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Metro > Xtrap Traction > Flashcards

Xtrap Traction Flashcards

1
Q

What is the consist arrangement of an X’Trapolis three-car unit?

A

Motor - trailer - motor

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2
Q

What equipment is located on the roof of an X’Trapolis train Motor car? HR

A
  • HVACs
  • Resistor Grids
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3
Q

How are the Saloon doors numbered?

A

1 to 6 in a clockwise direction starting 1 end, A side.

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4
Q

What modes of lighting are available in the passenger saloon? 3

A
  • 0: Normal
  • 1/2: Half
  • 1: Emergency
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5
Q

What equipment is located on the roof of an X’Trapolis train Trailer car? PHL2xH

A

Pantograph
HVACs
Lightning Arrestor
2 x High Speed Circuit Breaker (HSCB)

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6
Q

What are the 5 isolating cocks in the Auxiliary Pneumatic Panel?
WUTTA

A
  • Whistle
  • Uncouple
  • Trip Cock Resest
  • Trip Cock Active
  • Auxiliary Pneumatic Panel
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7
Q

If the Brake Applied LED indicator lights are red are the EP brakes applied or released?

A

Applied

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8
Q

What types of connections does the Scharfenberg Coupler allow?

A

Pneumatic, Mechanic, Electrically

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9
Q

What type of brakes are fitted to the bogie of a Motor Car?

A
  • Disc Brakes
  • Tread Brakes
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10
Q

Which wheels are park brakes fitted to and which cars?

Odd

A

1, 3 & 7 motor cars only!

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11
Q

Do drivers access the E Box?

A

No

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12
Q

What is located in the Traction Container? MLTTT

A
  • Main Switch
  • Line Inductor
  • Traction Control Unit
  • Traction Inverter
  • Traction Cooling Fan
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13
Q

Which isolating cocks and units are fitted to the brake rack?
Bananas B1 & B2 are always running down

A
  • Brake Module
  • Bogie 1 & 2 IC
  • Aux IC
  • Aux Reservoir
  • Relay valve
  • Drain Valve
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14
Q

Where are the Tacho Speed Sensor Cables located on the Trailer Car?

A

Wheels 8 & 4

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15
Q

What is located within the Auxiliary Container?

A

2 x Static Inverters
Battery Charger

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16
Q

How many Air Compressors are located on the Trailer Car?

A

2

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17
Q

Do drivers operate the Battery Isolation Switch?

A

No

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18
Q

Where is the Pantograph located?

A

TP Trailer car

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19
Q

Where is the cab safety equipment stored in an X Trapolis train?

A

A side Equipment cabinet

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20
Q

Where is the circuit breaker panel in an X’Trapolis drivers cab?

A

Left hand side of Drivers Desk

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21
Q

What are the 4 positions of the Master Controller?

A
  • power
  • coast
  • brake
  • emergency
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22
Q

What are the Bypass Switches in a cab of an X Trapolis train? TAS

A
  • Tacho
  • Auto Vigilance
  • Safety Loop
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23
Q

What are the positions of the Reverser?

A
  • Forward
  • Neutral
  • Reverse
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24
Q

What does the Auto Vigilance Bypass Switch in bypass utilise when defective?

A
  • Hand Pilot Valve
  • Foot Pilot Valve
  • Trip Cock Device
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25
Q

What are the 5 positions of the Emergency Mode Switch and what are they used for?

A

1 - Holding Brake Inhibit
(Disables the automatic operation of the holding brake)
2 - Normal
(normal train running)
3 - Rescued
(Used when the X’trap is being rescued)
4 - Rescuing
(Used when Xtrap is non-electrically rescuing another train)
5 - Rescuing in propulsion
(Used when the X’trap is non-electrically rescuing a C, S or Locomotive by pushing)

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26
Q

What are the gauges in an X’Trapolis cab? 5

A
  • Digital Ammeter Gauge
  • Brake Cylinder Pressure Gauge
  • MR & BP Gauge (duplex)
  • Speedo
  • Voltmeter
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27
Q

What cab equipment is used with the VICERS system?
DADKA

A
  • Dimmer Switch
  • Acknowledge Button
  • Day/Night Switch
  • Key Switch
  • Audible Tone
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28
Q

What is the speed threshold of the holding brake?

A

0.5km/h

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29
Q

What voltage does the drivers seat switch run on?

A

24V DC

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30
Q

The Tachometer must register a speed below 0.5 km/ for what to function properly?
DUST

A
  • Door release
  • Uncouple Button
  • Safety Loop Reset
  • Trip Reset
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31
Q

What must the Battery Power not be less than to operate an X’trap train?

A

90 volts DC

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32
Q

What colour is the Main Res needle?

