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{{#Wiki_filter:Report No.02-0160-1102 Revision 0 APPENDIX B CONTROL SYSTEMS AND SAFETY FUNCTXONS 83iOi80493 83iOi4 PDR ADOCK 05000387 PDR.  
{{#Wiki_filter:Report No. 02-0160-1102 Revision 0 APPENDIX B CONTROL SYSTEMS AND SAFETY FUNCTXONS 83iOi80493 83iOi4 PDR ADOCK 05000387 PDR.
 
[
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Report No.02-0160-1102 Revision 0 CONTROL SYSTEMS 1.Reactor Manual Control System 2.Recirculation Flow Control System 3.Reactor Feedwater Control System 4.Pressure Regulator and Turb'ine Generator Contxol System 5.Traversing In-Core Probe Control System 6.Reactor Water Cleanup Control System 7.Refueling Interlock Control System 8.Rod Block Monitor System 9.Nuclear Pressure Relief Control System 26 Core C Radio Mater: Store Contr React Isola Contr Isolc Rod Reac Cont Rest powe Cont Coo Cont Env: Con' Report No.02-0160-1102 Revision 0 PLANT OPERATING MODE STATE A (Conte)Reactor Shutdown/Head Off Title Secondary Containment Isolation Radwaste Bldg.Isolation Liquid Efflu-ent Isolation SAFETY FUNCTIONS Descri tion Secondary containment isola-tion to minimize radiological effects Radwaste system building isolation to minimize radi-ological effects Liquid effluent system iso-lation to minimize radio-logical effects Reference SSES FSAR 15A.6.5.3 Event 41 SSES FSAR 15A.6.5.3 Event 48 SSES FSAR 15A.6.5.3 Event 48 28 Report No.02-0160-1102 Revision 0 PLANT OPERATING MODE STATE B Reactor Not Shutdown/Head Off SAFETY FUNCTIONS Title Descri tion Reference SCRAM Core Cooling Radioactive Material Stored Fuel Control Reactor Vessel Isolation Containment Isolation Prohibit Rod Motion Reactivity Control Restore AC Power Containment Cooling e?I Control rod insertion to prevent fuel damage Initial and extended safety-grade core cooling to pre-vent fuel damage Radioactive material release control to minimize radio-logical effects Stored fuel cooling and reactivity control to pre-vent stored fuel damage Reactor Pressure Vessel Isolation to prevent fuel damage Primary Containment Isola-tion to minimize radiologi-cal effects Prevention of adverse rod motion to prevent exceeding fuel limits Core nuclear reactivity control to prevent fuel damage Establishing on-site or off-site AC Power for safety systems to prevent fuel damage Initial and extended primary'ontainment cooli'ng to pre-vent containment damage SSES FSAR 15A.6.3 Events 7, 16 SSES FSAR 15A.6.3 Event 18 SSES FSAR 15A.6.5 Events 48, 49 SSES FSAR 15A.6.2.3.14 SSES FSAR 15A.6.3 Events 18, 28, 29 SSES FSAR 15A.6.3 Events 28, 29 SSES FSAR 15.4.1 and 15A.6.3, Event 17 SSES FSAR 15A.6.3 Events 28, 29 SSES FSAR 15A.6.3 Event 29 SSES FSAR 15A.6.3 Events 28, 29 29 Report No.02-0160-1102 Revision 0 PLANT OPERATING MODE Title STATE B (Cont.)Reactor Not Shutdown/Head Off SAFETY FUNCTIONS Description Reference Control Room Environmental Control Secondary Containment Isolation Radwaste Building.Isolation Liquid Efflu-e ent Isolation Conditioning of Control Room environment to prevent personnel overexposure Secondary containment iso-lation to minimize radio-logical effects Radwaste system building isolation to minimize radiological effects J Liquid effluent system iso-lation to minimize radio-logical effects SSES FSAR 15A.6~5 Event 41 SSES FSAR 15A.6.5 Event 41 SSES FSAR 15A.6.5 Event 48 SSES FSAR 15A.6.5 Event 48 30 Report No.02-0160-1102.Revision 0 Title SCRAM Pressure Relief Core Cooling Radioactive Material Stored Fuel Control Reactor Vessel Isolation Containment Isolation Prohibit Rod Motion Reactivity Control PLANT OPERATING MODE STATE C Reactor Shutdown/Head On SAFETY FUNCTIONS Descri tion Control rod insertion to prevent fuel damage Nuclear Steam Supply System Pressure relief to prevent excessive pressure Initial and extended safety-grade core cooling to prevent fuel damage Radioactive material release control to minimize radio-logical effects Stored fuel cooling and reactivity control to pre-vent stored fuel damage Reactor Pressure Vessel Isolation to prevent fuel damage Primary Containment Isola-tionn to minimi z'e r adio log i-cal effects Prevention of adverse rod motion to prevent exceeding fuel limits Core nuclear reactivity control to prevent fuel damage Reference SSES FSAR 15A.6.3 Events 7, 15, 24, 43, 44'5, 47 SSES FSAR 15A.6.3 Events 8 I 11 14 15 20I 22'4~26'8I 29~42'1 g 52~53 SSES FSAR 15A.6.3 Events 8, 12, 14, 15, 18I 20 I 22~23'4~28I 29'2'3'4~45, 51, 53 SSES FSAR 15A.2.3.1 SSES FSAR 15A.6.2.3.14 SSES FSAR 15A.6.3 Events 12, 15, 18, 20, 22'3'4'81 29'3'4, 45 SSES FSAR 15A.6.3 Events 15, 26, 28, 29, 42 SSES FSAR 15A.6.3 SSES FSAR 15A.6.3 Events 20, 28 31  
Report No. 02-0160-1102 Revision 0 CONTROL SYSTEMS
: 1. Reactor Manual Control System
: 2. Recirculation Flow Control System
: 3. Reactor Feedwater Control System
: 4. Pressure Regulator and Turb'ine Generator Contxol System
: 5. Traversing In-Core Probe Control System
: 6. Reactor Water Cleanup Control System
: 7. Refueling Interlock Control System
: 8. Rod Block Monitor System
: 9. Nuclear Pressure Relief Control System 26
 
