ML20084S159: Difference between revisions

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=Text=
=Text=
{{#Wiki_filter:_                     -                .        -          -                                          -- --                  . -      -      --
{{#Wiki_filter:_
{
{
l i
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L._-                                                   . . . _ _
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(.                   ;              ,
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f Telegram -_
EA3 E E
EA3 E E
* f Telegram -_
* M meglem union m
M m
.C gg73nPR 16 PM 6: 18
meglem union
~
                        ~
VE3246(1916) (1-032340C106)PD 04/16/73 1914 ICS IPiVEIA MVN
.C                                                                                                                                         gg73nPR 16 PM 6: 18 l
VE3246(1916) (1-032340C106)PD 04/16/73 1914
(
(
ICS IPiVEIA MVN 01237 TDVE MORRIS IL 112 04-16 535P CST PMS MR BOYCE GRIER, DIRECTOR DIVISION OF COMPLI ANCE 4
01237 TDVE MORRIS IL 112 04-16 535P CST PMS MR BOYCE GRIER, DIRECTOR DIVISION OF COMPLI ANCE 4
REGION THREE US ATOMIC ENERGY COMMISSION g                        799 ROOSEVELT R0 GLEN ELLYN IL 60137 SU3 JECT DP4-25
REGION THREE US ATOMIC ENERGY COMMISSION 799 ROOSEVELT R0 GLEN ELLYN IL 60137 g
(                        DRESDEN NUOLEAR POWER STATION UNIT THREE.
SU3 JECT DP4-25 DRESDEN NUOLEAR POWER STATION UNIT THREE.
THIS WILL CONFIRM A CONVERSATION WITH MR MAURA 0F YOUR j
(
(                      OFFICE AT 1530 HOURS THIS DATE CONCERNING TWO SUSTAINED HIGh                                                                                     '
THIS WILL CONFIRM A CONVERSATION WITH MR MAURA 0F YOUR OFFICE AT 1530 HOURS THIS DATE CONCERNING TWO SUSTAINED HIGh j
REACTOR PRESSURE SWITCHES BEING OUT OF CALI3 RATION. THESE PRESSUHE
(
      <          -          SWITCHES ,1NI ATE ISOL AT ION CONDENSGR AFTEH A FIFTEEN SECO ND r.
REACTOR PRESSURE SWITCHES BEING OUT OF CALI3 RATION. THESE PRESSUHE SWITCHES,1NI ATE ISOL AT ION CONDENSGR AFTEH A FIFTEEN SECO ND r.
                  .          TIME DELAY. ON 4-13-73 PS3-263-533 WAS FOUND TO TRIP AT
TIME DELAY. ON 4-13-73 PS3-263-533 WAS FOUND TO TRIP AT
  - ,_[                       1075PSIG AND PS3-263-53D W AS FOUND TO TRIP AT 1073PSIG. TABLE j
-,_[
3.2.2 0F THE TECHIN AL SPECIFIC ATION ST ATES THE TRIP LEVEL SETTING SHOULD BE LESS THAN OR EQUAL 10 1070PSIG.                                                 s OF-121 M L           . , -
1075PSIG AND PS3-263-53D W AS FOUND TO TRIP AT 1073PSIG. TABLE j
                                . _ . _ _ ~ .
3.2.2 0F THE TECHIN AL SPECIFIC ATION ST ATES THE TRIP LEVEL SETTING SHOULD BE LESS THAN OR EQUAL 10 1070PSIG.
OF-121 M s
L
. _. _ _ ~.
AFTER THE CALIBRATION SWITCH 53B TRIPPED AT 1052PSIG ~ AND TH CWITCH 53D AT 1056PSIG.
AFTER THE CALIBRATION SWITCH 53B TRIPPED AT 1052PSIG ~ AND TH CWITCH 53D AT 1056PSIG.
W P WORDEN SUPERINTENDANT
W P WORDEN SUPERINTENDANT
                      &._JjDRESDEN NUCLEAR POWER STATI0ti e { COMMONWEALTH EDISON CO
&._JjDRESDEN NUCLEAR POWER STATI0ti
(              IIs           RR1 f                                 !MORRISILLINOIS
{ COMMONWEALTH EDISON CO e
(                 0     h                                                      t r usunaza (0111111 ina.a msar I Unbr.ats ,
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16 n            oAL DELIVEhY reqcested?
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          ,            4Q I                                          .w      ,
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To be.. A dr filed MM CJ -
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4ttempts to deliver (Indicate D& or BY)
4ttempts to deliver (Indicate D& or BY)
  .          . -                - - - . _ _ . -                        _ - - . . . - . - - - . - - . _ _ . . -}}
.. -}}

Latest revision as of 04:04, 14 December 2024

Telecopy Ro:On 730413,two Sustained High Reactor Pressure Switches,Which Initiate Isolation Condensor After 15 Delay,Found Out of Calibr.Cause Not Stated
ML20084S159
Person / Time
Site: Dresden 
Issue date: 04/16/1973
From: Worden W
COMMONWEALTH EDISON CO.
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20084S151 List:
References
NUDOCS 8306160191
Download: ML20084S159 (1)
v • d • e


Text

_

{

l i

L._-

(.

f Telegram -_

EA3 E E

  • M meglem union m

.C gg73nPR 16 PM 6: 18

~

VE3246(1916) (1-032340C106)PD 04/16/73 1914 ICS IPiVEIA MVN

(

01237 TDVE MORRIS IL 112 04-16 535P CST PMS MR BOYCE GRIER, DIRECTOR DIVISION OF COMPLI ANCE 4

REGION THREE US ATOMIC ENERGY COMMISSION 799 ROOSEVELT R0 GLEN ELLYN IL 60137 g

SU3 JECT DP4-25 DRESDEN NUOLEAR POWER STATION UNIT THREE.

(

THIS WILL CONFIRM A CONVERSATION WITH MR MAURA 0F YOUR OFFICE AT 1530 HOURS THIS DATE CONCERNING TWO SUSTAINED HIGh j

(

REACTOR PRESSURE SWITCHES BEING OUT OF CALI3 RATION. THESE PRESSUHE SWITCHES,1NI ATE ISOL AT ION CONDENSGR AFTEH A FIFTEEN SECO ND r.

TIME DELAY. ON 4-13-73 PS3-263-533 WAS FOUND TO TRIP AT

-,_[

1075PSIG AND PS3-263-53D W AS FOUND TO TRIP AT 1073PSIG. TABLE j

3.2.2 0F THE TECHIN AL SPECIFIC ATION ST ATES THE TRIP LEVEL SETTING SHOULD BE LESS THAN OR EQUAL 10 1070PSIG.

OF-121 M s

L

. _. _ _ ~.

AFTER THE CALIBRATION SWITCH 53B TRIPPED AT 1052PSIG ~ AND TH CWITCH 53D AT 1056PSIG.

W P WORDEN SUPERINTENDANT

&._JjDRESDEN NUCLEAR POWER STATI0ti

{ COMMONWEALTH EDISON CO e

IIs RR1

(

f

!MORRISILLINOIS h

(

0 t r usunaza (0111111 ina.a msar I Unbr.ats,

oAL DELIVEhY reqceste ?

(YES-AGENT, NO-AD au~

mac d

E8 s

16 n ADDJT,. Et, SECTION Ar b.. ~ t.

4Q I o

N.r.

o By Es k uw fl

'lia,e dad 9$h 4 To a l7 '

.w 8{

l f

To be.. A dr filed MM CJ -

a.m.

4ttempts to deliver (Indicate D& or BY)

.. -

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