18MONTH

The flashcards below were created by user arb1172 on FreezingBlue Flashcards.

HOW MANY AMPS ARE ON THE PRIMARY SIDE OF A STEP DOWN TRANFORMER UNDER FULL LOAD

32 AMPS
SYMBOL FOR FULL WAVE RECTIFIER
WHAT IS THE RATING OF A SIGNAL MACHINE ALTERNATOR

75 KVA
WHAT RELAYS INDICATE A BUSS LOCKOUT

CA4 AND JD
A RELAY ON A SIGNAL MACHINE THAT BEGINS WITH A 1 MONITORS WHAT

GENERATOR SIDE.
WHAT MUST YOU DO BEFORE WORKING ON A TRANSFORMER

ISOLATE PRIMARY AND SECONDARY HIGH AND LOW SIDE
A RELAY ON A SIGNAL MACHINE THAT BEGINS WITH A 2 MONITORS WHAT

MONITORS THE MOTOR SIDE
HOW DO YOU CHECK VOLTAGE ON A BUSS

AT THE SECONDARY POTENTIAL FUSE. V AND VO ON THE TERMINAL BLOCK
THE DIFFERENCE BTWN THE FULL LOAD SPEED AND SYNC SPEED IS WHAT

SLIP OF THE MOTOR
WHAT IS THE ACCEPTABLE DI-ELECTRIC INSULATION VALUE OF OIL

26 KV
WHAT MUST YOU DO PRIOR TO WORKING ON THE SUBSTATION RAIL RETURN BUSS

APPLY THE PROPER GROUNDS
WHAT ALARM HAS THE PD OPEN THE LOW SIDE THEN THE HIGH SIDE
- BTA
- BELL TEMPERATURE ALARM
HOW MANY VOLTS AND AMPS IS A TROLLEY BREAKER RATED FOR
- 35 KV
- 1500 AMPS
WHAT IS THE RATIO OF A POTENTIAL TRANSFORMER

100:1
WHAT IS THE SIZE OF THE FUSE ON THE SECONDARY SIDE PF A POTENTIAL TRANSFORMER

6AMPS
WHAT PROVIDES THE POWER FOR THE SIGNAL LINE AND CHANGES THE FREQUENCY

SIGNAL MACHINE
WHEN IS IT SAFE THE WORK ON A CIRCUIT

WHEN IT IS TESTED DE-ENRGIZED AND GROUNDED
WHAT ARE THE HOT LEGS OF A CT
- F FF
- S SS
WHAT SIDE OF A STEP UP TRANSFORMER HAS MORE TURNS ON THE WINDINGS

SECONDARY
HOW MANY VOLTS IS THE THIRD RAIL

750 VDC
WHAT IS THE RATING OF THE PRIMARY FUSE ON A SERVICE TRANSFORMER

.5 AMPS
SYMBOL FOR A CT
what type of print is needed to replace or work on a test switch
- R&C
- RELAY AND CONTROL
AMTRAK STEP DOWN POWER TRANSFORMER ARE WHAT POLARITY

SUBTRACTIVE
HOW DO YOU MEASURE VOLTAGE WITH A MULTI METER

IN PARALLEL
WHAT MUST BE DONE TO A LIGHTNINING ARRESTOR PRIOR TO WORKING ON IT

DISCHARGE
AC TO DC

RECTIFIER
DC TO AC

INVERTER
WHAT NEEDS TO BE OPENED FOR A TRANSFORMER CLEARANCE

HIGH AND LOW SIDE
THE LIGHNING ARRESTOR IS LOCATED BTWN WHAT 2 DISCONNECTS

F AND T DISC
WHAT MUST BE DONE PRIOR TO WORKING ON A VACUUM CIRCUIT BREAKER

DISCHARGE THE SPRING FIRST
WHAT IS STATION CONTROL VOLTAGE

132 VDC
WHAT CANNOT BE TICK TESTED

TRANSMISSION LINE
WHAT PROPERTY EXISTS WHEN THE RELATIVE POSITION OF 2 INDUCTORS CAUSES THE MAGNETIC LINES OF FORCE TO LINE WITH THE TURNS OF ANOTHER

MUTUAL INDUCTION
AT WHAT VOLTAGE DO YOU NEED A CLEARANCE

480 AND ABOVE
WHAT IS THE FIRST THING YOU DO IF YOU GET A HOT TICK

CALL THE PD
WHAT DOES THE 230 LOCKOUT PREVENT

AUTOCLOSURE OF THE SIGNAL FEEDER
THE CR IS SUPERVISED BY WHAT RELAY

AV RELAY
WHAT POLARITY IS THE SIGNAL TRANSFORMER

SUBTRACTIVE
WHAT TYPE OF RELAY RESPONDS TO EXPANDING BI-METAL

THERMAL
WHAT ALLOWS THE SEPERATION OF TROLLEY CIRCUITS AND CONTINUATION OF POWER

SECTION BREAK
WHAT IS THE FIRST THING YOU DO AFTER RECIEVING SWITCHING ORDERS FROM THE POWER DIRECTOR
- REPEAT THEM
- WRITE THEM DOWN
WHAT IS THE VOLTAGE AMD FREQUENCY OF A 152 CONTACTOR
- 480 VOLTS
- 100 HZ
- SINGLE PHASE
WHAT IS A MEGGER USED FOR

TESTING THE INSULATION VALUE
WHAT IS THE SECONDARY VOLTAGE ON A HEATER STATION TRANFORMER
- PRIMARY 12 KV
- SECONDARY 480 V
WHAT TYPE OF RELAY INTRODUCES A DELAYED REACTION WHERE THE DELAY DECREASES AS THE OPERATING FORCE INCREASES

INVERSE TIME RELAY
WHAT DOES A CURRENT TRANSFORMER DO

STEPS DOWN AMPERAGE TO LEVEL THAT CAN BE MEASUERED
POWER TRANSFORMERS USED BY AMTRAK ARE WGAT CONFIGURATION

WYE DELTA

Author

arb1172

259842

Card Set

18MONTH

Description

18 MONTH REVIEW

Updated

2014-02-02T22:56:16Z

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