LADWP ELECTRIC STATION OPERATO1

LADWP ELECTRIC STATION
OPERATOR (CIRCUIT BREAKERS,
DISCONNECTS, TRANSFORMERS)




switching08-08answer--
One08of08the08primary08tasks08of08the08Electric08Station08Operator08is08the08__________
08of08high08voltage08circuits.


500810008-08answer--
Electrical08current08may08flow08across08the08contacts08of08____08to08____08electrical08s
witches08before08it08reaches08the08consumer.

improper08-08answer--
The08__________08operation08of08these08electrical08switches08can08pose08a08serious08h
azard08to08personnel,08can08cause08destruction08of08expensive08power08system08equip
ment,08and08can08cause08unnecessary08interruption08of08electrical08service08to08consum
ers.

switches08-08answer--
Electrical08__________08are08installed08in08the08path08from08the08generator08to08the08co
nsumer08to08provide08reliability,08flexibility,08and08safeguards08for08the08electrical08power
08system.


emergency08-08answer--
Operators08use08electrical08switches08to08perform08routine,08automatic,08and08________
____08switching08operations08on08the08electrical08system.

Routine08-08answer--
___________08switching08is08for08maintenance,08construction,08cleaning,08testing,08etc.

Automatic08-08answer--
___________08switching08operations08include08automatic08reclosers08(ARs),08Voltage08
Pickup08Unit08(VPUs),08and08Automatic08Transfer08Switching08(ATSs).

, Emergency08-08answer--
___________08switching08operations08include08insolate08trouble,08restoration,084.8kV08
Ground08Search,08etc.

Automatic08-08answer--
The08placement08of08___________08electrical08switches08in08the08power08system08make
s08it08possible08to08limit08both08the08duration08and08the08extent08of08power08outages.

Emergency08-08answer--
__________08switching08performed08by08Operators08in08usually08in08response08to08pow
er08outages08and08abnormal08conditions08such08as08overloads.

manipulation08-08answer--
The08electrical08function08of08switches08falls08into08two08categories;08___________08of08
relatively08high08values08of08current08and08voltage08under08load08AND08the08switching08
of08circuits08to08provide08a08visual08confirmation08of08de-energization.

Circuit08breakers08-08answer--
__________08are08electrical08switches08that08are08used08to08manipulate08high08values08
of08current08and08voltage08in08circuits08that08are08carrying08current08or08will08be08carryin
g08current08following08the08operation.

Circuit08breakers08-08answer--
Transformers08and08voltage08regulators08must08be08energized08and08de-
energized08using08__________.

Circuit08breakers08-08answer--
__________08are08designed08to08open,08close,08energize,08de-
energize,08and08interrupt08normal08and08abnormal08values08of08current08flow08in08electri
cal08circuits

Disconnects08-08answer--
__________08are08provided08as08a08method08of08visually08confirming08that08a08circuit08h
as08been08"disconnected"08from08specified08sources08of08electrical08energy.

Disconnects08-08answer--__________08are08used08to08energize08or08de-
energize08short08sections08of08conductor08such08as08leads08connecting08a08circuit08brea
ker08to08its08associated08disconnects.

Disconnects08-08answer--
__________08are08not08designed08to08interrupts08current08flow,08open08or08close08circuit
s,08or08energize08and08de-energize08circuits08other08than08short08sections.

10082008-08answer--
During08abnormal08conditions,08current08often08exceeds08the08normal08limitation08of08the
se08devices08by08as08much08as08_____08to08_____08times08their08normal08rating.