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AO > AO Block 4 Remediation > Flashcards

AO Block 4 Remediation Flashcards

1
Q

What are the Control Room Annunciator’s for essential TRANSFORMERS CE1-1, CE1-2, DF1-1, DF1-2?

A

CE1-1, CE1-2, DF1-1, DF1-2 Fault
CE1-1, CE1-2, DF1-1, DF1-2 Trouble

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2
Q

What are the Control Room Annunciator’s for essential BUS E1 and F1?

A

BUS E1 Trouble and F1 Trouble

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3
Q

Which NONESSENTIAL 480v BUS has a Control Room Annunciator alarm and what kind of alarm is it?

A

BUS F7 Trouble

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4
Q

What conditions will cause Control Room Annunciator’s for a 480v essential transformer FAULT alarm to come in?

A

Feeder Overcurrent or Ground

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5
Q

What conditions will cause Control Room Annunciator’s for a 480v essential TRANSFORMER TROUBLE alarm to come in?

A

Low liquid level 17.5”
High liquid temp 90deg C
Pressure Vac Switch +5.5# or -5.5#
Pressure Relief Operation 5#

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6
Q

What conditions will cause Control Room Annunciator’s for a 480v essential BUS TROUBLE alarm to come in?

A

Breakers out of normal position
Ground Fault
Loss of power to Panalarm Annunciator

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7
Q

What conditions will cause Control Room Annunciator’s for a 480v nonessential BUS TROUBLE alarm to come in?

A

Bus F7
Breakers out of normal position
Undervoltage
Loss of DC Control Power

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8
Q

What alarm condition(s) do the Control Room Annunciator’s for 480v essential and nonessential F7 BUS trouble alarms share?

A

Breakers out of normal position

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9
Q

How do alarm condition(s) for the Control Room Annunciator’s for 480v essential and nonessential F7 BUS trouble alarms differ?

A

E1 and F1: Ground Faults, Low of Power to Panalarm Annunciator

F7: Undervoltage and Loss of DC Control Power

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10
Q

What are the 250VDC loads for DCMCC 1?

A

RCP Backup Oil Lift Pump 1-1 and 2-2
MFPT 1 Emergency Bearing Oil Pump
RC Makeup Pump 1 Auxiliary Oil Pump
TG Emergency Bearing Oil Pump
Emergency Lighting Xfer Switch 1 and 3
UPS Inverter YVA for YAU

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11
Q

What are the 250VDC loads for DCMCC 2?

A

RCP Backup Oil Lift Pump 1-2 and 2-1
MFPT 2 Emergency Bearing Oil Pump
RC Makeup Pump 2 Auxiliary Oil Pump
TG Hydrogen Emergency Seal Oil Pump
Emergency Lighting Xfer Switch 2 and 4
UPS Inverter YVB for YBU

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12
Q

What are the +125VDC loads for DCMCC 1?

A

HPI Pump 1-1 DC Lube Oil Pump
AFP 1 Disch to SG 1 Valve(D1PA)
D1P
D2P(Alternate)

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13
Q

What are the -125VDC loads for DCMCC 1?

A

AFPT 1 Main Steam Line 1 Iso Valve
D1N
D2N(alternate)

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14
Q

What are the +125VDC loads for DCMCC 2?

A

HPI Pump 1-2 DC Lube Oil Pump
D2P
D1P(alternate)

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15
Q

What are the Control Room Annunciators for the Instrument AC system?

A

INV YV1 and YV3 Trouble
INV YV2 and YV4 Trouble
INV YVA Trouble
INV YVB Trouble
BUS YAR Voltage Lo
BUS YBR Voltage Lo

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16
Q

What conditions will bring in Control Room Annunciators for inverters YV1, YV2, YV3, and YV4?

A

Low DC in 108v
Low AC out 108v
Hi AC out 83A
Over Temperature
Out of Sync
Static Switch Transfer
Rectifier AC Power Failure
Fan Failure
Blown Power Fuse

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17
Q

What conditions will bring in Control Room Annunciators for inverters YVA and YVB?

A

Low DC Voltage 216v
Low AC Voltage 108v
Hi AC Current Out 400a
Hi Temperature
Out of Sync
Static Switch Transfer
Fan Failure
Power Fuse Blown

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18
Q

What voltage brings in the Annunciators for YAR and YBR Voltage Lo?

A

105v

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19
Q

What are the Power Supply’s for BUS’s YAR and YBR?

A

E23a and F23a through regulated transformers

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20
Q

What Control Room Indications are there for the Instrument AC system?

A

Essential panel volts
Regulated bus volts
UPS volts
Indicating lights for power arrangement

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21
Q

What Control Room Indications are there for the DC system?

A

Battery Charger Output Amps
Battery Amps
Essential DC Volts
250VDC Bus Volts
Disconnect/Switch indicating lights

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22
Q

What is the max voltage in the handheld for rounds on the 480v ESSENTIAL Bus Transformer High Resistance Ground Detectors?

A

10v

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23
Q

In the SCI-UPS system, what are the two power supplies for BUS E43?

A

BUS E4 and the Miscellaneous Diesel Generator

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24
Q

In the SCI-UPS system, what BUS supplies power for Battery Charger DBCSPN?

A

E43

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25
Q

In the SCI-UPS system, what are the two power supplies for inverter YVSA?

