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System Designators Flashcards

1
Q
  • System Designators*
    • *

What system has the designator AB?

A

Main Steam System

  • OTO-AB-00001 (Steam Dump Malfunction)*
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2
Q
  • System Designators*
    • *

What system has the designator AC?

A

Main Turbine System

  • OTO-AC-00001 (Turbine Trip Below P-9)
  • OTO-AC-00002 (Turbine Vibration)
  • OTO-AC-00003 (Turbine Impulse Pressure Channel Failure)
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3
Q
  • System Designators*
    • *

What system has the designator AD?

A

Condensate System

  • OTO-AD-00001 (Loss of Condenser Vacuum)*
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4
Q
  • System Designators*
    • *

What system has the designator AE?

A

Feedwater System

  • OTO-AE-00001 (Feedwater System Malfunction)
  • OTO-AE-00002 (SG Water Level Control Malfunctions)
  • Note: OTO-AE-00001 also covers loss of condensate pump.*
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5
Q
  • System Designators*
    • *

What system has the designator AF?

A

Feedwater Heater Extraction & Drains System

  • OTO-AF-00001 (Feedwater Heaters System Malfunction)*
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6
Q
  • System Designators*
    • *

What system has the designator AK?

A

Condensate Demineralizer System

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7
Q
  • System Designators*
    • *

What system has the designator AL?

A

Auxiliary Feedwater System

  • OTO-AL-00001 (Aux Feed Pump Low Suction Pressure Channel Failure)*
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8
Q
  • System Designators*
    • *

What system has the designator AN?

A

Demineralized Storage and Transfer System

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9
Q
  • System Designators*
    • *

What system has the designator AP?

A

Condensate Transfer and Storage System

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10
Q
  • System Designators*
    • *

What system has the designator AQ?

A

Condensate & Feedwater Chemical Addition System

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11
Q
  • System Designators*
    • *

What system has the designator BB?

A

Reactor Coolant System

  • OTO-BB-00001 (SG Tube Leak)
  • OTO-BB-00002 (RCP Off Normal)
  • OTO-BB-00003 (RCS Excessive Leakage)
  • OTO-BB-00004 (RCS RTD Channel Failures)
  • OTO-BB-00005 (RCS High Activity)
  • OTO-BB-00006 (PZR Pressure Control Malfunction)
  • OTO-BB-00010 (S/D LOCA)
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12
Q
  • System Designators*
    • *

What system has the designator BG?

A

Chemical and Volume Control System

  • OTO-BG-00001 (PZR Level Control Malfunction)
  • OTO-BG-00004 (VCT Level Channel Failures)
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13
Q
  • System Designators*
    • *

What system has the designator BL?

A

Reactor Makeup Water System

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14
Q
  • System Designators*
    • *

What system has the designator BM?

A

Steam Generator Blowdown System

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15
Q
  • System Designators*
    • *

What system has the designator BN?

A

Borated Refueling Water Storage System

  • OTO-BN-00001 (RWST Level Channel Malfunction)*
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16
Q
  • System Designators*
    • *

What system has the designator CA?

A

Steam Seals System

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17
Q
  • System Designators*
    • *

What system has the designator CB?

A

Main Turbine Lube Oil System

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18
Q
  • System Designators*
    • *

What system has the designator CC?

A

Generator H2 & CO2 System

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19
Q
  • System Designators*
    • *

What system has the designator CD?

A

Generator Seal Oil System

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20
Q
  • System Designators*
    • *

What system has the designator CE?

A

Stator Cooling Water System

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21
Q
  • System Designators*
    • *

What system has the designator CF?

A

Lube Oil Storage, Transfer, & Purification System

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22
Q
  • System Designators*
    • *

What system has the designator CG?

A

Condenser Air Removal System

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23
Q
  • System Designators*
    • *

What system has the designator DA?

A

Circulating Water System

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24
Q
  • System Designators*
    • *

What system has the designator DE?

