Text

Proposed Tech Spec Table 4.3-2, ESF Actuation Sys Instrumentation Surveillance Requirements, Reflecting Replacement of Note 5 W/Note 4 Re Slave Relay Quarterly Test Exemptions for Accumulator Discharge Isolation Valves
	ML20148J444
Person / Time
Site:	South Texas
Issue date:	03/18/1988
From:	; HOUSTON LIGHTING & POWER CO.
To:	;
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ML20148J427	List: ML20148J421; ML20148J444;
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TABLE 4.3-2 "8

8 38 g

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION co SURVEILLANCE REQUIREMENTS y

~

DIGITAL OR TRIP o c)

ANALOG ACTUATING MODES c

CHANNEL DEVICE MASTER SLAVE FOR WHICH a83 5

CHANNEL CHANNEL CHANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RFLAY SURVEILLANCE O 2.a)

FUNCTIONAL UNIT CHECK CALIBRATION TEST TEST LOGIC TEST TEST TEST IS REQUIRED

1. Safety Injection (Reactor Trip, Feedwater Isolation, Control Room Emergency Ventilation, Start Standby Diesel Generators, Reactor Containment Fan Coolers, and Essential Cooling Water)

a. Manual Initiation N.A.

N.A.

N. A.

R N. A.

N.A.

1,2,3,4 Yg

b. Automatic Actuation N.A.

N.A.

N(1)

N.A.

1,2,3,4 Logic

c. Actuation Relays N.A.

N.A.

M%

Q(4,% 1, 2, 3, 4 %

d. Containment Pressure-S R

M N.A.

N.A.

1,2,3,4 High-1

e. Pressurizer Pressure-S R

M N.A.

N.A.

1,2,3 Low

f. Compensated Steam Line S R

M N.A.

N.A.

1,2,3 Pressure-Low

g. Compensated T S

R H

N.A.

1,2,3 COLD Low-Low (interlocked with P-15)

TABLE 4.3-2 (Continued) g C

E2 ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS y

R R

DIGITAL OR TRIP ANALOG ACTUATING MODES CHANNEL DEVICE MASTER SLAVE FOR WHICH c5 CHANNEL CHANNEL CHANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE

]

FUNCTIONAL UNIT CHECK CALIBRATION TEST TEST LOGIC TEST TEST TEST IS REQUIRED

2. Containment Spray

a. Manual Initiation N.A.

N.A.

R N.A.

N.A.

1,2,3,4

b. Automatic Actuation N.A.

N.A.

M(1)

N.A.

1,2,3,4 Logic t'

c. Actuation Relays N.A.

N.A.

M(O Q

1,2,3,4 4

a Y

d. Containment Pressure-S R

M N.A.

N.A.

1,2,3 High-3

3. Containment Isolation

a. Phase "A" Isolation

1) Manual Initiation N.A.

N.A.

R N.A.

N.A.

N.A 1,2,3,4

2) Automatic Actuation N.A.

N.A.

M(1)

N.A.

1,2,3,4 Logic

3) Actuation Relays N.A.

N.A.

M(fry Q(4) 1, 2, 3', 4 @

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

b. Containment Ventilation Isolation

1) Automatic Actuation N.A.

N.A.

M(1)

N.A.

1,2,3,4 Logic W.

2) Actuation Relays N.A.

N.A.

M(fd -

Q(4) 1, 2, 3, 4 C

TABLE 4.3-2 (Continued) g S

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS R

DIGITAL OR TRIP ANALOG ACTUATING MODES CHANNEL DEVICE MASTER SLAVE FOR WHICH CHANNEL CHANNEL CHANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE c-FUNCfl0NAL UNIT CHECK CALIBRATION TEST TEST LOGIC TEST TEST TEST IS REQUIRED

~

3. Containment Isolation (Continued)

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

4) RCB Purge Radioactivity-High S

R M

N.A.

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

5) Containment Spray -

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

6) Phase "A" Isolation-See Item 3.a. above for Phase "A" Isolation manual initiation w1 Manual Initiation Surveillance Requirements.

Y

c. Phase "B" Isolation

1) Automatic Actuation N.A.

