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| number = ML060170029
| number = ML060170029
| issue date = 01/12/2006
| issue date = 01/12/2006
| title = Monticello, Technical Specifications, Minimum Test and Calibration Frequency for Core Cooling, Rod Block and Isolation Instrumentation
| title = Technical Specifications, Minimum Test and Calibration Frequency for Core Cooling, Rod Block and Isolation Instrumentation
| author name = Tam P S
| author name = Tam P
| author affiliation = NRC/NRR/ADRO/DORL
| author affiliation = NRC/NRR/ADRO/DORL
| addressee name = Conway J T
| addressee name = Conway J
| addressee affiliation = Nuclear Management Co, LLC
| addressee affiliation = Nuclear Management Co, LLC
| docket = 05000263
| docket = 05000263
| license number = DPR-022
| license number = DPR-022
| contact person = tam P S, NRR/DORL, 415-1451
| contact person = tam P, NRR/DORL, 415-1451
| case reference number = TAC MC3692, TAC MC8972
| case reference number = TAC MC3692, TAC MC8972
| package number = ML060130041
| package number = ML060130041
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=Text=
=Text=
{{#Wiki_filter:}}
{{#Wiki_filter:Table 4.2.1 Minimum Test and Calibration Frequency for Core Cooling, Rod Block and Isolation Instrumentation Instrument Channel                            Test (3)                      Calibration (3)                      Sensor Check (3)
ECCS INSTRUMENTATION
: 1. Reactor Low-Low Water Level            Once/3 months (Note 5)        Once/Operating Cycle - Transmitter Once/3 months -Trip Unit            Once/i 2 hours
: 2. Drywell High Pressure                  Once/3 months                Once/3 months                        None
: 3. Reactor Low Pressure (Pump Start)      Once/3 months                Once/3 months                        None
: 4. Reactor Low Pressure (Valve            Once/3 months                Once/3 months                        None Permissive)
: 5. Undervoltage Emergency Bus              Refueling Interval            Refueling Interval                  None
: 6. Low Pressure Core Cooling Pumps        Once/3 months                Once/3 months                        None Discharge Pressure Interlock
: 7. Loss of Auxiliary Power                Refueling Interval            Refueling Interval                  None
: 8. Condensate Storage Tank Level          Refueling Interval            Refueling Interval                  None
: 9. Reactor High Water Level                Once/3 months (Note 5)        Once/Operating Cycle - Transmitter Once/3 months - Trip Unit            Once/12 hours
: 10. Reactor Low Pressure (Bypass Timer)    Refueling Interval            Refueling Interval                  None
: 11. Auto Blowdown Timer                    Refueling Interval            Refueling Interval                  None ROD  BLOCKS
: 1. APRM Downscale                          Once/3 months    (Note 5)    Once/3 months                        None
: 2. APRM Flow Variable                      Once/3 months    (Note 5)    Once/3 months                        None
: 3. IRM Upscale                              Notes (2,5)                  Note 2                              Note 2
: 4. IRM Downscale                          Notes (2,5)                  Note 2                              Note 2
: 5. RBM Upscale                            Once/3 months    (Note 5)    Once/3 months                        None
: 6. RBM Downscale                          Once/3 months    (Note 5)    Once/3 months                        None
: 7. SRM Upscale                            Notes (2,5)                  Note 2                              Note 2
: 8. SRM Detector Not-Full-In Position        Notes (2,9)                  Note 2                              None
: 9. Scram Discharge Volume-High Level      Once/3 months                Once/3 months                        None 3.2/4.2                                                                                            61 Amendment No. 2, 10, 37, 39, 63, 66, 81, 103, 101, 143, 144
 
6k Table 4.2.1 Continued Minimum Test and Calibration Frequency for Core Cooling, Rod Block and Isolation Instrumentation Instrument Channel                            Test (3)                      Calibration (3)                      Sensor Check (3)
REACTOR BUILDING VENTILATION & STANDBY GAS TREATMENT
: 1. Reactor Low Low Water Level              Once/3 months (Note 5)      Once/Operating Cycle - Transmitter    Once/1 2 hours Once/3 months - Trip Unit
: 2. Drywell High Pressure (Note 10)
: 3. Radiation Monitors (Plenum)              Once/3 months                Once/3 months                        Once/day
: 4. Radiation Monitors (Refueling Floor)    Once/3 months                Once/3 months                        Note 4 RECIRCULATION PUMP TRIP AND ALTERNATE ROD INJECTION
: 1. Reactor High Pressure                    Once/3 months (Note 5)      Once/Operating Cycle -Transmitter    Once/Day Once/3 Months-Trip Unit
: 2. Reactor Low Low Water Level              Once/3 months (Note 5)      Once/Operating Cycle - Transmitter    Once/1 2 hours Once/3 Months-Trip Unit SHUTDOWN COOLING SUPPLY ISOLATION
: 1. Reactor Pressure Interlock              Once/3 months                Once/3 Months                        None SAFEGUARDS BUS VOLTAGE
: 1. Degraded Voltage Protection              Once/month                  Quarterly                            Not applicable
: 2. Loss of Voltage Protection              Once/month                  Once/Operating Cycle                  Not applicable SAFETY/RELIEF VALVE LOW-LOW SET LOGIC
: 1. Reactor Scram Sensing                    Once/Shutdown (Note 8)
: 2. Reactor Pressure - Opening              Once/3 months (Note 5)      Once/Operating Cycle                  Once/day
: 3. Reactor Pressure - Closing              Once/3 months (Note 5)      Once/Operating Cycle                  Once/day
: 4. Discharge Pipe Pressure                  Once/3 months (Note 5)      See Table 4.14.1                      See Table 4.14.1
: 5. Inhibit Timer                            Once/3 months (Note 5)      Once/3 Months                                          I CONTROL ROOM HABITABILITY PROTECTION
: 1. Radiation                                Monthly (Note 5)            24 months                            Daily 3.2/4.2                                                                                              63 Amendment No. 62, 63, 65, 89, 117, 143, 144}}

