ML031410594

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Technical Specification 3/4.3.2 - Reduce Actuation Relay Test Frequency
ML031410594
Person / Time
Site: South Texas  STP Nuclear Operating Company icon.png
Issue date: 05/19/2003
From:
NRC/NRR/DLPM
To:
References
TAC MB6167, TAC MB6168
Download: ML031410594 (8)


Text

TABLE 4.3-2 ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS CHANNEL FUNCTIONAL UNIT CHANNEL CHANNEL CHECK CALIBRATION

1. Safety Injection (Reactor Trip, Feedwater Isolation, Control Room Emergency Ventilation, Start Standby Diesel Generators, Reactorj Containment Fan Coolers, and Essential Cooling Water)
a. Manual Initiation N.A.
b. Automatic Actuation N.A.

Logic

c. Actuation Relays N.A.
d. Containment Pressure-S High-1
e. Pressurizer Pressure-Low
f. Compensated Steam Line Pressure -Low S

S N.A.

N.A.

N.A.

R R

R DIGITAL OR ANALOG CHANNEL OPERATIONAL TEST (7)

N.A.

N.A.

N.A.

a a

Q TRIP ACTUATING DEVICE OPERATIONAL ACTUATION TEST LOGIC TEST R

N.A.

N.A.

N.A.

N.A.

N.A.

N.A.

Q(1)

N.A.

N.A.

N.A.

N.A.

MASTER RELAY TEST N.A.

N.A.

0(6)

N.A.

N.A.

N.A.

SLAVE RELAY TEST N.A.

N.A.

Q(8)

N.A.

N.A.

N.A.

MODES FOR WHICH SURVEILLANCE IS REQUIRED 1, 2, 3, 4 1, 2, 3, 4 1, 2, 3, 4 1, 2, 3, 4 1, 2, 3 1, 2, 3 0c--I I

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TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS

-)

CHANNEL

.L FUNCTIONAL UNIT N~

2. Containment Spray
a. Manual Initiation
b. Automatic Actuation Logic
c. Actuation Relays
d. Containment Pressure-High-3
3. Containment Isolation
a. Phase A" Isolation
1) Manual Initiation
2) Automatic Actuation
2..Logic
3) Actuation Relays CD
4) Safety Injection 3D
b. Containment Ventilation Isolation z
1) Automatic Actuation I.

Logic

2) Actuation Relays CHANNEL CHANNEL CHECK CALIBRATION DIGITAL OR ANALOG CHANNEL OPERATIONAL TEST (7)

N.A.

N.A.

N.A.

Q N.A.

N.A.

TRIP ACTUATING DEVICE OPERATIONAL TEST R

N.A.

N.A.

N.A.

R N.A.

N.A.

N.A.

N.A.

N.A.

See Item 1. above for all Safety Injection Surveillance Requirements.

N.A.

N.A.

ACTUATION LOGIC TEST N.A.

a(1)

N.A.

N.A.

N.A.

Q(1)

N.A.

Q(1)

MASTER RELAY TEST N.A.

N.A.

Q(6)

N.A.

N.A.

N.A.

Q(6)

N.A.

SLAVE RELAY TEST N.A.

N.A.

Q(8)

N.A.

N.A.

N.A.

Q(8)

N.A.

MODES FOR WHICH SURVEILLANCE IS REQUIRED 1,2,3,4 1, 2,3, 4 1,2,3,4 1, 2, 3 1, 2, 3, 4 1,2, 3, 4 1, 2, 3,4 1, 2, 3, 4 N.A.

N.A.

N.A.

N.A.

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N.A.

N.A.

N.A.

S N.A.

N.A.

N.A.

N.A.

N.A.

R N.A.

N.A.

N.A.

N.A.

I 1.

1, 2, 3,4 l

N.A.

Q(6)

Q(8)

TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS DIGITAL OR TRIP ANALOG ACTUATING MODES CHANNEL DEVICE MASTER SLAVE FOR WHICH CHANNEL CHANNEL CHANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE FUNCTIONAL UNIT CHECK CALIBRATION TEST (7)

TEST LOGIC TEST TEST TEST IS REQUIRED

3. Containment Isolation (Continued)
3) Safety Injection
4) RCB Purge Radioactivity - High
5) Containment Spray -

Manual Initiation

6) Phase A" Isolation-Manual Initiation
c. Phase B" Isolation
1) Automatic Actuation Logic
2) Actuation Relays
3) Containment Pressure -- High-3
4) Containment Spray-Manual Initiation
d. RCP Seal Injection Isolation
1) Automatic Actuation Logic and Actuation Relays
2) Charging Header Pressure - Low Coincident with Phase "A" Isolation See Item 1. above for all Safety Injection Surveillance Requirements.