Core   C Radio Mater:
Store Contr React Isola Contr Isolc Rod Reac Cont Rest powe Cont Coo Cont Env:
Con'
 
Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE A (Conte)
Reactor Shutdown/Head Off SAFETY FUNCTIONS Title              Descri tion                   Reference Secondary      Secondary containment   isola- SSES FSAR 15A. 6. 5. 3 Containment    tion to minimize radiological  Event 41 Isolation      effects Radwaste Bldg. Radwaste  system building      SSES FSAR 15A.6.5.3 Isolation      isolation to minimize radi-    Event 48 ological effects Liquid Efflu-  Liquid effluent system iso-    SSES FSAR 15A.6.5.3 ent Isolation  lation to minimize radio-      Event 48 logical effects 28
 
Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE B Reactor Not Shutdown/Head Off SAFETY FUNCTIONS Title               Descri tion                 Reference SCRAM           Control rod insertion to       SSES  FSAR 15A.6.3 prevent fuel damage           Events 7,  16 Core Cooling    Initial and extended safety- SSES  FSAR 15A. 6. 3 grade core cooling to pre-vent fuel damage               Event 18 Radioactive    Radioactive material release   SSES  FSAR 15A. 6. 5 Material        control to minimize radio-     Events 48,  49 logical effects Stored Fuel    Stored fuel cooling and       SSES  FSAR 15A.6.2.3.14 Control        reactivity control to pre-vent stored fuel damage Reactor Vessel  Reactor Pressure   Vessel     SSES FSAR 15A.6.3 Isolation      Isolation to prevent fuel      Events 18, 28,   29 damage Containment    Primary Containment Isola-    SSES FSAR 15A.6.3 Isolation      tion to minimize radiologi-    Events 28,   29 cal effects Prohibit  Rod  Prevention of adverse rod      SSES FSAR 15.4.1 Motion          motion to prevent exceeding    and 15A.6.3, Event 17 fuel limits Reactivity      Core nuclear  reactivity      SSES FSAR 15A. 6. 3 Control        control to prevent fuel        Events 28, 29 damage Restore  AC    Establishing on-site or        SSES FSAR 15A.6.3 Power          off-site AC Power for safety  Event 29 systems to prevent fuel damage Containment    Initial and  extended primary  SSES FSAR 15A.6.3 Cooling        'ontainment cooli'ng to pre-    Events 28,   29 vent containment  damage e? I 29
 
Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE B   (Cont.)
Reactor Not Shutdown/Head Off SAFETY FUNCTIONS Title              Description                 Reference Control Room   Conditioning of Control       SSES FSAR  15A.6 ~ 5 Environmental  Room environment to prevent   Event 41 Control        personnel overexposure Secondary      Secondary containment iso-     SSES FSAR  15A.6.5 Containment    lation to minimize radio-     Event 41 Isolation      logical effects Radwaste       Radwaste  system building     SSES  FSAR 15A.6.5 Building      isolation to minimize         Event 48
  .Isolation    radiological effects J
Liquid Efflu-  Liquid effluent system iso-   SSES FSAR 15A.6.5 Isolation lation to minimize radio-      Event 48 e  ent logical effects 30
 
Report No. 02-0160-1102
                                                  .Revision 0 PLANT OPERATING MODE STATE C Reactor Shutdown/Head     On SAFETY FUNCTIONS Title              Descri tion                         Reference SCRAM          Control rod insertion to             SSES FSAR 15A.6.3 prevent fuel damage                  Events 7, 15, 24, 43, 44'5,   47 Pressure      Nuclear Steam Supply System          SSES FSAR 15A.6.3 Relief        Pressure relief to prevent            Events 8 I 11   14         15 excessive pressure                    20I 22'4~     26'8I 29~ 42'1   g 52~ 53 Core          Initial and  extended safety-        SSES FSAR 15A.6.3 Cooling        grade core cooling to prevent        Events 8, 12, 14, 15, fuel                                  18I 20 I 22~ 23'4~
damage 28I 29'2'3'4~
45, 51, 53 Radioactive    Radioactive material release          SSES FSAR 15A.2.3.1 Material      control to minimize radio-logical effects Stored Fuel    Stored tionn  fuel cooling and              SSES FSAR 15A.6.2.3.14 Control        reactivity control to pre-vent stored fuel damage Reactor        Reactor Pressure Vessel              SSES FSAR 15A.6.3 Vessel        Isolation to prevent fuel            Events 12, 15, 18, 20, Isolation      damage                                22'3'4'8145        29'3'4, Containment    Primary Containment Isola-            SSES FSAR 15A. 6.3 Isolation            to minimi z'e r adio log i-    Events 15, 26, 28, 29, cal effects                          42 Prohibit  Rod Prevention of adverse rod            SSES FSAR 15A.6.3 Motion        motion to prevent exceeding fuel limits Reactivity    Core nuclear  reactivity            SSES FSAR 15A.6.3 Control        control to prevent fuel              Events 20, 28 damage 31
 
Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE C  (Cont.)
Reactor Shutdown/Head  On SAFETY FUNCTIONS Title              Descri tion                    Reference Restore  AC    Establishing on-site or off-      SSES  FSAR 15A.6.3 Power          site AC Power for safety sos-    Event 29P tems to prevent fuel damage Containment    Initial and extended primary      SSES  FSAR 15A.6.3 Cooling        containment cooling to pre-vent containment damage Control Room  Conditioning of Control Room      SSES  FSAR 15A.6.5 Environmental  environment to prevent per-      Events 41, 42 Control        sonnel overexposure Secondary      Secondary containment  isola- SSES FSAR 15A.6.5g Containment    tion to minimize radiological 15A.'6.6 Isolation      effects                          Events 41, 42, 50 Suppression    Limit contamination release      SSES FSAR 15A.6.5 Pool          to environment                    Event 42 Stop Rod      Control rod drive processing      SSES  FSAR 15A.6.5 Ejection      support to prevent fuel          Event 42 cladding failure Off-Gas System Off-Gas System isolation to      SSES  FSAR 15A.6.5 Isolation      minimize radiological effect      Events 46,  47 Radwaste      Limit contamination release      SSES  FSAR 15A.6.5 Building Iso. to environment                    Events 48, 49 Liquid Efflu-  Liquid effluent system iso-      SSES  FSAR 15A.6.5 ent Isolation  lation to minimize radio-        Events 48, 49 logical effects 32
 