A

Intake Structure & Water Treatment System

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25
* System Designators* * * * What system has the designator EA?
**Service Water System**
26
* System Designators* * * * What system has the designator EB?
**Closed Cooling Water System**
27
* System Designators* * * * What system has the designator EC?
**Spent Fuel Pool Cooling & Cleanup System** * * * * *OTO-EC-00001 (Loss of SFP / Refuel Pool Level)* * *OTO-EC-00002 (SFP High Temperature)*
28
* System Designators* * * * What system has the designator EF?
**Essential Service Water System**
29
* System Designators* * * * What system has the designator EG?
**Component Cooling Water System** ## Footnote * * * * OTO-EG-00001 (CCW System Malfunction)*
30
* System Designators* * * * What system has the designator EJ?
**Residual Heat Removal System** * * * * *OTO-EJ-00001 (Loss of RHR Flow)* * *OTO-EJ-00002 (Loss of RHR due to heavy load drop in containment)* * *OTO-EJ-00003 (Loss of RHR in reduced inventory)*
31
* System Designators* * * * What system has the designator EM?
**High Pressure Coolant Injection System**
32
* System Designators* * * * What system has the designator EN?
**Containment Spray System**
33
* System Designators* * * * What system has the designator EP?
**Accumulator Safety Injection System**
34
* System Designators* * * * What system has the designator FA?
**Auxiliary Steam Generator System**
35
* System Designators* * * * What system has the designator FB?
**Auxiliary Steam System**
36
* System Designators* * * * What system has the designator GA?
**Plant Heating System**
37
* System Designators* * * * What system has the designator GB?
**Central Chilled Water System**
38
* System Designators* * * * What system has the designator GE?
**Turbine Building HVAC System**
39
* System Designators* * * * What system has the designator GF?
**Miscellaneous Building HVAC System**
40
* System Designators* * * * What system has the designator GG?
**Fuel Building HVAC System**
41
* System Designators* * * * What system has the designator GK?
**Control Building HVAC System** ## Footnote * * * * OTO-GK-00001 (Loss of Control Room HVAC)*
42
* System Designators* * * * What system has the designator GL?
**Auxilliary Building HVAC System**
43
* System Designators* * * * What system has the designator GN?
**Containment Cooling Sytem** * * * * *OTO-GN-00001 (Containment Pressure Channel Failure)* * *OTO-GN-00002 (CRDM Cooling Fan Malfunctions)*
44
* System Designators* * * * What system has the designator GS?
**Containment H2 Control System**
45
* System Designators* * * * What system has the designator GT?
**Containment Purge System**
46
* System Designators* * * * What system has the designator HA?
**Gaseous Radwaste System**
47
* System Designators* * * * What system has the designator HB?
**Liquid Radwaste System**
48
* System Designators* * * * What system has the designator HC?
**Solid Radwaste System**
49
* System Designators* * * * What system has the designator HE?
**Boron Recycle System**
50
* System Designators* * * * What system has the designator HF?
**Secondary Liquid Waste System**
51
* System Designators* * * * What system has the designator HG?
**Dry Cask System**
52
* System Designators* * * * What system has the designator IS?
**Training Center Simulator System**
53
* System Designators* * * * What system has the designator JA?
**Aux Oil Storage and Transfer System**
54
* System Designators* * * * What system has the designator JE?
**Emergency Fuel Oil System**
55
* System Designators* * * * What system has the designator KA?
**Compressed Air System** ## Footnote * * * * OTO-KA-00001 (Partial or Total Loss of Instrument Air)*
56
* System Designators* * * * What system has the designator KB?
**Breathing Air System**
57
* System Designators* * * * What system has the designator KC?
**Fire Protection System** ## Footnote * * * * OTO-KC-00001 (Fire Response)*
58
* System Designators* * * * What system has the designator KD?
**Domestic Water System**
59
* System Designators* * * * What system has the designator KE?
**Fuel Handling, Storage, & Rx Vessel Service System** ## Footnote * * * * OTO-KE-00001 (Fuel Handling Accident)*
60
* System Designators* * * * What system has the designator KF?
**Cranes, Hoists, & Elevators System**
61
* System Designators* * * * What system has the designator KH?
**Service Gas (CO2 & H2) System**
62
* System Designators* * * * What system has the designator KS?
**Chemical Storage and Handling System**
63
* System Designators* * * * What system has the designator LA?
**Sanitary Drainage System**
64
* System Designators* * * * What system has the designator LB?
**Roof Drains System**
65
* System Designators* * * * What system has the designator LD?
**Chemical Waste System**
66
* System Designators* * * * What system has the designator LE?
**Oily Waste System**
67
* System Designators* * * * What system has the designator LF?
**Floor & Equipment Drains System**
68
* System Designators* * * * What system has the designator MA?
