ML20237J077

Proposed Tech Spec Page 134 Re Surveillance for Continuous Conductivity Monitor & Applicability Statement for Requirement on Reactor Coolant Sampling Analysis

ML20237J077
Person / Time
Site:	Cooper
Issue date:	08/13/1987
From:	NEBRASKA PUBLIC POWER DISTRICT
To:
Shared Package
ML20237J049	List: ML20237J077 NLS8700399, Forwards Revised Tech Spec Page 134 in Support of Util 861124 Proposed Change 37 to License DPR-46.Rev Addresses NRC Concerns Re Surveillance for Continuous Conductivity Monitor & Requirement for Reactor Coolant Sampling Analysis
References
NUDOCS 8708170485
Download: ML20237J077 (1)

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LIMITING CONDITIONS FOR OPERATION SURVEILLANCE REQUIREMENTS 1.6.B. (cont'd) '4.6.B.1 (cont'd) i

2. When the reactor is pressurized (i.e. b. If the gross activity counts of a

>212*F) and during operation up to 10% sample indicate an activity of rated power, the following reactor c neentration above 3.1 pCi/gm of coolant system chemistry limits shall dose equivalent I-131, an isotopic apply, analysis shall be performed and quantitative measurements made to

a. Normal limits. determine the dose equivalent I-131 concentration.

Conductivity ,

(pmho/cm at 25'C) 12.0

c. An isotopic analysis of a reactor coolant sample shall be made at Chloride (ppm) 10.1 least once per month.

l ,

i pH 5.6fpH18.6 2. Reactor coolant shall be continuously

) monitored for conductivity, or, when Should these limits be exceeded { the continuous conductivity monitor is for more than 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> during one  ! inoperable, the reactor coolant shall continuous time interval, be in at l be analyzed:

least the HOT SHUTDOWN condition i within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and (or { a. At .least once every 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> for if already in the HOT SHUTDOWN j conductivity, chloride ion content, condition) be in the COLD SHUTDOWN j and pH, when the reactor is condition within the following 24 i pressurized (i.e. >212*F), during hours. I the operation of the reactor, and during hot standby.

3. During operation in excess of 10% of rated power, the following reactor 3. When the reactor is pressurized (i.e.

coolant system chemistry limits shall I >212*F), and during the operation apply: of the reactor, and during hot standby, a sample of the reactor coolant shall

a. Normal limits, be analyzed:

Conductivity a. At least every 80 bcurs for (pmho/cm at 25'C) 11.0 conductivity and chloride ion content when the continuous Chloride (ppm) 10.2 conductivity monitor reading is

~<0.7 pmho/cm at 25'C.

pH 5.6fpH18.6

b. At least every 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> for

b. Time limit. Should the l conductivity and chloride ion conductivityorchloridelimitsin! '

content when the continuous 3.6.B.3.a. be exceeded for more conductivity monitor reading is than 336 hours0.00389 days <br />0.0933 hours <br />5.555556e-4 weeks <br />1.27848e-4 months <br /> per year or the >0.7 but 12.0 pmho/cm at 25"C.

conductivity, chloride or pH limits for more than 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> during one c. At least every 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> for f

continuous time interval, be in at conductivity and chloride ion j least the STARTUP/ HOT STANDBY mode content when the continuous i within the next 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.  ; conductivity monitor reading is

>2 but <3.5 pmho/cm at 25*C.

c. j Maximum limits.  ; i 1

1 Conductivity ,

(pmho/cm at 25'C) 110 Chloride (ppm) <0.5 I B -134--

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