Report No. 02-0160-1102 Revision    0 PLANT OPERATING MODE STATE  D Reactor .Not Shutdown/Head    On SAFETY FUNCTIONS Title              Descri tion                      Reference SCRAM          Control rod insertion to            SSES  FSAR  15A.6.5 prevent fuel damage                Event 42 Recirculation  Recirculation    pump  trip .to    SSES  FSAR  15A.6.5 Pump Trip      prevent fuel  damage              Event 42 Pressure        Nuclear Steam Supply System        SSES  FSAR  15A.6.5 Relief          Pressure relief to prevent          Event 42 excessive pressure Core Cooling    Initial and  extended safety-      SSES  FSAR  15A.6.5 grade core cooling to prevent      Event 42 fuel  damage Radioactive
      ~
Radioactive material release        SSES  FSAR  15A.6.5 Material
        ~
control to minimize radio-          Events 48,    49 logical effects Stored Fuel    Stored fuel cooling and            SSES  FSAR  15A.6.2.3.14 Control        reactivity control to prevent stored fuel damage Reactor Vessel  Reactor Pressure Vessel            SSES  FSAR 15A. 6. 5 Isolation      Isolation to prevent fuel          Event 43 damage Containment    Primary Containment Isola-          SSES  FSAR  15A.6 Isolation      tion to minimize radiologi-        Event 42 cal effects.
Prohibit    Rod Prevention of adverse rod          SSES  FSAR  15.6.3 Motion          motion to prevent exceeding        Event 17.
fuel limits Reactivity      Core nuclear    reactivity    con-  SSES  FSAR  15A.6.3 Control        trol  to prevent fuel damage        Event  29 Restore  AC    Establishing on-site or off-        SSES  FSAR  15A.6.3
- Power          site AC Power for safety sys-      Event 29 tems to prevent fuel damage 33  ~


Report No.02-0160-1102 Revision 0 PLANT OPERATING MODE Title STATE C (Cont.)Reactor Shutdown/Head On SAFETY FUNCTIONS Descri tion Reference Restore AC Power Establishing on-site or off-SSES FSAR 15A.6.3 site AC Power for safety sos-Event 29P tems to prevent fuel damage Containment Cooling Control Room Environmental Control Secondary Containment Isolation Suppression Pool Stop Rod Ejection Off-Gas System Isolation Radwaste Building Iso.Liquid Efflu-ent Isolation Initial and extended primary containment cooling to pre-vent containment damage Conditioning of Control Room environment to prevent per-sonnel overexposure Secondary containment isola-tion to minimize radiological effects Limit contamination release to environment Control rod drive processing support to prevent fuel cladding failure Off-Gas System isolation to minimize radiological effect Limit contamination release to environment Liquid effluent system iso-lation to minimize radio-logical effects SSES FSAR 15A.6.3 SSES FSAR 15A.6.5 Events 41, 42 SSES FSAR 15A.6.5g 15A.'6.6 Events 41, 42, 50 SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Events 46, 47 SSES FSAR 15A.6.5 Events 48, 49 SSES FSAR 15A.6.5 Events 48, 49 32 Report No.02-0160-1102 Revision 0 PLANT OPERATING MODE STATE D Reactor.Not Shutdown/Head On SAFETY FUNCTIONS Title SCRAM Recirculation Pump Trip Pressure Relief Core Cooling Radioactive Material~~Stored Fuel Control Descri tion Control rod insertion to prevent fuel damage Recirculation pump trip.to prevent fuel damage Nuclear Steam Supply System Pressure relief to prevent excessive pressure Initial and extended safety-grade core cooling to prevent fuel damage Radioactive material release control to minimize radio-logical effects Stored fuel cooling and reactivity control to prevent stored fuel damage Reference SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Events 48, 49 SSES FSAR 15A.6.2.3.14 Reactor Vessel Reactor Pressure Vessel Isolation Isolation to prevent fuel damage SSES FSAR 15A.6.5 Event 43 Containment Isolation Prohibit Rod Motion Reactivity Control Restore AC-Power Primary Containment Isola-tion to minimize radiologi-cal effects.Prevention of adverse rod motion to prevent exceeding fuel limits Core nuclear reactivity con-trol to prevent fuel damage Establishing on-site or off-site AC Power for safety sys-tems to prevent fuel damage SSES FSAR 15A.6 Event 42 SSES FSAR 15.6.3 Event 17.SSES FSAR 15A.6.3 Event 29 SSES FSAR 15A.6.3 Event 29 3 3~
Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE D  (Cont.)
Report No.02-0160-1102 Revision 0 Title PLANT OPERATING MODE STATE D (Cont.)Reactor Not Shutdown/Head On SAFETY FUNCTIONS Descri tion Reference Containment Cooling Limit Reac-tivity Inser-tion Rate Control.Room Environmental Control Secondary Containment Isolation Restrict Loss of Reactor Coolant Of f-Gas Sys-tem Isolation Radwaste.Building Isolation Liquid Efflu-ent Isolation Stop Rod Ejection Initial and extended primary containment cooling to pre-vent containment damage Passive control rod velocity limiter to prevent fuel cladding failure Conditioning of Control Room environment to prevent per-sonnel overexposure Secondary containment iso-lation tominimize radiologi-cal effects Flow restrictors limiting reactor coolant loss to prevent fuel damage Off-Gas System isolation to minimize radiological ef f ect Radwaste system building isolation to minimize radio-logical effects Liquid effluent system iso-'lation to minimize radiologi-cal effects Control rod drive processing.
Reactor Not Shutdown/Head   On SAFETY FUNCTIONS Title            Descri tion                     Reference Containment  Initial and extended primary      SSES FSAR 15A.6.5 Cooling       containment cooling to pre-       Event 42 vent containment damage Limit  Reac- Passive control rod     velocity  SSES FSAR 15A.6.5 tivity Inser- limiter to prevent fuel           Event 40 tion  Rate    cladding failure Control . Room Conditioning of Control Room      SSES FSAR 15A.6.5 Environmental environment to prevent per-      Event 42 Control      sonnel overexposure Secondary    Secondary containment    iso-    SSES FSAR 15A.6.5 Containment  lation tominimize radiologi-      Event 42 Isolation    cal effects Restrict Loss  Flow  restrictors limiting        SSES FSAR 15A.6.5 of Reactor     reactor coolant loss to           Events 43, 44, 45 Coolant        prevent fuel damage Of f-Gas Sys- Off-Gas System isolation to       SSES FSAR 15A.6.5 tem  Isolation minimize radiological ef fect    Events 46,  47 Radwaste.     Radwaste  system  building      SSES FSAR'15A.6.5 Building       isolation to minimize radio-     Event 48 Isolation    logical effects Liquid Efflu-  Liquid effluent system iso-'     SSES FSAR  15A.6.5 ent Isolation  lation to minimize radiologi-     Event 48 cal effects Stop Rod      Control rod drive processing. SSES FSAR 15A.6.5 Ejection      support to prevent fuel          Event 42 cladding failure 34}}
support to prevent fuel cladding failure SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Event 40 SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Event 42 SSES FSAR 15A.6.5 Events 43, 44, 45 SSES FSAR 15A.6.5 Events 46, 47 SSES FSAR'15A.6.5 Event 48 SSES FSAR 15A.6.5 Event 48 SSES FSAR 15A.6.5 Event 42 34}}

