ML20199D483
| ML20199D483 | |
| Person / Time | |
|---|---|
| Site: | Hatch  |
| Issue date: | 06/11/1986 |
| From: | NRC |
| To: | |
| Shared Package | |
| ML20199D490 | List: |
| References | |
| TAC-60895, NUDOCS 8606200344 | |
| Download: ML20199D483 (2) | |
Text
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EO Table 3.2-1 8.
2 Rs INSTRtMENTATION WHICH INITIATES REACTOR VESSEL AND PRIMARY A
S CONTAllMENT ISOLATION gg g
oo u@$
Required Action to be taken if gg-Trip Operable number of channels is
%jlo.
Condition Channels Trip Setting ef.
not met for both trip Remarks (d)
Instrument Nomenclature per Trip systems (c)
.f a)
System (b)
InitiatesGroup2&6l~
Initiate an orderly 1
Reactor Vessel Low (Level 3) 2 1 10.0 inches shutdown and achieve isolation.
Water Level Narrow Range the Cold Shutdown Condition within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or isolate the shutdown cooling system.
Initiate an orderly Starts the SGTS, l
Low Low 2
1-47 inches shutdown and achieve initiates Group 5 isolation, and (Level 2) the Cold Shutdown Condition within 24 initiates Iw
'L secondary containment hours.
j4 isolation.
l Initiates Group 1 l
Initiate an orderly Low Low Low 2
3-113 inches shutdown and achieve isolation.
(Level 1) the Cold Shutdown Con-dition within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
Isolates the shutdowd 2
Reactor Vessel Steam Low Perinissive 1
<145 psig Isolate shutdown cooling, suction valves cooling.
of the Rt!2 system.
Dome Pressure (Shut-down Cooling Mode)
Starts the standby l
Initiate an orderly
_. 1.92 psig shutdown and achieve gas treatment system, 2
'l Drywell Pressure liigh initiates Group 2 the Cold Shutdown isolation and second-Condition within 24 ary containment isolation.
l hours
,A A
i Table 3.2-1 (Cont.)
l Required Ref.
Trip Operable Action to be taken if gMo.
I Instrument Condition Channels Trip Setting number of channels is not met for both trip Remarks (d) f(a)
Nomenclature per Trip f
System (b) systems (c)
.s E
y4 h in Steam Line High 2
$3 times normal Initiate an orderly load Initiates Group 1 Radiation full pouer back-reduction and close MSIVs isolation.
l ground (e) within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
j y
y5 hin Steam Line Low 2
>825 psig Initiate an orderly load Initiates Group 1 reduction and close isolation. Only Pressure MSIVs within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
required in RUN mode, l
h therefore activated when Mode Switch is in i
m RUN positlon.
l 6
hin Steam Line High 2
5138% rated flow Initiate an orderly load Initiates Group 1 l
Flow (sil5 pslJ) reduction and close MSIVs isolation.
within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
T 7
h in Steam Line High 2
$194*F Initiate an orderly load Initiates Group 1 reduction and close MSIVs isolation Tunnel Temperature within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
w 1
l 8
Reactor h ter High 1
20-80 gpa Isolate reactor water Final trip setting cleanup system.
wiH be determined Cleanup System during startup test l
Differential Flow program.
9 Reactor h ter High 2
1124*F Isolate reactor water j
cleanup system.
Cleanup Area Temperature 4
l 10 Reactor Water High 2
$67'F Isolate reactor water cleanup system.
Cleanup Area f
4 Ventilation 1
Differential Temperature l
31 Condenser Vacuum Low 2
>J" Hg. vacuum Initiate an orderly load Initiate Group'1 t
reduction and close MSIVs isolation within 8 hrs.
!