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 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