Latest revision as of 22:51, 21 October 2019

App B to Rev 1 to Control Sys Power Supply & Sensor Malfunction Study, Control Sys & Safety Functions.
ML18040A709
Person / Time
Site: Susquehanna Talen Energy icon.png
Issue date: 03/31/1982
From:
EDS NUCLEAR, INC.
To:
Shared Package
ML17139B884 List:
References
02-0160-1102-AP, 02-0160-1102-R1-APPB, 2-160-1102-AP, 2-160-1102-R1-APPB, NUDOCS 8310180493
Download: ML18040A709 (12)
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Text

Report No. 02-0160-1102 Revision 0 APPENDIX B CONTROL SYSTEMS AND SAFETY FUNCTXONS 83iOi80493 83iOi4 PDR ADOCK 05000387 PDR.

[

Report No. 02-0160-1102 Revision 0 CONTROL SYSTEMS

1. Reactor Manual Control System
2. Recirculation Flow Control System
3. Reactor Feedwater Control System
4. Pressure Regulator and Turb'ine Generator Contxol System
5. Traversing In-Core Probe Control System
6. Reactor Water Cleanup Control System
7. Refueling Interlock Control System
8. Rod Block Monitor System
9. Nuclear Pressure Relief Control System 26

Core C Radio Mater:

Store Contr React Isola Contr Isolc Rod Reac Cont Rest powe Cont Coo Cont Env:

Con'

Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE A (Conte)