N.A.

M(1)

N.A.

1,2,3,4 Logic g

2) Actuation Relays N.A.

N.A.

'N.A.

N.A.

M(Ed Q

1,2,3,4 h

3) Containment S

R M

N.A.

1,2,3 Pressure--High-3

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

Manual Initiation

4. Steam Line Isolation

a. Manual Initiation N.A.

N.A.

R N.A.

N.A N.A.

1,2,3

b. Automatic Actuation N.A.

N.A N.A N.A.

M(1)

M Q

1, 2, 3 Logic and Actuation Relays

c. Steam Line Pressure-S R

M N.A.

N.A.

3 Negative Rate-High

d. Containment Pressure -

S R

H N.A.

N.A.

1,2,3 High-2

TABLE 4.3-2 (Continued) v, o

5 ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION I

SURVEILLANCE REQUIREMENTS Q

DIGITAL OR TRIP R

ANALOG ACTUATING MODES CilANNEL DEVICE MASTER SLAVE FOR WHICH CHANNEL CilANNEL CHANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE c_

2 FUNCTIONAL UNIT CiiECK CALIBRATION TEST TEST LOGIC TEST TEST TEST IS REQUIRED

4. Steam Line Isolation

e. Compensated Steam Line S

R M

N.A.

"..A.

N.A.

1,2,3 Pressure-Low-

f. Compensated T S

R M

N.A.

1,2,3 COLD Low-Low (interlocked with P-15)

5. Turbine Trip and Feedwater m1 Isolation M(d[

Y

a. Automatic Actuation N.A.

N.A.

M(1)

Q(4) 1, 2, 3 (

g Logic and Actuation Relays

b. Steam Generator Water 5

R M

N.A.

1, 2, 3 Level-High-High (P-14)

c. Compensated T

-Low 5

R H

N.A.

1,2,3 COLD (interlocked with P-15)

d. Feedwater Flow-High 5

R H

N.A.

I;. A.

N.A.

1, 2, 3 (interlocked with P-15)

Coincident with either of the following in 2 of 4 loops:

Reactor Coolant Flow-Low or T,yg-Low

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

f. T,yg-Low Coincident S

R H

N.A.

1,2,3 with Reactor Trip (P-4)

(Feedwater Isolation Only)

TABLE 4.3-2 (Continued) y, EM ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS

~

x$

DIGITAL OR TRIP ANALOG ACTUATING MODES CHANNEL DEVICE MASTER SLAVE FOR WHICH c-5 CHANNEL CHANNEL CHANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE FUNCTIONAL UNIT CHECK CALIBRATION TEST TEST LOGIC lEST TEST, TEST IS REQUIRED

6. Auxiliary feedwater

a. Manual Initiation N.A.

N.A.

R N.A.

N.A.

1,2,3

b. Automatic Actuation N.A.

N.A.

M(1)

N.A.

1,2,3 Logic g

c. Actuation Relays N.A.

N.A.

M(FJ Q

1,2,3 @

d. Steam Generator Water S

R H

N.A.

N.A N.A 1,2,3 Level--Low-Low y

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

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

7.

Automatic Switchover to Containment Sump

a. Automatic Actuation N.A.

N.A.

M M(Ed

-Q 1,2,3,4k Logic and Actuation Relays

b. RWST Level--Low-Low S

R M

N.A.

N.A 1,2,3,4 Coincident With:

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

8. Loss of Power

a. 4.16 kV ESF Bus N.A.

R N.A M

N.A.

1,2,3,4 Undervoltage (Loss of Voltage)

g TABLE 4.3-2 (Continued)

ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE REQUIREMENTS a

O F.

DIGITAL OR TRIP ANALOG ACTUATING MODES CHANNEL DEVICE MASTER SLAVE FOR WHICH c5 CHANNEL CHANNEL CHANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE

]

FUNCTIONAL UNIT CHECK CALIBRATION TEST TEST LOGIC TEST TEST TEST IS REQUIRED

8. Loss of Power,,(Continued)

b. 4.16 kV ESF Bus N.A.

R N.A.

M N.A.

N.A.

