Ladwp Electric Station Operator Exam 2025/2026 Edition | Circuit Breakers, Disconnects, Transformers | Verified Questions With Passed Answers

LADWP ELECTRIC STATION OPERATOR EXAM 2025/2026 EDITION | CIRCUIT
BREAKERS, DISCONNECTS, TRANSFORMERS | VERIFIED QUESTIONS WITH
PASSED ANSWERS


SECTION1:SWITCHING OPERATIONS &CLASSIFICATIONS
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1. Oneof the primary tasks of the Electric Station Operator is the
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A. monitoring
B. switching
C. maintaining
D. designing

Correct Answer: B. switching
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Rationale: The primary operational task of the Electric Station Operator is switching high-
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voltagecircuitstocontrolpower flow,isolateequipment,andmaintainsystemreliability .
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2. switching is performed formaintenance, construction, cleaning, and testing purposes.
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A. Emergency
B. Automatic
C. Routine
D. Manual

Correct Answer: C. Routine
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Rationale:Routineswitchingisplannedworkperformedformaintenance,construction,cleaning,andtes tin g of
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3. switching operations include automatic reclosers (ARs), Voltage Pickup Units (VPUs), a n d
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Automatic Transfer Switching (ATSs).
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A. Manual
B. Emergency
C. Routine
D. Automatic

Correct Answer: D. Automatic
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, Rationale:Automaticswitchingoperationsareperformedbydevicessuchasautomaticreclosers,VPUs,and ATSs wi
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thout direct operator intervention .
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4. switching is performedin response topower outages and abnormal conditions suchas o ve
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rloads.

A. Routine
B. Automatic
C. Emergency
D. Scheduled

Correct Answer: C. Emergency cv cn cn




Rationale:Emergency switching is the operator's response topower outages andabnormal conditions .
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5. The placement of cn cn




c electrical switchesin the powersystem makesit possibleto limit bot h the duration and the extent of pow
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er outages. cn




A. manual
B. automatic
C. routine
D. emergency

Correct Answer: B. automatic cv cn cn




Rationale:Automaticswitching devices respondinstantlyto systemfaults .
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6. Operators use electrical switches to perform routine, automatic, and
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A. scheduled
B. manual
C. emergency
D. maintenance

Correct Answer: C. emergency cv cn cn




Rationale:Thethree categories of switching operations areroutine, automatic, andemergency .
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7. Bank switching isperformed in substations toprovide adequate capacity forcustomer load, toprovid e an
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alternate source for customer load when equipment maintenance is required, and to:
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A. reducevoltage n
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B. searchfor4.8kV grounds cn cn cn