6th step apprentice Initial core knowledge

Question 1

Which of the following reasons would you bypass an Automatic Recloser (AR)? (Select the three that apply).

Accepted Answer

(a)Working on the high side of the AR, (b) Paralleling with another circuit, AR is inoperative

Question 2

In an SOB 322 area, what period of the year are AR'snotcapableofremoteoperationBLOCKED,evenifRedFlagWarningisnotineffect

Accepted Answer

a.October 1- November 30

Question 3

What is the purpose of the Switching Technique red card?

Accepted Answer

Used as an error prevention tool that provides a formal means of self-check

Question 4

Whenworkingonenergizedhigh-voltageswitchingequipmentorlinetapsandbranchlinefusesthatrequireanoutageyoushoulddo the follo

Accepted Answer

All of the above

Question 5

Prior to issuingNoTestOrders on lines or equipment all automatic reclosing equipment on the line or equipment affected__

Accepted Answer

shall be made non-automatic

Question 6

The phase overcurrent relay trips an AR when the minimum trip setting is exceeded on__of the phases.

Accepted Answer

(a) Any one

Question 7

Upon arriving at an unattended substation, when must you report your presence to the System Operator?

Accepted Answer

Within 2 minutes

Question 8

Which SOB describes writing, reviewing and approving switching orders?

Accepted Answer

SOB 130

Question 9

Generation Remote Controlled Switches can be recognized on circuit maps by the device number containing theidentifier__.

Accepted Answer

RCSG

Question 10

When customerpresenceisrequiredandSCEhasscheduledanappointmentwiththecustomerforaspecifictime,SCEguaranteesarrivalwithin

Accepted Answer

30 minutes

Question 11

Which of the following is NOT a performance-based ratemaking?

Accepted Answer

Employee satisfaction

Question 12

Communication, Checklist, CMI Factor and Completion Phase are known as__.

Accepted Answer

the 4 C's of Troubleshooting

Question 13

How many DOCs operate within the Edison system?

Accepted Answer

four

Question 14

Which switch is open according to the symbol shown?

Accepted Answer

PS 0122

Question 15

In the field, how many Fault Indicators are usually enough for a circuit?

Accepted Answer

3

Question 16

Which of the following scenarios does NOT require a switching program? (Select the two that apply.)

Accepted Answer

Emergency switching, When O.D. 245 us used

Question 17

Induction voltage regulators are used primarily__.(Select the two that apply.)

Accepted Answer

as station regulators, to stabilize voltage

Question 18

Identify the SCE standard phase angles (rotation).

Accepted Answer

A: 0, B: 120, C: 240*

Question 19

Once a blown tap condition has been identified, the next step would be to__.

Accepted Answer

find the location of the blown tap on the circuit

Question 20

It is important to verify how the co-generation facility is__ the Edison system.

Accepted Answer

interconnected to

Question 21

What conditions will initiate a P.E. gear transfer to Emergency? (Select the three that apply.)

Accepted Answer

Loss of voltage sensed by PT., Preferred source is 65% of nominal voltage., Single-phase conditions.

Question 22

Which of the followingisnottrueofautomateddistributioncircuitoperationswhenoperatingrestrictionsareineffectandacircuitor

Accepted Answer

ifacircuitrelaysduringaRFWorEFWT,andistheRFWorEFWTiscancelledwhilefieldpers, Whenacircuitrelayswithafaultlocatedremainingupstreamanddownstreamcircuitsec

Question 23

Which of the following current readings indicate an open neutral when measuring currents on a customer's service?

Accepted Answer

Five (5) amps measured on the whole house feed (Both live and neutral wires

Question 24

When manually operating an RCS, the LOCAL/REMOTE switch must be in the__position.

Accepted Answer

LOCAL

Question 25

When using QV&V to clarifyconfusinginformation,whichofthefollowinghelpyoutoqualifythesourceofinformationbeingused?Select

Accepted Answer

Determine if the information is relevant to the situation., Determine if the information is from a source you consider reliable

Question 26

The total current for a 900 kVAR capacitor bank on a 16 kV circuit is approximately__.

Accepted Answer

32.5 A

Question 27

Identify the fault indicator that is set at 400 A in the circuit map below.

Accepted Answer

P.S. 40

Question 28

AccordingtotheElectricalServiceRequirementsmanualwhatarethepermissibleservicevoltagesfora0-600Vthree-phase,three-wire el

Accepted Answer

240/480 V

Question 29

A circuit map symbol for a co-generation facility must contain all of the following information except__.

Accepted Answer

fuse type and size

Question 30

WhichbestdescribesaTailboardconference(chooseeachthatapplies)? ‹EffectivetailboardTM-PPEandSafetyRev 1,Tailboard,APMP.20

Accepted Answer

(d) Both A. and C.

Question 31

A Part Lights condition on a series streetlightcircuitcanbecausedby__thatprovidesacurrentpaththatbypassessomeofthelights

Accepted Answer

(a) a second ground

Question 32

Transmission and Distribution represented trades are eligible for__Incentive Opportunity (or, "Target").

