ML20093L105

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Proposed Tech Spec Table 3.3-7, Seismic Monitoring Instrumentation & Table 4.3-4, Seismic Monitoring Instrumentation Surveillance Requirements. Requested Change Relocates Triaxial Peak Accelerograph for Operability
ML20093L105
Person / Time
Site: Summer 
Issue date: 07/24/1984
From:
SOUTH CAROLINA ELECTRIC & GAS CO.
To:
Shared Package
ML20093L095 List:
References
NUDOCS 8407310298
Download: ML20093L105 (2)


Text

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INSTRUMENTATION TABLE 3.3-7 o

SEISMIC MONITORING INSTRUMENTATION MINIMUM MEASUREMENT INSTRUMENTS INSTRUMENTS AND SENSOR LOCATIONS RANGE OPERABLE 1.

Triaxial Time-History Accelerographs System, including the following components:

a.

Reactor Building Foundation Mat 0.1 to 40 Hz Accelerometer 0.01 to 1.0g I

b.

Reactor Building Ring Girder 0.1 to 40 Hz Accelero' meter 0.01 to 1.0g 1

x c.

Reactor.Sullding Foundation Mat 1 to 10 Hz Trigger 0.005 to 0.02g la 2.

Triaxial Peak ?::: h r:;h:

1 Acc ate goGR A PM5 l

a.

, Side of Steam Generator 0-32 Hz

-5g to +5g 1

k"..;;.riar %7,. Lin b.

0-32 Hz w"vWon Sarsry Jusc riow LNs

-5 to +5g 1

c.

RHR System Heat Exchanger 0-20 Hz

-2g to +2g 1

3.

Triaxial Seismic Switches a.

Reactor Building Foundation Mat 0.1 to 30 Hz 0.01 to 0.25 g la 4.

Triaxial Response-Spectrum Recorders a.

Reactor Building Foundation Mat (1) 1*

b.

Steam Generator Support (1) 1 c.

Intermediate 81dg., Elev. 463' (1) 1 d.

Auxiliary Bldg. Foundation (1) 1

^

With control room indication and/or alarm.

(1) Range varies for the multiple elements of the instrument, i.e., 1.6g at 2 Hz, log at 5 Hz, 34g at 10 Hz, 12g at 16 Hz.

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INSTRUMENTATIO_N e

TABLE 4.3_-4

-SEISMICMGMITOMNGINSTRUMENTATIONSURVCILLANCEREQUIREMENTS n <

N ANALOG CHANNEL

' CHANNEL CHANNEL OPERATIONAL INSTRUMENTS AND SENS0it LOCATIONS' CHECK CALIBRATION TEST

1. Triaxial-Time-Hist'ory Accelerographs,-

including the following' components: '

a. Reactor, Building Foundation Mat M

R SA Accelerometer

b. Reactor Bui.1 ding Rir.g Girder M

R SA Accelerom'eter t

c. Reactor Bd 1 ding Foundation Mat M

R SA Trigger *-

2. Triaxial Peak Accelerographs
a. Side of Steam Generator NA R

NA "ra NA R

NA

b. Accum:;arim' Nr;;c !.in-umron smTv bec rnow lips
c. RHR Systen, Neat Exchanger NA R

NA

3. Triaxial Seismic Switches
a. Reactor Building Foundation Mat
  • M R

SA

4. Triaxial Response-Spectrum Recorders
a. Reactor Building Foundation Mat
  • M R

SA

b. Steam Generator Support NA R

NA

c. Intermediate Bldg. Elev. 463' NA R

NA

d. Auxiliary Bldg. Foundation NA R

NA With control room indications and/or alarm.

l SUMER - UNIT 1 3743-49 i

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