ML021080423

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Technical Specifications, 480 Volt Bus Degraded Voltage Settings (Tac No MB3132)
ML021080423
Person / Time
Site: Arkansas Nuclear Entergy icon.png
Issue date: 04/16/2002
From:
Office of Nuclear Reactor Regulation
To:
References
Download: ML021080423 (1)


Text

TABLE 3.3-4 (Continued)

ENGINEERED SAFETY FEATURE ACTUATION SYSTEM INSTRUMENTATION TRIP VALUES FUNCTIONAL UNIT

4.

MAIN STEAM AND FEEDWATER ISOLATION (MSIS)

a.

Manual (Trip Buttons)

b.

Steam Generator Pressure -

Low

5.

CONTAINMENT COOLING (CCAS)

a.

Manual (Trip Buttons

b.

Containment Pressure -

High

c.

Pressurizer Pressure -

Low

6.

RECIRCULATION (RAS)

a.

Manual (Trip Buttons)

b.

Refueling Water Tank -

Low

7.

LOSS OF POWER

a.

4.16 kv Emergency Bus Undervoltage

b.

480 volt Emergency Bus Undervoltage ARKANSAS -

UNIT 2 TRIP SETPOINT Not Applicable

> 751 psia (2)

Not Applicable

18.3 psia

Ž1675 psia Not Applicable 54,400 +/- 2,370 gallons (equivalent to 6.0 +/- 0.5%

indicated level)

(4)

(4) 3/4 3-17 ALLOWABLE VALUES Not Applicable

Ž738.6 psia (2)

Not Applicable

  • 18.490 psia

Ž 1643.9 psia Not Applicable between 51,050 and 58,600 gallons (equivalent to between 5.111% and 6.889%

indicated level) 2300 +/- 699 volts with a 0.64 +/- 0.34 second time delay 429.6 +/- 6.4 volts I

with an 8.0 +/- 1.0 second time delay Amendment No.

2-4, 4--,,4-44,4-&9, 2 O, 2, 243