Accepted Answer

4%

Question 33

You want todetermineifthephases of a 4/2.4kV circuitarebalanced.Thelow-phasereadingisgreaterthan100AThedifferencebetween

Accepted Answer

20 A + 10% of Low-Phase Amps

Question 34

Following a trip of a substationCBduetoafaultonacircuit,howlongafterthesubstationCBinitialtripbeforetheAUTO/REMOTEmid-po

Accepted Answer

30 seconds

Question 35

You can use LBEs on surface-operable equipmenttodropandpickuploadifitatleastoneofthefollowingconditionsexist:Selecttheth

Accepted Answer

Theelbowwas determined to be operable while energized according to DOM CC-5, Theelbowsareinstalledondeadendedtransformerswithcurrentlimitingfuses,withth, The elbows areinstalledonswitchedloopedtransformerswiththelookBswitchedopen

Question 36

What is the purpose of fault interrupters? (Select the three that apply.)

Accepted Answer

Enables you to sectionalize 12 kV and, Used for high-side transformer protection, Provide overcurrent protection

Question 37

AccordingtotherestorationgoalsofT&D,duringacategory1and2storm,everyeffortismadetohaveno customer without service for mor

Accepted Answer

24 hours, 72 hours

Question 38

Which of the following is a causeFluctuating voltage calls generally requires what tools?

Accepted Answer

Voltmeter and Ammeter and unbalanced load

Question 39

Whichofthefollowingmethodsareusedtobleedoffcapacitivevoltageswhencheckingmeterpanelphase-to-groundvoltagesSelect the two

Accepted Answer

Temporary grounding device is placed in parallel with the voltmeter., Wiggy is placed in parallel with the voltmeter

Question 40

Which map is typically a scaled back version of a circuit map?

Accepted Answer

Single Line Diagram

Question 41

Phase-to-ground readings show as true voltages when a__is placed inparallel with the voltmeter as opposed to__voltages.

Accepted Answer

Wiggy, capacitive

Question 42

What is the minimum safe working load of any line or sheave used for remote underground switching?

Accepted Answer

400 pounds

Question 43

An imbalance on a 4-wire circuit results in__.

Accepted Answer

high neutral (A4) current readings

Question 44

A NoTestOrder__intendedtoprovideprotectionfromthepossibilityofcontactwithenergizedconductorsorfromanyotherelectricalhaza

Accepted Answer

is not

Question 45

When a 200:5 CT has a rating factor of 2, this signifies that the CT can actually handle how many amps of load?

Accepted Answer

400 amps

Question 46

When manually energizing OH capacitor banks__.

Accepted Answer

the first fuse is "free"

Question 47

Which of the following is a post switching technique? (Select the three that apply.)

Accepted Answer

Communicate ALU,PLU, Communicate with switching center, Lock and Tag

Question 48

Following some event that opens the RCSG, when thecircuitconditionsareconfirmednottocausefurtherinterruptions,theRCSG__.

Accepted Answer

should be closed by the Switching Center Operator

Question 49

When must you block a ground relay on an Automatic Recloser (AR)? (Select the two that apply)

Accepted Answer

D.When paralleling the AR with another circuit, C.When bypassing around an AR

Question 50

Which of the following are Grid Control Center (GCC) responsibilities?

Accepted Answer

All of the above

Question 51

A 6.6 street light circuit uses a_to control a Remote Control Outdoor Circuit (RCOC)switchtoturnon/offtheRegulatedOutput

Accepted Answer

a)photocell

Question 52

A substation logbook is a__of the events affecting SCE personnel and equipment.

Accepted Answer

Official Company record.

Question 53

Any Line Clearance constitutes a Clearance on__.(select all that apply)

Accepted Answer

the entire line, attached substation equipment, line section

Question 54

No test orders are required for which of the following?

Accepted Answer

ALL of the above

Question 55

Therequiredplacardshownbelow,wouldberequiredtoidentifythe__connectedtocustomerownedgenerationequipment.GenerationThisPan

Accepted Answer

load side of the main breaker

Question 56

When can you bypass a voltage regulator when it is NOT in NEUTRAL position?

Accepted Answer

NEVER

Question 57

With P.E.A., whenthepreferredlinebecomesenergized,itwillcloseaftera__time delay,establishingabrief3 cycleparallelwiththe

Accepted Answer

60 minute

Question 58

Where capacitor banks are installed for minimum VAR requirement (light load),__banks are used

Accepted Answer

(b) fixed

Question 59

Someactionsperformedduringorafterswitchingareveryimportantpartsofswitchingtechniqueorimportantforsafetyinissuingclearenc

Accepted Answer

Issuing and releasing clearances, Placement tags or warning blocks

Question 60

The qualified person requiring a Clearance for work shall request the Clearance from__,__ or__ as appropriate.

Accepted Answer

the jurisdictional Switching Center, Acting Operator, Qualified Person

Question 61

System Operating Bulletin that covers Clearance Procedures is__.

Accepted Answer

SOB 0132

Question 62

The Switching Center has jurisdiction for___

Accepted Answer

All equipment in the station

Question 63

Secondary systems shall be designed to a maximum of__voltage drop for end of the line voltage.

Accepted Answer

3%

6th step apprentice Initial core knowledge

Questions 63

6th step apprentice Initial core knowledge

Questions 63