**Main Generator System** * * * * *OTO-MA-00001 (Turbine Load Reject)* * *OTO-MA-00002 (Main Generator H2 Leakage / Seal Oil System Malfunction)* * *OTO-MA-00004 (Generator Gas System Malfunction [Temperature])* * *OTO-MA-00008 (Rapid Load Reduction)*
69
* System Designators* * * * What system has the designator MB?
**Excitation & Voltage Regulation System**
70
* System Designators* * * * What system has the designator MD?
**EHV Switchyard Bus System**
71
* System Designators* * * * What system has the designator NB?
**Safety Related 4160 VAC** * * * * *OTO-NB-00001 (Loss of Power to NB01)* * *OTO-NB-00002 (Loss of Power to NB02)* * *OTO-NB-00004 (LOOP to NB01/NB02 with EDG Paralled)* * *OTO-NB-00005 (Loss of AC Power while on RHR)*
72
* System Designators* * * * What system has the designator NE?
**Standby Generation - Diesels System**
73
* System Designators* * * * What system has the designator NF?
**Load Shedding & Emergency Load Sequencing System** ## Footnote * * * * OTO-NF-00001 (Inoperable LSELS Channel)*
74
* System Designators* * * * What system has the designator NG?
**Safety Related 480 VAC System**
75
* System Designators* * * * What system has the designator NK?
**Safety Related 125 VDC System** * * * * *OTO-NK-00001 (Failure of NK Battery Charger)* * *OTO-NK-00002 (Loss of Vital 125 VDC Bus)*
76
* System Designators* * * * What system has the designator NN?
**Instrument AC Power System** ## Footnote * * * * OTO-NN-00001 (Loss of Safety Related Instrument Power)*
77
* System Designators* * * * What system has the designator PA?
**13.8 KV System**
78
* System Designators* * * * What system has the designator PB?
**Non-Safety 4160 VAC System**
79
* System Designators* * * * What system has the designator PG?
**Non-Safety 480 VAC System**
80
* System Designators* * * * What system has the designator PJ?
**250 VDC System**
81
* System Designators* * * * What system has the designator PK?
**Non-Safety 125 VDC System**
82
* System Designators* * * * What system has the designator PN?
**Instrument AC Power System**
83
* System Designators* * * * What system has the designator PQ?
**Uninterruptible AC Power System**
84
* System Designators* * * * What system has the designator QF?
**Public Address System**
85
* System Designators* * * * What system has the designator QJ?
**Freeze Protection System**
86
* System Designators* * * * What system has the designator RC?
**BOP DCS System** ## Footnote * * * * OTO-RC-00001 (DCS Component Failure)*
87
* System Designators* * * * What system has the designator RJ?
**Plant Computer System** ## Footnote * * * * OTO-RJ-00001 (Loss of Plant Computer)*
88
* System Designators* * * * What system has the designator RK?
**Plant Annunciator System** ## Footnote * * * * OTO-RK-00001 (Loss of Control Room Alarms)*
89
* System Designators* * * * What system has the designator RM?
**Process Sampling System**
90
* System Designators* * * * What system has the designator RP?
**Miscillaneous Control Panels System**
91
* System Designators* * * * What system has the designator SA?
**Engineered Safety Feature Actuation System** * * * * *OTO-SA-00001 (ESFAS Verification & Restoration)* * *OTO-SA-00002 (Spurious Containment Spray / Phase B Isolation Recovery)*
92
* System Designators* * * * What system has the designator SB?
**Reactor Protection System** ## Footnote * * * * OTO-SB-00069 (SB069 Contingency Monitoring Actions)*
93
* System Designators* * * * What system has the designator SD?
**Area Radiation Monitoring System**
94
* System Designators* * * * What system has the designator SE?
**Ex-Core Neutron Monitoring System** ## Footnote * * * * OTO-SE-00001 Nuclear Instrument Malfunction*
95
* System Designators* * * * What system has the designator SF?
**Reactor Control System** ## Footnote * * * * OTO-SF-00001 (Rod Control Malfunctions)*
96
* System Designators* * * * What system has the designator SG?
**Seismic Instrumentation** ## Footnote * * * * OTO-SG-00001 (Seismic Event)*
97
* System Designators* * * * What system has the designator SJ?
**Nuclear Sampling System**
98
* System Designators* * * * What system has the designator SK?
**Plant Security System** * * * * *OTO-SK-00001 (Hostile Intrusion)* * *​OTO-SK-00002 (Aircraft Threat)* * *​OTO-SK-00003 (Extensive Damage Mitigation Guidelines)* * *​OTO-SK-00004 (Electrical Threat)*
99
* System Designators* * * * What system has the designator SP?
**Process Radiation Monitoring System**
100
* System Designators* * * * What system has the designator SQ?
**Loose Parts Monitoring System**
101
* System Designators* * * * What system has the designator UB?
**Outside Buildings and Equipment System**
102
* System Designators* * * * What system has the designator ZZ?
**Miscellaneous System** * * * * *OTO-ZZ-00001 (Control Room Inaccessibility)* * *OTO-ZZ-00002 (Control Room Operations with Fire)* * *OTO-ZZ-00003 (Loss of SDM / Dilution Event)* * *OTO-ZZ-00005 (Flooding)* * *OTO-ZZ-00008 (Steam / FW Line Break)* * *OTO-ZZ-00009 (Loss of Containment Integrity)* * *OTO-ZZ-00012 (Severe Weather)*

ILT Systems (3 decks)

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