ML20215B337

Proposed Tech Specs Re Primary & Backup Detectors Installed Per NUREG-0737 Item II.D.3 & Reg Guide 1.97 Requirements for Electromagnetically Operated Valve

ML20215B337
Person / Time
Site:	Rancho Seco
Issue date:	09/22/1986
From:	SACRAMENTO MUNICIPAL UTILITY DISTRICT
To:
Shared Package
ML20215B328	List: ML20215B326 ML20215B337
References
RTR-NUREG-0737, RTR-NUREG-737, RTR-REGGD-01.097, RTR-REGGD-1.097, TASK-2.D.3, TASK-TM NUDOCS 8610060516
Download: ML20215B337 (2)

Text

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RA1.CHO SECO UNIT 1

• TECHNICAL SPECIFICATIONS ..

Table 3.5.1-1 (Continued)

INSTRUMENTS OPERATING CONDITIONS 10)

(A) (B) Operator Act?on if Functional Unit Minimum Operable Minimum Degree Conditions of Columns A Channels of Redundancy and B Cannot be Met Safety Features

• 4 Reactor Building spray valve

a. Reactor Building pressure instrument channels 2 1 Bring to hot rehutdown within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />

b. Manual pushbutton 2 1 Bring to hot r;hutdown within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> Total Number Minimum Channels Process Instrumentation of Channels Operable

1. Pressurizer Water Level 3 1 See Section 3.5.1.2

2. Auxiliary Feedwater Flow ** 1 per loop 1 per loop

3. Reactor Coolant System Sub-cooling Margin Monitor 2 1 132, 4. EMOV Pressurizer Relief Valve Position Indicator (Primary Detector-Acoustic Flow 2 1 See Section 3.5.1.2.

Monitor)***

5. EMOV Pressurizer Relief Valve Position Indicator (Backup ~

Detector - Mechanical Indicator 2 1 See Section 3.5.1.2.

< or T/C)***

6. EMOV Block Valve Position 132,4 Indicator *** 1 1

7. Safety Valve Position Indicator (Primary Detector) T/C 1/ valve 1/ valve

8. Safety Valve Position Indicator (Backup Detector) acoustic 1/ valve 0

• If minimum conditions are not met within 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> after hot shutdown, the unit shall be placed in cold shutdown condition 132>< within an additional 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. ** OSTG level may be used for flow. *** Applicable when EMOV is OPERABLE.

Proposed Amendment No. 132

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8610060516 860922 - I PDR ADOCK 05000312 P PDR

RANCHO SECO UNIT 1 TECHNICAL SPECIFICATIONS ,

. Surveillance Standards . .

INSTRUENT SURVEILLANCE REQUIREENTS Channel Description Check Test Calibrate Remarks

42. Reactor Building drain accumulation tank level NA NA R

43. Incore neutron detectors M(1) NA NA (1) Check functioning, including -

functioning of computer read-out and/or recorder readout.

44. a. Process and area radi-ation monitoring system W M Q

b. Containment Area Monitors W NA R

45. Emergency plant radiation Instruments M(1) NA R (1) Battery che:k

46. Environmental air monitors M(1) NA R (1) Check functioning 47 Strong motion accelerometer Q(1) NA R (1) Battery che:k

48. Auxiliary Feedwater >

Start Circuit

a. Phase Imbalance /Under-power RCP S NA R

b. Low Main Feedwater Pressure NA M R

49. Pressurizer Water Level M NA R

50. Auxiliary Feedwater Flow Rate M NA R

51. Reactor Coolant System Sub-cooling Margin Monitor M NA R.

132> 52. EMOV Pressurizer Relief Valve Position Indicator (Primary Detector - Acoustic M NA R Flow Monitor)

53. EMOV Pressurizer Relief Valve Position Indicator M NA R (Backup Sensor-Power

< Indicator and T/C).

54 EMOV Block Valve Position Indicator H NA R.

55. Safety Valve Position In-dicator (Primary Detector) M NA R

T/C

,' 56. Safety Valve Position In-dicator (Backup Detector)

- Acoustic M NA R Proposed Amendment No.132 4-7b