A

Battery Charger DBCSPN and Battery SB

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26
Q

In the SCI-UPS system, what is the alternate power supply for YS1?

A

Constant Voltage Transformer XYVSA

27
Q

What Control Room Annunciators are there for the Misc Ventilation system?

A

Battery Room Vent System Trouble

28
Q

What conditions will cause the Control Room Annunciator for Battery Room Vent System Trouble to come in?

A

Both Roof and Vent Fans Off
Low Flow while any Roof or Vent Fans are running

29
Q

What loads do +125v DCMCC 1 and 2 share?

A

HPI

30
Q

What loads are on +125v DCMCC 1 and -125v DCMCC 1 that are not on the opposite train?

A

+125v has AFP discharge valve
-125v has AFP Main Steam Inlet Iso

31
Q

What Breaker tie’s Bus E6 and Bus F6 together?

A

BF609

32
Q

What Breaker tie’s Bus E4 and Bus F4 together?

A

BF409

33
Q

What Breaker tie’s Bus E5 and Bus F5 together?

A

BF517

34
Q

Bus A supplies which 480v Bus(s)?

A

E6, E4, E3 and E2

35
Q

Bus B supplies which 480v Bus(s)?

A

F6, F4, F4A, F3 and F2

36
Q

Bus C2 supplies which 480v Bus(s)?

A

E5

37
Q

Bus D2 supplies which 480v Bus(s)?

A

F5 and F7

38
Q

Bus C1 and D1 supplies which 480v Bus(s)?

A

E1 and F1

39
Q

What Bus(s) do EDG 1 and 2 supply power to?

A

C1 and D1

40
Q

What Bus(s) does the SBODG supply power to?

A

D3 to D2

41
Q

How many hours can SCI-UPS battery SB supply power?

A

12 Hours

42
Q

What are the Normal, Alternate, and Emergency Power supply’s for SCI-UPS?

A

Normal: Battery Charger DBCSPN
Alternate: Regulated Transformer XYVSA
Emergency: SCI-OPS Battery SB

43
Q

What role does C40UPS play in the SCI-UPS System?

A

Supplies power to critical lighting until the MDG is able to

44
Q

What type of Switch do E4 and the MDG supply power to E43 and how does it work?

A

Normal seeking switch. When power is lost to E43, it will switch the line up to be supplied from the MDG. When normal power is restored, it will automatically switch to the normal power alignment and the MDG will shutdown.

45
Q

What indications are there on the SCI-UPS Battery Charger DBCSPN?

A

DC Output Amps
DC Output Volts
Positive and Negative Ground Lights

46
Q

Which Miscellaneous ventilation systems have a smoke stat?

A

WT Building
TG Lube Oil Room
TB Heater Bay
Non-Rad

47
Q

How many gallons needs to remain in the New LO Tank and why?

A

6500 gallons to replace the contents of the TGLO tank

48
Q

If the Main Turbine Filter pump is in service parallel with the LO conditioner, what must happen and why?

A

Maintain > than 5ft in the TGLO tank to prevent drawing air into the LO Filter

49
Q

What is the maximum d/p across the filter when using the Portable Lube Oil Transfer pump?

A

30#

50
Q

What is the maximum discharge pressure of the Portable Lube Oil Transfer pump?

A

45#

51
Q

What is the name of the alternate source light on the static switch?

A

Alternate Source To Load

52
Q

What is the name of the alternate source light on an inverter?

A

Alternate Source Supplying Load

53
Q

Which Misc Ventilation systems have air temperature TRIPS?

A

Non-Rad Ventilation
Turbine Building Ventilation
Lube Oil Room Ventilation
Water Treatment

54
Q

Which Ventilation rooms have automatic light shut off’s, what temperature does it happen and how does it work?

A

HVSG rooms at 104F, an alarm will sound for 60 seconds before the lights shut off.

55
Q

What are the TB Ventilation System Temperature Trips for HVAC 1 through 4?

A

Discharge air temp 165F
Return air 175F

56
Q

What are the TB System Temperature Trips for the supply fans?

A

Discharge air 135F
Return air 175F

57
Q

What BUS supplies power to F13?

A

F7

58
Q

What are the Non-Rad Ventilation System trip temperatures?

A

135F for all

59
Q

What are the temperature ranges that ventilation is trying to keep the CCW Room, EDG Room, and Aux Feed Pump rooms?

A

AFP Room 104 to 80
CCW Room 99 to 80
EDG Room 90 to 60

60
Q

What are the criteria for SW Loop operability when it comes to Ventilation?

A

Outside temp 86+…. any fan out of service makes it’s train inoperable

Outside temp 86-…. One fan can be OOS and train will remain operable.

61
Q

What conditions bring in a control room alarm for DC Panel Voltage Low?

A

Less than 104v on D1P, D2P, D1N or D2N

62
Q

What conditions bring in a control room alarm for DC BUS 1 and DC BUS 2 Trouble?

A

BUS(s) 1P, 1N, 2P, or 2N Voltage low 127.1v, High 147.9v

DBC’s output of 116v

Input to DBC’s 440v

63
Q

What Control Annunciators are there for the DC system?

A

DC BUS 1 Trouble
DC BUS 2 Trouble
DC Panel Voltage Low
C1/D1 Control Power Trouble

64
Q

How many DC Control Annunciators are there and what kind are they?

A

4 Alarms
3 Trouble
1 Low Voltage

AO (11 decks)

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