec LCO for Loss of One Offsite power source.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
07:22:00, 22 February 2006  +
04:51:00, 22 February 2006  +
07:22:00, 22 February 2006  +
At 0122 hours (CST) on February 22, 2006, At 0122 hours (CST) on February 22, 2006, the Unit 1 reactor automatically scrammed from 85% power due to a valid turbine-generator load reject signal. The maximum reactor pressure was approximately 1050 PSIG during the event. All control rods inserted to their full-in position. Reactor water level decreased to approximately -10 inches, which resulted in automatic Group 2 and 3 isolations as expected. All systems responded properly to the event. Unit 1 is in Mode 3, maintaining reactor pressure, and reactor water level in the normal level band. An investigation into the Unit 1 scram and load reject is in progress.</br>Unit 2 remains at 85% power.</br>This report is being made in accordance with 10CFR 50.72(b)(2)(iv)(B) and 10 CFR50.72(b)(3)(iv)(A).</br>No SRVs opened during the transient. Post shutdown electrical lineup is normal with the exception of the loss of one offsite power supply. Decay heat is being removed via the turbine bypass valves to the main condenser and feedwater being provided via main feedwater. Unit 2 is in a Tech Spec LCO for Loss of One Offsite power source.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
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0.00141 d (0.0339 hours, 2.017196e-4 weeks, 4.6421e-5 months)  +
00:00:00, 22 February 2006  +
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02:19:19, 2 March 2018  +
04:51:00, 22 February 2006  +
-0.105 d (-2.52 hours, -0.015 weeks, -0.00345 months)  +
07:22:00, 22 February 2006  +
Automatic Reactor Scram Due to Valid Main Turbine Load Reject Signal  +
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1  +