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LCO > 3.3 "Instrumentation" > Flashcards

3.3 "Instrumentation" Flashcards

1
Q

LCO 3.3.1 title

A

RPS Instrumentation

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2
Q

LCO 3.3.1 requirement

A

4 RPS trip units, associated instrument channels, and associated ZPM Bypass removal channels for each function in Table 3.3.1-1 shall be operable

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3
Q

LCO 3.3.1 applicability

A
  • According to Table 3.3.1-1

- Separate Condition entry is allowed for each Function

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4
Q

LCO 3.3.1 required actions < 1 hour

A
  • 1 or more ZPM Bypass Removal channels inoperable, then immediately remove the affected ZPM Bypasses, OR declare affected trip units inoperable
  • 1 or more functions with 2 RPS trip units or associated instrument channels inoperable, then place 1 trip unit in trip in 1 hour AND restore 1 to operable w/in 7 days
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5
Q

LCO 3.3.2 title

A

RPS Logic and Trip Initiation

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6
Q

LCO 3.3.2 requirement

A

6 channels of RPS Matrix Logic, 4 channels of RPS Trip Initiation Logic, and 2 channels of RPS Manual Trip shall be operable

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7
Q

LCO 3.3.2 applicability

A
  • Modes 1 and 2
  • Modes 3-5 with more than 1 full-length control rod capable of being withdrawn and PCS boron concentration less than refueling boron
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8
Q

LCO 3.3.2 required actions < 1 hour

A
  • 1 channel of Trip Initiation Logic inoperable, then de-energize the affected clutch power supplies w/in 1 hour
  • 2 channels of Trip Initiation Logic affecting the same trip leg inoperable, then de-energize the affected clutch power supplies immediately
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9
Q

LCO 3.3.3 title

A

ESF Instrumentation

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10
Q

LCO 3.3.3 requirement

A

4 ESF bistables and associated instrument channels for each function in Table 3.3.3-1 shall be operable

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11
Q

LCO 3.3.3 applicability

A
  • As specified in Table 3.3.3-1

- Separate Condition entry is allowed for each function

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12
Q

LCO 3.3.3 required actions < 1 hour

A

NONE

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13
Q

LCO 3.3.4 title

A

ESF Logic and Manual Initiation

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14
Q

LCO 3.3.4 requirement

A

2 ESF Manual Initiation and 2 ESF Actuation Logic channels and associated bypass removal channels shall be operable for each ESF function specified in Table 3.3.4-1

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15
Q

LCO 3.3.4 applicability

A
  • According to Table 3.3.4-1

- Separate Condition entry is allowed for each function

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16
Q

LCO 3.3.4 required actions < 1 hour

A

NONE

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17
Q

LCO 3.3.5 title

A

Diesel Generator - Undervoltatge Start

18
Q

LCO 3.3.5 requirement

A

3 channels of Loss of Voltage Function and 3 channels of Degraded Voltage Function auto-initiation instrumentation and associated logic channels for each Diesel Generator shall be operable

19
Q

LCO 3.3.5 applicability

A

When associated Diesel is required to be operable

20
Q

LCO 3.3.5 required actions < 1 hour

A

1 or more functions with 1 channel per Diesel inoperable, then enter applicable conditions and required actions for the associated Diesel made inoperable by Diesel Undervoltage Start Instrumentation immediately

21
Q

LCO 3.3.6 title

A

Refueling CHR Instrumentation

22
Q

LCO 3.3.6 requirement

A

2 Refueling CHR Auto Actuation Function channels and 2 CHR Manual Actuation channels shall be operable

23
Q

LCO 3.3.6 applicability

A

During core alterations and during movement of irradiated fuel assemblies w/in containment

24
Q

LCO 3.3.6 required actions < 1 hour

A

1 or more Functions with 2 channels inoperable, then suspend core alterations AND suspend movement of irradiated fuel assemblies w/in containment immediately

25
Q

LCO 3.3.7 title

A

Post Accident Monitoring Instrumentation

26
Q

LCO 3.3.7 requirement

A

The PAM Instrumentation for each function in Table 3.3.7-1 shall be operable

27
Q

LCO 3.3.7 applicability

A
  • Modes 1-3

- Separate Condition entry is allowed for each function

28
Q

LCO 3.3.7 required actions < 1 hour

A
  • One or more functions w/1 required channel inoperable and not restored w/in 30 days, then immediately initiate action in accordance with Specification 5.6.6 (14 day report)
  • 1 or more functions w/2 required channels inoperable and not restored w/in 7 days, then enter the condition referenced in Table 3.3.7-1 for the channel immediately
29
Q

LCO 3.3.8 title

A

Alternate Shutdown System

30
Q

LCO 3.3.8 requirement

A

The Alternate Shutdown System functions in Table 3.3.8-1 shall be operable

31
Q

LCO 3.3.8 applicability

32
Q

LCO 3.3.8 required actions < 1 hour

33
Q

LCO 3.3.9 title

A

Neutron Flux Monitoring Channels

34
Q

LCO 3.3.9 requirement

A

2 channels of neutron flux monitoring instrumentation shall be operable

35
Q

LCO 3.3.9 applicability

36
Q

LCO 3.3.9 required actions < 1 hour

A

1 or more required channel(s) inoperable, then suspend all operations involving reactivity additions immediately

37
Q

LCO 3.3.10 title

A

Engineered Safeguards Room Ventilation Instrumentation

38
Q

LCO 3.3.10 requirement

A

2 channels of ESRV Instrumentation shall be operable

39
Q

LCO 3.3.10 applicability

A
  • Modes 1-4

- Separate Condition entry is allowed for each channel

40
Q

LCO 3.3.10 required actions < 1 hour

A

1 or more channels inoperable, then initiate action to isolate the associated ESRV System immediately

LCO (9 decks)

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