A

Red

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33
Q

What colour is the brake pipe needle?

A

Black

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34
Q

What do traction motors operate on?

A

3 phase variable AC

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35
Q

What does the high voltage circuit and equipment comprise of?

TARPL2hL

A
  • Traction Inverter
  • Auxiliary Inverter
  • Rheo Resistor Grids
  • Panto
  • Lighting Arrestors
  • 2 High Speed Circuit Breakers
  • Line Inductors
36
Q

What runs on 400v AC?
BATH

A

Battery Charger
Air Compressor
Traction Converter Cooling Fan
HVAC

37
Q

What components and systems do the LOW voltage circuits comprise of?

AB12A4

A
  • Auxiliary Inverter
  • Batteries
  • 110 v DC system
  • 24 v AC/DC system
  • AC system
  • 400/220 v AC system
38
Q

What is the maximum voltage the battery charger can produce?

A

123.6 v DC

39
Q

What are the 3 distribution lines of the 110 v DC distribution system?
PPP

A
  • Permanent Low Voltage
  • Prepared Low Voltage
  • Prepared Low Voltage and Cab Operative
40
Q

What 3 pieces of equipment are attached to the Permanent Low Voltage line?

A
  • Panto Electric Motor
  • Step Lights
  • Fluorescent Cab Light
41
Q

What 110 v DC equipment is operated by the energising of the Prepared Low Voltage and Cab Operative line?
CBENSPTSD

A
  • Communications
  • Braking Controls
  • Emergency Saloon lights
  • Normal Saloon Lights
  • Safety Loop
  • Panto Operation
  • Traction Controls
  • Status & Fault Indications
  • Door Control
42
Q

When the Master Key is removed without stabling, it energises the Prepared Low Voltage Line, what will occur within the train? 4 things

A
  • Train remains Prepared
  • Panto remains Raised
  • Settings of last cab in service are memorised
  • Marker Lights, Doors and Saloon Lights will retain whatever settings they had prior to the removal of Master Controller Key.
43
Q

Read and understand

A
44
Q

What 2 pieces of equipment are powered by 24 v AC power?

A
  • Headlights (High Beam)
  • CCTV Cameras in Passenger Saloon
45
Q

How long will batteries power the train for?

A

Up to an hour

46
Q

What components are the Safety loop compromised of?
TVMMEE

A
  • Trip
  • Vigilance Devices
  • Monitoring Pressure Switch MR on Trailer
  • Monitoring Pressure Switch BP on Trailer
  • ESB (Emergency Stop Button)
  • Emergency Position of Master Controller Handle
47
Q

What are the two circuit breakers the safety loops are protected by?

A
  • 23Q1
  • 23Q2
48
Q

What things will cause the Emergency Brake to activate?

Almost all can be found here

  • h
  • 2
  • V
  • E
  • S
  • T
  • 2
  • B
  • L
  • M
A
  • hand/foot pilot valve
  • 23Q1 & 23Q2
  • Vicers (VAR)
  • Emergency Brake
  • Stop Button
  • Trip
  • 2 keys simultaneously
  • BP in Release
  • Loss of 110 v DC
  • Main Res less than 580kPa
49
Q

How long must the train be stationary to reset the trip?

A

A minimum of 5 seconds

50
Q

What are the two positions of the 110 v supply switch?

A
  • Normal
  • Rescue
51
Q

In the event of an obstruction, how many times will the saloon doors attempt to close and at what intervals?

A

4 times at 3 second intervals

52
Q

On what doors do the external Emergency Door release operate on on MOTOR CARS?

A

1, 2, 5 &6

53
Q

On what doors do the external Emergency Door release operate on, on TRAILER CARS?

A

2 & 5

54
Q

After how long of Battery Charger failing will Emergency Lights come on?

A

1 minute

55
Q

What 2 lights does the Cab lighting consist of?

A
  • Fluorescent Tube
  • Spotlight
56
Q

What is the Main Reservoir Pressure?

A

750 kPa to 900 kPa

57
Q

What is the pressure for Main Reservoir Safety Valve?

A

980 kPa

58
Q

BRAKE PIPE pressure for Normal Operation?

A

0 kPa

59
Q

Brake pipe pressure for RESCUE Operation?

A

550 kPa

60
Q

Holding Brake Cylinder Pressure?

A

120 kPa

61
Q

Full-Service Brake Cylinder Pressure?

A

190 kPa

62
Q

Emergency Brake Cylinder Pressure?

A

210 kPa

63
Q

What components are the Air System of the X’Trap comprised of?