Reactor Shutdown/Head Off SAFETY FUNCTIONS Title Descri tion Reference Secondary Secondary containment isola- SSES FSAR 15A. 6. 5. 3 Containment tion to minimize radiological Event 41 Isolation effects Radwaste Bldg. Radwaste system building SSES FSAR 15A.6.5.3 Isolation isolation to minimize radi- Event 48 ological effects Liquid Efflu- Liquid effluent system iso- SSES FSAR 15A.6.5.3 ent Isolation lation to minimize radio- Event 48 logical effects 28

Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE B Reactor Not Shutdown/Head Off SAFETY FUNCTIONS Title Descri tion Reference SCRAM Control rod insertion to SSES FSAR 15A.6.3 prevent fuel damage Events 7, 16 Core Cooling Initial and extended safety- SSES FSAR 15A. 6. 3 grade core cooling to pre-vent fuel damage Event 18 Radioactive Radioactive material release SSES FSAR 15A. 6. 5 Material control to minimize radio- Events 48, 49 logical effects Stored Fuel Stored fuel cooling and SSES FSAR 15A.6.2.3.14 Control reactivity control to pre-vent stored fuel damage Reactor Vessel Reactor Pressure Vessel SSES FSAR 15A.6.3 Isolation Isolation to prevent fuel Events 18, 28, 29 damage Containment Primary Containment Isola- SSES FSAR 15A.6.3 Isolation tion to minimize radiologi- Events 28, 29 cal effects Prohibit Rod Prevention of adverse rod SSES FSAR 15.4.1 Motion motion to prevent exceeding and 15A.6.3, Event 17 fuel limits Reactivity Core nuclear reactivity SSES FSAR 15A. 6. 3 Control control to prevent fuel Events 28, 29 damage Restore AC Establishing on-site or SSES FSAR 15A.6.3 Power off-site AC Power for safety Event 29 systems to prevent fuel damage Containment Initial and extended primary SSES FSAR 15A.6.3 Cooling 'ontainment cooli'ng to pre- Events 28, 29 vent containment damage e? I 29

Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE B (Cont.)

Reactor Not Shutdown/Head Off SAFETY FUNCTIONS Title Description Reference Control Room Conditioning of Control SSES FSAR 15A.6 ~ 5 Environmental Room environment to prevent Event 41 Control personnel overexposure Secondary Secondary containment iso- SSES FSAR 15A.6.5 Containment lation to minimize radio- Event 41 Isolation logical effects Radwaste Radwaste system building SSES FSAR 15A.6.5 Building isolation to minimize Event 48

.Isolation radiological effects J

Liquid Efflu- Liquid effluent system iso- SSES FSAR 15A.6.5 Isolation lation to minimize radio- Event 48 e ent logical effects 30

Report No. 02-0160-1102

.Revision 0 PLANT OPERATING MODE STATE C Reactor Shutdown/Head On SAFETY FUNCTIONS Title Descri tion Reference SCRAM Control rod insertion to SSES FSAR 15A.6.3 prevent fuel damage Events 7, 15, 24, 43, 44'5, 47 Pressure Nuclear Steam Supply System SSES FSAR 15A.6.3 Relief Pressure relief to prevent Events 8 I 11 14 15 excessive pressure 20I 22'4~ 26'8I 29~ 42'1 g 52~ 53 Core Initial and extended safety- SSES FSAR 15A.6.3 Cooling grade core cooling to prevent Events 8, 12, 14, 15, fuel 18I 20 I 22~ 23'4~

damage 28I 29'2'3'4~

45, 51, 53 Radioactive Radioactive material release SSES FSAR 15A.2.3.1 Material control to minimize radio-logical effects Stored Fuel Stored tionn fuel cooling and SSES FSAR 15A.6.2.3.14 Control reactivity control to pre-vent stored fuel damage Reactor Reactor Pressure Vessel SSES FSAR 15A.6.3 Vessel Isolation to prevent fuel Events 12, 15, 18, 20, Isolation damage 22'3'4'8145 29'3'4, Containment Primary Containment Isola- SSES FSAR 15A. 6.3 Isolation to minimi z'e r adio log i- Events 15, 26, 28, 29, cal effects 42 Prohibit Rod Prevention of adverse rod SSES FSAR 15A.6.3 Motion motion to prevent exceeding fuel limits Reactivity Core nuclear reactivity SSES FSAR 15A.6.3 Control control to prevent fuel Events 20, 28 damage 31

Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE C (Cont.)

