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Dual Unit Shutdown due to T.S. 3.0.3. Uni … Dual Unit Shutdown due to T.S. 3.0.3. Unit 1 and Unit 2 'A' Train Emergency Diesel Generators (EDGs) OOS (Out-of-Service). '2A' DG OOS due to '21' Salt Water Header scheduled maintenance. '1A' DG OOS due to emergent loss of '16' Battery charger for the '1A' DG DC bus. Neither '11' nor '22' 125 VDC busses have an Operable charger. (Chargers have power, but do not have an Operable DG). " </br>The licensee entered TS 3.0.3 at 1035 EDT and is expected to be in Mode 3 on both units at 1735 EDT unless the licensee exits T.S. 3.0.3 upon restoration of the battery charger. '0C' EDG is functional but not credited towards T.S. The salt water header is not expected to be restored until 10/4/11. There are no issues with offsite power. </br>The NRC Resident Inspector has been notified. The licensee will notify the Calvert Control Center and plans to make a press release.</br>CR No.: CR-2011-009860; Calvert Cliffs internal event notification number 4194.s internal event notification number 4194. +
14:35:00, 3 October 2011 +
47,316 +
14:45:00, 3 October 2011 +
14:35:00, 3 October 2011 +
Dual Unit Shutdown due to T.S. 3.0.3. Uni … Dual Unit Shutdown due to T.S. 3.0.3. Unit 1 and Unit 2 'A' Train Emergency Diesel Generators (EDGs) OOS (Out-of-Service). '2A' DG OOS due to '21' Salt Water Header scheduled maintenance. '1A' DG OOS due to emergent loss of '16' Battery charger for the '1A' DG DC bus. Neither '11' nor '22' 125 VDC busses have an Operable charger. (Chargers have power, but do not have an Operable DG). " </br>The licensee entered TS 3.0.3 at 1035 EDT and is expected to be in Mode 3 on both units at 1735 EDT unless the licensee exits T.S. 3.0.3 upon restoration of the battery charger. '0C' EDG is functional but not credited towards T.S. The salt water header is not expected to be restored until 10/4/11. There are no issues with offsite power. </br>The NRC Resident Inspector has been notified. The licensee will notify the Calvert Control Center and plans to make a press release.</br>CR No.: CR-2011-009860; Calvert Cliffs internal event notification number 4194.s internal event notification number 4194. +
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