1,2,3,4 Undervoltage (Tolerable Degraded Voltage Coincident with SI)

R

c. 4.16 kV ESF Bus N.A.

R N.A.

M N.A.

N.A.

1,2,3,4 Undervoltage (Sustained

{

Degraded Voltage) w

9. Engineered Safety Features Actuation System Interlocks

a. Pressurizer N.A.

R M

N.A.

1,2,3 Pressure, P-11 N.A.

R M

N.A.

1,2,3

b. Low-Low T,y9, P-12

c. Reactor Trip, P-4 N.A.

N.A N.A.

R N.A.

N.A.

1,2,3

d. Power Range Neutron N.A.

R(2)

M(3)

N.A.

1,2,3 Flux Input to Excessive Cooldown Protection, P-15

10. Control Room Ventilation

a. Manual Initiation N.A.

N.A.

R N.A.

N.A.

All

y TABLE 4.3-2 (Continued) y, o

h ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION SURVEILLANCE RE@IREHENTS y

C 2-DIGITAL TRIP ANALOG ACTUATING MODES CHANNEL DEVICE MASTER SLAVE FOR WHICH 5

CHANNEL CilANNEL CilANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE FUNCTIONAL UNIT CllECK CALIBRATION TEST TEST LOGIC TEST TEST TEST IS REQUIRED w

10. Control Room Ventilation (Continued)

b. Safety Injection SeeItem1.aboveforallSafetyInjectionSurveillgnceRequirements.

c. Automatic Actuation N.A.

N.A.

M N.A.

N.A.

All Logic and Actuation Relays e,

K

d. Control Room Intake Air S R

M N.A.

N.A.

All y

Radioactivity-High

e. Loss of Power See Items 8. above for all Loss of Power Surveillance Requirements.,

1

11. FHB HVAC

a. Manual Initiation N.A.

N.A.

R N.A.

N.A.

1,2,3,4, or with irradiated fuel in the l

spent fuel l

pool r

8 i

M(d N.A.

N.A.

1,2,3,4,(C

b. Automatic Actuation N.A.

N.A.

or with Logic and Actuation irradiated Relays fuel in the spent fuel pool

a g

TABLE 4.3-2 (Continued) 5 ENGINEERED SAFETY FEATURES ACTUATION SYSTEM INSTRUMENTATION

[

SURVEILLANCE REQUIREFiERIS 0

DIGITAL OR TRIP ANALOG ACTUATING MODES CHANNEL DEVICE MASTER SLAVE FOR WHICH c-CHANNEL CHANNEL CilANNEL OPERATIONAL OPERATIONAL ACTUATION RELAY RELAY SURVEILLANCE

{

FUNCTIONAL UNIT CllECK CALIBRATION TEST TEST LOGIC TEST TEST TEST IS REQUIRED

~ 11. FilB HVAC (Continued)

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

d. Spent Fuel Pool S

R H

N.A.

With Exhaust Radio-irradiated activity-High fuel in spent fuel pool.

k

{

TABLE NOTATION so (1) Each train shall be tested at least every 62 days on a STAGGERED TEST BASIS.

(2) Neutron detectors may be excluded from CHANNEL CALIBRATION.

7 (3) With Rated Thermal Power greater than or equal to the P-15 interlock setpoint, the ANALOG CHANNEL OPERATIONAL TEST shall consist of verifying that the P-15 interlock is in the required state by observing the permissive annunicator window.

Sif K2 49 ickv4 m o

(-

Except relays K807, K814, K829 (Train 8 only), K831, K845, K852 and K8 4 (Trains 3mo%

%y

b. A (4) and C onl which shall be tested at least once per 18 months during refueling and during each COLD SHUIDOWN exceeding 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> unless they have been tested within the previous 92 days.

(5) ExceptrelayK815whichshallbetestedatindicatedintervalonlywhenreactorcoolantpressure]

is above 700 psig. f f f&f Each actuation train shall be tested at least every 92 days on a STAGGERED TEST 3 ASIS. Testing of each actuation train shall include master relay testing of both logic trains.

If an ESFAS instru-mentation 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.

During CORE ALTERATIONS or movement of irradiated fuel within containm nt.

ML20148J444

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