Reactor Shutdown/Head On SAFETY FUNCTIONS Title Descri tion Reference Restore AC Establishing on-site or off- SSES FSAR 15A.6.3 Power site AC Power for safety sos- Event 29P tems to prevent fuel damage Containment Initial and extended primary SSES FSAR 15A.6.3 Cooling containment cooling to pre-vent containment damage Control Room Conditioning of Control Room SSES FSAR 15A.6.5 Environmental environment to prevent per- Events 41, 42 Control sonnel overexposure Secondary Secondary containment isola- SSES FSAR 15A.6.5g Containment tion to minimize radiological 15A.'6.6 Isolation effects Events 41, 42, 50 Suppression Limit contamination release SSES FSAR 15A.6.5 Pool to environment Event 42 Stop Rod Control rod drive processing SSES FSAR 15A.6.5 Ejection support to prevent fuel Event 42 cladding failure Off-Gas System Off-Gas System isolation to SSES FSAR 15A.6.5 Isolation minimize radiological effect Events 46, 47 Radwaste Limit contamination release SSES FSAR 15A.6.5 Building Iso. to environment Events 48, 49 Liquid Efflu- Liquid effluent system iso- SSES FSAR 15A.6.5 ent Isolation lation to minimize radio- Events 48, 49 logical effects 32

Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE D Reactor .Not Shutdown/Head On SAFETY FUNCTIONS Title Descri tion Reference SCRAM Control rod insertion to SSES FSAR 15A.6.5 prevent fuel damage Event 42 Recirculation Recirculation pump trip .to SSES FSAR 15A.6.5 Pump Trip prevent fuel damage Event 42 Pressure Nuclear Steam Supply System SSES FSAR 15A.6.5 Relief Pressure relief to prevent Event 42 excessive pressure Core Cooling Initial and extended safety- SSES FSAR 15A.6.5 grade core cooling to prevent Event 42 fuel damage Radioactive

~

Radioactive material release SSES FSAR 15A.6.5 Material

~

control to minimize radio- Events 48, 49 logical effects Stored Fuel Stored fuel cooling and SSES FSAR 15A.6.2.3.14 Control reactivity control to prevent stored fuel damage Reactor Vessel Reactor Pressure Vessel SSES FSAR 15A. 6. 5 Isolation Isolation to prevent fuel Event 43 damage Containment Primary Containment Isola- SSES FSAR 15A.6 Isolation tion to minimize radiologi- Event 42 cal effects.

Prohibit Rod Prevention of adverse rod SSES FSAR 15.6.3 Motion motion to prevent exceeding Event 17.

fuel limits Reactivity Core nuclear reactivity con- SSES FSAR 15A.6.3 Control trol to prevent fuel damage Event 29 Restore AC Establishing on-site or off- SSES FSAR 15A.6.3

- Power site AC Power for safety sys- Event 29 tems to prevent fuel damage 33 ~

Report No. 02-0160-1102 Revision 0 PLANT OPERATING MODE STATE D (Cont.)

Reactor Not Shutdown/Head On SAFETY FUNCTIONS Title Descri tion Reference Containment Initial and extended primary SSES FSAR 15A.6.5 Cooling containment cooling to pre- Event 42 vent containment damage Limit Reac- Passive control rod velocity SSES FSAR 15A.6.5 tivity Inser- limiter to prevent fuel Event 40 tion Rate cladding failure Control . Room Conditioning of Control Room SSES FSAR 15A.6.5 Environmental environment to prevent per- Event 42 Control sonnel overexposure Secondary Secondary containment iso- SSES FSAR 15A.6.5 Containment lation tominimize radiologi- Event 42 Isolation cal effects Restrict Loss Flow restrictors limiting SSES FSAR 15A.6.5 of Reactor reactor coolant loss to Events 43, 44, 45 Coolant prevent fuel damage Of f-Gas Sys- Off-Gas System isolation to SSES FSAR 15A.6.5 tem Isolation minimize radiological ef fect Events 46, 47 Radwaste. Radwaste system building SSES FSAR'15A.6.5 Building isolation to minimize radio- Event 48 Isolation logical effects Liquid Efflu- Liquid effluent system iso-' SSES FSAR 15A.6.5 ent Isolation lation to minimize radiologi- Event 48 cal effects Stop Rod Control rod drive processing. SSES FSAR 15A.6.5 Ejection support to prevent fuel Event 42 cladding failure 34

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