ML20099K172

Proposed Tech Specs Changing Rod Block Monitor/Rod Block Setpoint During Single Loop Operation

ML20099K172
Person / Time
Site:	Pilgrim, 05000000
Issue date:	03/01/1976
From:	BOSTON EDISON CO.
To:
Shared Package
ML20099K024	List: ML20099K053 ML20099K111 ML20099K116 ML20099K155 ML20099K172 ML20099K232 ML20099K268 ML20099K308 ML20099K324 ML20099K349 ML20099K371 ML20099K494 ML20099K508 ML20099K512 ML20099K542 ML20099K556 ML20099K559
References
FOIA-84-105 NUDOCS 8411290342
Download: ML20099K172 (3)

Text

4 *

? o .. % <, '

~

4:

a 6

, TABLE 1 R3M Rod Block Setpoint Summarv p

1. Current Tech. Spec - RB = .65W + 45 -

2 Pump Operation

2. Proposed (July 9, 1975) RB = .58W + 49 App. K Tech. Spec -

2 Pump Operation

3. Combination of (1) and R3 = .65W + 42 (2) for Administrative Limit until App. K Tech.

Specs. Issued - 2 Pump Operation

4. NEDO - 20999 Requirement R3 = .65W + 42 ~

Applied to Current Tech.

Spec - 1 Pump Operation

5. NEDO - 20999 Requirement R3 = .SSW + 46 Applied to Proposed App.

K Tech. Spec - 1 Pump Operation (Proposed Herein)

6. Combination of (4) and (5) RB = .65W + 39 for Administrative Limit Until App. K Tech. Specs.

Issued - 1 Pump Operation I

?

r*-

I e411290M2 MW ppR ,

PDR FOIA SELLg4-105

- ~ - '

Tabic 3..- - - t hT.ACTCH F.OTECTION SYSTC4 (SCRAM) If EUXENfATION 1!MUIRE"C.NT Modes in Which Itactior. '

lui .: . :.'.::ter Mast Pc 'Operabic , ,

S i.

f Operchie inst.

Trip Fenetion Trip Level Sebting Heruel (7) Startup/ilot Hun Action (1) ,

han.el: per Trip Standby (1) Se tes X X X A 1 Mode Ssitch in Shutdown X X X A ,

1 X:cucl Scran ,

E01 '

!!igh Flux 5120/125 of fu11 scale X X (5) A l8 ,

3

- Inoperative X X (5) A 3

AFit: ^

2 ~ ilich Flux

• (14) (15) (17) (17) X A or B l8 h X X(9) X A or B  ;

2 Inoperative Downscalc 22 5 Indicated on Secle (11) (11) X(12) A or 3 ~

2 ,

A or B 8 $

High Flux (15%) $15% of Design Power X X (16) -

m 2

s1085 p:ig X(lb) X X A .

2 High Reactor Pressure X(6) X(8) X A 2 Eich Ory ell , Pres:urc $2 psig 29 In. Indicated Level X X X A 2 Reactor Lo.t Water Level .

2 . . HiCh Water Level in Scras X X A Discharge Tank g39 cellons X(2) 2 ?arbine Condenser Lov Vacuus 2 23 In. H3. Vacuus X(3) X(3) X A or C

~ j 2 Esin Stecs Line liiEh 67X Ilor:e.1 htll Fo er ,

Bachcround X X X A or C Radiation 4 E:in Steca Line I: ole-tion Velve Clo:urc $107. Valve Clocurc X(3)(6) X(3)(6) X(6) A or C 2  ?.trb. Cont. Valve Fast 2:150 psiC Control Oil Pre:-

M Clesure sure et Acceleration Belcy X(4) X(4) X(4) A or D k ,

?.irhine 7, top Velvt Olocu-: , cim*, Valve Closure X(h) X(4) X(4) A or D .

?T

• APRM'high flux scram setpoint 3 (.58W + 62) Two recirc. pump operation  ;

n (.58W + $9) A One recirc. pump operation C MTVV * ,,,

. . .-;- . _ . _ ..,m.. , ,_. ,. m

. e ..

~ l' {

i, ' _ } ;

.t.* -

pgp3 1 TABLE 3.2.C IIICTlalME!ITATI0tt T11AT IllITIATES ROD BLOCKS i

-e Minimu= J of ..

- Operable Instrument Trio Level Setting 4 5 Channels Per Trin Systems (1) Instrument b

AP!41 Upscale (Flov (0.58W + 49) (g^p7) ** (2) ll' 2

Biased) A1

• 2 N u

(0.58W + 46) [MTPF I be

. 2 APRM Lownscale 2.5 indicated on scale Q. o q.

g Rod Block Monitor (0.58w + 49) *= (2)

. 1 (7) (0.58W + 46)

• M I

(Flow Biased) o e

\

Rod Block Monitor 5/125 of, full scale d

~

1 (7)

Downscale

- 3 I!tM Downscale (3) ,

5/125 of full scale

'3 IItM Detector not in *

. (8)

Startup Position 3 IIt!! Upscale i 108/125 of full scale )

2 (5) SitM Detector not in (h)

Startup Position 5

1 10 counts /sec.

2 (5) (6) SHM Upscale .

5 .

• 0ne Rectrc. Pump Operation -

Y

• a sr .c Reci re. Pump Operation v .

.. . ~. rW

.i:

i . .

S.*1-t'.4 l8 .

e ,' . . - ,:. - +

.. ,'; ., . ; .y; *.. r.39-

,. . ; - ,.nr

i , . .

l _ _ __ --

_, . - - - . . ,-n - - ~ --

,- - . _ . _ - - _ _