Think everything pneumatic

AAAABCCMM

A
  • Air Dryers
  • Air compressors
  • Aux Reservoir
  • Aux Pneumatic Panel
  • Brake Pipe (Rescue Only)
  • Compressor Governor
  • Compressor Governor IC
  • Main Res
  • Main Res pipe
64
Q

What are these and where will you find them?

A

HVAC Fault Lights - A side to the left of door 2

65
Q

What are the 3 safety loop bypass switches on the Drivers Control Panel (lead covers)

SAT

A
  • Safety Loop Bypass
  • Auto Vigilance Bypass
  • Tacho Bypass
66
Q

What is the risk while using online holding inhibit?

A

Roll back

67
Q

What are the 2 positions of the traction fault isolation switch?

A
  • Normal
  • Isolate
68
Q

What position must the Panto buttons be for the pantos to raise?

A

Latched out to raise, pushed in to lower

69
Q

Where is the TP circuit breaker panel located?

A

Left of door 2 within pelmet

70
Q

What circuit breakers are part of the TP car Circuit Breaker Panel?
BAPTAP

A
  • BCU
  • Aux Inverter 1
  • Panto 1
  • Tacho Unit
  • Aux Inverter 2
  • Panto 2
71
Q

Between what speeds do the brakes blend?

A

5-10 km/h

72
Q

What is the main res used for? 4

A
  • Whistle
  • Coupler
  • Trip
  • Spring Park Brake
73
Q

On an X’trapolis train, which of the 4 following equipment is present in the Cab Electrical Equipment (MCB Panel) Cabinet?

  • Various Circuit Breakers and Controls
  • Air Conditioning Unit Control Switch
  • Safety Loop Rescue Switch
  • Horn Isolating Switch
  • VICERS Isolating Cocks
  • One Car Operation Switch
  • Door Loop By-Pass key switch and
    Isolation light
A
  • Door Loop By-Pass key switch and
    Isolation light
  • Safety Loop Rescue Switch
  • Various Circuit Breakers and Controls
  • Air Conditioning Unit Control Switch
74
Q

On an X’trapolis train, the Wheelchair ramps are located at which doors?

A

1 & 6

75
Q

The Driving Aids Control Panel consists of what? 9 things

A
  • Headlight Control Switch
  • Whistle Handle
  • Whistle Low Tone Button
  • Windscreen Washer Control Button
  • Windscreen Wiper Control Switch
  • Cab Lighting Control Switch
  • Safety Loop Bypass Switch (Sealed)
  • Auto Vigilance Bypass Switch (Sealed)
  • Tacho Bypass Switch (Sealed)
76
Q

On an X’trapolis train, the Brake Cylinder Pressure gauge indicates air pressure in which brake cylinders?

A

No. 1 Bogie on that car

77
Q

On an X’traopolis train, once energised, what equipment does the Prepared Low Voltage Cab Operative line serve? 9

A

• Pantograph operation
• Status and Fault indications
• Traction Control
• Braking Control
• Door Control
• Safety Loop
• Communications
• Emergency Saloon Lighting
• Normal Saloon Lighting

78
Q

On an X’trapolis train, if the safety loop is deenergised, which of the following will occur?

• Emergency Brakes will apply
• Doors will lock
• Recording of Emergency Brake application by Data Logger
• Trip Raises automatically
• Inhibition of Electrical Braking and
Traction
• Friction Brakes will apply
• Doors will release
• Emergency Brake fault light illuminates on the Fault & Status panel
• Pantographs will automatically drop

A

• Emergency Brakes will apply
• Recording of Emergency Brake application by Data Logger
• Inhibition of Electrical Braking and
Traction
• Friction Brakes will apply
• Emergency Brake fault light illuminates on the Fault & Status panel

79
Q

On an X’trapolis train, where is the Safety Loop Rescue Switch located?

A

• In the MCB panel in the Driving Cab

80
Q

On an X’trapolis train, where are the
Saloon Door Motors located?

A

• In a compartment to the upper left of
each door

81
Q

On an X’trapolis train, within the
Auxiliary Pneumatic Panel the Trip Cock
Active serves what purpose?

A

• Isolates Air Supply to the Trip Cock device rendering it in the Lowered position

82
Q

On an X’trapolis train, if the Safety System Isolation light is illuminated, what does this indicate?

A

• Door Loop ByPass has been turned

83
Q

On an X’trapolis train, when does the
Passenger Emergency Intercom time out?

A

90 seconds

84
Q

On an X’trapolis train, in a rescue scenario, at what Brake Pipe Pressure will the Safety Loop close?

A

430 kPa

85
Q

On an X’trapolis train, after attaching with two drivers available, from which cabs will a continuity test be performed?

A

• Lead Motor
• Trailing Center Motor

Metro (16 decks)

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