S R

0 N.A.

N.A.

N.A.

N.A.

1,2,3,4,5*,6*

See Item 2. above for Containment Spray manual initiation Surveillance Requirements.

See Item 3. a. above for Phase "A" Isolation manual initiation Surveillance Requirements.

N.A.

N.A.

N.A.

S N.A.

R N.A.

N.A.

Q N.A.

N.A.

N.A.

Q(1)

N.A.

N.A.

N.A.

Q(6)

N.A.

N.A.

1,2,3,4 0(8)

N.A.

1, 2, 3, 4 1, 2, 3 See Item 2. above for Containment Spray manual initiation Surveillance Requirements.

N.A.

S N.A.

R N.A.

Q N.A.

N.A.

N.A.

N.A.

Q N.A.

Q(8) 1,2,3,4 N.A.

1,2,3,4 See Item 3.a. above for Phase 'A" surveillance requirements.

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TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS CHANNEL FUNCTIONAL UNIT CHANNEL CHANNEL CHECK CALIBRATION DIGITAL OR ANALOG CHANNEL OPERATIONAL TEST (7)

TRIP ACTUATING DEVICE OPERATIONAL TEST ACTUATION LOGIC TEST MASTER RELAY TEST SLAVE RELAY TEST MODES FOR WHICH SURVEILLANCE IS REQUIRED

4. Steam Line Isolation
a. Manual Initiation
b. Automatic Actuation Logic and Actuation Relays
c. Steam Line Pressure-Negative Rate - High
d. Containment Pressure -

High - 2

e. Compensated Steam Line Pressure - Low co co N.A.

N.A.

S S

N.A.

N.A.

R R

S R

N.A.

N.A.

Q Q

a R

N.A.

N.A.

N.A.

N.A.

N.A.

Q(1)

N.A.

N.A.

N.A.

N.A.

N.A.

1, 2, 3 Q(6)

Q(8) 1,2,3 N.A.

N.A.

N.A.

N.A.

3 N.A.

1, 2, 3 N.A.

1,2,3

5. Turbine Trip and Feedwater Isolation
a. Automatic Actuation Logic and Actuation Relays
b. Steam Generator Water Level-High-High (P-14)
c. Deleted
d. Deleted
e. Safety Injection N.A.

S N.A.

R N.A.

a N.A.

N.A.

Q(1)

N.A.

Q(6)

N.A.

0(8) 1,2,3 N.A.

1,2,3 See Item 1. above for all Safety Injection Surveillance Requirements.

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TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS CHANNEL FUNCTIONAL UNIT

5. Turbine Trip and Feedwater Isolation (Continued)
f. Tavg - Low Coincident with Reactor Trip (P-4)

(Feedwater Isolation Only)

6. Auxiliary Feedwater
a. Manual Initiation
b. Automatic Actuation Logic
c. Actuation Relays d.Steam Generator Water Level--Low-Low
e. Safety Injection
f. Loss of Power
7. Automatic Switchover to Containment Sump
a. Automatic Actuation Logic and Actuation Relays
b. RWST Level -- Low-Low Coincident With:

Safety Injection CHANNEL CHANNEL CHECK CALIBRATION S

N.A.

N.A.

N.A.

S R

N.A.

N.A.

N.A.

R DIGITAL OR ANALOG CHANNEL OPERATIONAL TEST (7)

Q N.A.

N.A.

N.A.

Q TRIP ACTUATING DEVICE OPERATIONAL TEST N.A.

R N.A.

N.A.

N.A.

ACTUATION LOGIC TEST N.A.

N.A.

Q(1)

N.A.

N.A.

MASTER RELAY TEST N.A.

SLAVE RELAY TEST MODES FOR WHICH SURVEILLANCE IS REQUIRED N.A.

1,2,3 N.A.

N.A.

1,2,3 N.A.

N.A.

1,2,3 Q(6)

Q(8) 1,2,3 N.A.

N.A.

1,2,3 See Item 1. above for all Safety Injection Surveillance Requirements.

See Item 8. below for all Loss of Power Surveillance Requirements.

N.A.

S N.A.

R N.A.

Q N.A.

N.A.

Q(6)

N.A.

Q(6)

Q(8) 1,2,3,4 N.A.

N.A.