Latest revision as of 23:13, 23 November 2019

Technical Specifications, Minimum Test and Calibration Frequency for Core Cooling, Rod Block and Isolation Instrumentation
ML060170029
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 01/12/2006
From: Tam P
Plant Licensing Branch III-2
To: Conway J
Nuclear Management Co
tam P, NRR/DORL, 415-1451
Shared Package
ML060130041 List:
References
TAC MC3692, TAC MC8972
Download: ML060170029 (2)
v • d • e


Text

Table 4.2.1 Minimum Test and Calibration Frequency for Core Cooling, Rod Block and Isolation Instrumentation Instrument Channel Test (3) Calibration (3) Sensor Check (3)

ECCS INSTRUMENTATION

1. Reactor Low-Low Water Level Once/3 months (Note 5) Once/Operating Cycle - Transmitter Once/3 months -Trip Unit Once/i 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />
2. Drywell High Pressure Once/3 months Once/3 months None
3. Reactor Low Pressure (Pump Start) Once/3 months Once/3 months None
4. Reactor Low Pressure (Valve Once/3 months Once/3 months None Permissive)
5. Undervoltage Emergency Bus Refueling Interval Refueling Interval None
6. Low Pressure Core Cooling Pumps Once/3 months Once/3 months None Discharge Pressure Interlock
7. Loss of Auxiliary Power Refueling Interval Refueling Interval None
8. Condensate Storage Tank Level Refueling Interval Refueling Interval None
9. Reactor High Water Level Once/3 months (Note 5) Once/Operating Cycle - Transmitter Once/3 months - Trip Unit Once/12 hours
10. Reactor Low Pressure (Bypass Timer) Refueling Interval Refueling Interval None
11. Auto Blowdown Timer Refueling Interval Refueling Interval None ROD BLOCKS
1. APRM Downscale Once/3 months (Note 5) Once/3 months None
2. APRM Flow Variable Once/3 months (Note 5) Once/3 months None
3. IRM Upscale Notes (2,5) Note 2 Note 2
4. IRM Downscale Notes (2,5) Note 2 Note 2
5. RBM Upscale Once/3 months (Note 5) Once/3 months None
6. RBM Downscale Once/3 months (Note 5) Once/3 months None
7. SRM Upscale Notes (2,5) Note 2 Note 2
8. SRM Detector Not-Full-In Position Notes (2,9) Note 2 None
9. Scram Discharge Volume-High Level Once/3 months Once/3 months None 3.2/4.2 61 Amendment No. 2, 10, 37, 39, 63, 66, 81, 103, 101, 143, 144

6k Table 4.2.1 Continued Minimum Test and Calibration Frequency for Core Cooling, Rod Block and Isolation Instrumentation Instrument Channel Test (3) Calibration (3) Sensor Check (3)

REACTOR BUILDING VENTILATION & STANDBY GAS TREATMENT

1. Reactor Low Low Water Level Once/3 months (Note 5) Once/Operating Cycle - Transmitter Once/1 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> Once/3 months - Trip Unit
2. Drywell High Pressure (Note 10)
3. Radiation Monitors (Plenum) Once/3 months Once/3 months Once/day
4. Radiation Monitors (Refueling Floor) Once/3 months Once/3 months Note 4 RECIRCULATION PUMP TRIP AND ALTERNATE ROD INJECTION
1. Reactor High Pressure Once/3 months (Note 5) Once/Operating Cycle -Transmitter Once/Day Once/3 Months-Trip Unit
2. Reactor Low Low Water Level Once/3 months (Note 5) Once/Operating Cycle - Transmitter Once/1 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> Once/3 Months-Trip Unit SHUTDOWN COOLING SUPPLY ISOLATION
1. Reactor Pressure Interlock Once/3 months Once/3 Months None SAFEGUARDS BUS VOLTAGE
1. Degraded Voltage Protection Once/month Quarterly Not applicable
2. Loss of Voltage Protection Once/month Once/Operating Cycle Not applicable SAFETY/RELIEF VALVE LOW-LOW SET LOGIC
1. Reactor Scram Sensing Once/Shutdown (Note 8)
2. Reactor Pressure - Opening Once/3 months (Note 5) Once/Operating Cycle Once/day
3. Reactor Pressure - Closing Once/3 months (Note 5) Once/Operating Cycle Once/day
4. Discharge Pipe Pressure Once/3 months (Note 5) See Table 4.14.1 See Table 4.14.1
5. Inhibit Timer Once/3 months (Note 5) Once/3 Months I CONTROL ROOM HABITABILITY PROTECTION
1. Radiation Monthly (Note 5) 24 months Daily 3.2/4.2 63 Amendment No. 62, 63, 65, 89, 117, 143, 144
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