1,2,3,4 See Item 1. above for all Safety Injection Surveillance Requirements.

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TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS CHANNEL FUNCTIONAL UNIT CHANNEL CHANNEL CHECK CALIBRATION DIGITAL OR ANALOG CHANNEL OPERATIONAL TEST (7)

TRIP ACTUATING DEVICE OPERATIONAL TEST ACTUATION LOGIC TEST MASTER RELAY TEST SLAVE RELAY TEST MODES FOR WHICH SURVEILLANCE IS REQUIRED

8. Loss of Power
a. 4.16 kV ESF Bus Undervoltage (Loss of Voltage)
b. 4.16 kV ESF Bus Undervoltage (Tolerable Degraded Voltage Coincident with SI)
c. 4.16 kV ESF Bus Undervoltage (Sustained Degraded Voltage)
9. Engineered Safety Features Actuation System Interlocks
a. Pressurizer Pressure, P-1 I
b. Low-Low T,, P-12
c. Reactor Trip, P-4
10. Control Room Ventilation N.A.

N.A.

N.A.

N.A.

N.A.

N.A.

R N.A.

R R

R N.A.

N.A.

Q R

0 N.A.

N.A.

0 0

N.A.

N.A.

R N.A.

N.A.

N.A.

N.A.

N.A.

N.A.

N.A.

N.A.

1,2,3,4 N.A.

N.A.

1, 2, 3,4 N.A.

N.A.

1, 2, 3, 4 N.A.

N.A.

N.A.

N.A.

1,;2,3 N.A.

1,2,3 N.A.

t,I2, 3 N.A.

N.A.

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a. Manual Initiation N.A.

N.A.

N.A.

N.A.

All

TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS CHANNEL FUNCTIONAL UNIT CHANNEL CHANNEL CHECK CALIBRATION DIGITAL OR ANALOG CHANNEL OPERATIONAL TEST (7)

TRIP ACTUATING DEVICE OPERATIONAL ACTUATION TEST LOGIC TEST MASTER RELAY TEST SLAVE RELAY TEST MODES FOR WHICH SURVEILLANCE IS REQUIRED

10. Control Room Ventilation (Continued)
b. Safety Injection
c. Automatic Actuation Logic and Actuation Relays See Item 1. above for all Safety Injection Surveillance Requirements.

N.A.

d. Control Room S Intake Air Radioactivity-High N.A.

R N.A.

Q N.A.

N.A.

Q(6)

N.A.

N.A.

N.A.

N.A.

All N.A.

All

e. Loss of Power See Item 8. above for all Loss of Power Surveillance Requirements.
11. FHB HVAC
a. Manual Initiation
b. Automatic Actuation Relays I

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N.A.

N.A.

N.A.

N.A.

N.A.

R N.A.

N.A.

Q(6)

N.A.

N.A.

N.A.

N.A.

1,2,3.4, or with irradiated fuel in the spent fuel pool 1,2,3,4, or with irradiated fuel in the spent fuel pool 0

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TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS CHANNEL FUNCTIONAL UNIT DIGITAL OR ANALOG CHANNEL CHANNEL CHANNEL OPERATIONAL CHECK CALIBRATION TEST(7)

TRIP ACTUATING DEVICE OPERATIONAL TEST ACTUATION LOGIC TEST MASTER RELAY TEST SLAVE RELAY TEST MODES FOR WHICH SURVEILLANCE IS REQUIRED

11. FHB HVAC (Continued)
c. Safety Injection
d. Spent Fuel Pool Exhaust Radio-activity-High See Item 1. above for all Safety Injection Surveillance Requirements.

S R

Q N.A.

N.A.

N.A.

N.A.

With irradiated fuel in spent fuel pool.

TABLE NOTATION (1)

Each train shall be tested at least every 92 days on a STAGGERED TEST BASIS.

(2)

Deleted (3)

Deleted (4)

Deleted (5)

Deleted (6)

Each actuation train shall be tested every 92 days on a STAGGERED TEST BASIS. Testing of each actuation train shall include master relay testing of both logic trains. If an ESFAS instrumentation channel is inoperable due to failure of the Actuation Logic Test and/or Master Relay Test, increase the surveillance frequency such that each train is tested at least every 62 days on a STAGGERED TEST BASIS unless the failure can be determined by performance of an engineering evaluation to be a single random failure.

(7)

For channels with bypass test instrumentation, input relays are tested on an 18-month (R) frequency.

(8)

The test interval is R for Potter & Brumfield MDR Series slave relays.

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