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Class 228 - Cert IV > XTRAP TRACTION > Flashcards

XTRAP TRACTION Flashcards

1
Q

How do the cab doors lock?

A

Slam lock when closed

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2
Q

What key is used to access the cab?

A

V29P

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3
Q

How many PIDS per car?

A

2
1 at each end

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4
Q

What end of the T car is the panto located?

A

No. 2 end

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5
Q

How can you identify which end is which when in the T car?

A

Air Conditioner Status Lights
Located on A side wall next to door 2

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6
Q

What equipment is located on the roof of the M cars?

A

HVACs
Resistor Grids

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7
Q

What equipment is located on the roof of the T cars?

A

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

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8
Q

What 5 cocks are located in the Auxiliary Pneumatic Panel?

A

Horizontal:
Whistle
Uncoupling
Trip Cock Reset

Vertical:
Trip Cock Active
Auxiliary Pneumatic Panel

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9
Q

Where is the Auxillary Pneumatic Panel located?

A

B side on M cars
Near cab door and 8 wheel

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10
Q

Where are Brake Applied Indicator Lights found?

A

Each corner of all cars

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11
Q

What do the lights on the Brake Applied Indicators mean?

A

Red - EP brakes applied
Green - EP brakes released

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12
Q

What Isolating Cocks are on the Coupler?

A

Main Reservoir
Brake Pipe
Electrical Isolating Switch (on coupler)

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13
Q

Where is the Transition Coupler located?

A

No. 1 end, A side on M car

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14
Q

What cars have Disc brakes?

A

M cars only, 1 per Axel
(1, 3, 5, 7)

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15
Q

What cars have Tread brakes?

A

All cars, 1 per wheel

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16
Q

What cars/wheels have Spring Park Brakes?

A

M cars only
Wheels 1,3,7

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17
Q

What cars have Traction Motors?

A

M cars - 1 per Axel

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18
Q

What wheels on M cars have Wheel Slide Prevention Units?

A

2, 4, 6, 8

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19
Q

What is this on A side of the M/T car?

A

Electrical Box (E Box)

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20
Q

What container is located on the T car, what does it contain?

A

Traction Container
Contains:
Traction Inverter
Traction Control Unit

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21
Q

What voltage is fed into the Traction Inverter and what does it invert it into?

A

1500VDC
Inverted to 3 Phase Variable AC

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22
Q

What is on the outside of the Traction Container?

A

Traction Cooling Fan (B side)
Main Switch (A side)

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23
Q

What does the Line Inductor do?

A

Cleans the power

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24
Q

What does the TCU do?

A

Uses data on state of traction equipment, commands, speed and weight to determine how much power to send to the Traction motors

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25
Q

What does the Brake Rack contain and where is it located?

A

Located on B side of T and M cars
Contains:
Brake Module
Bogie 1 & 2 IC
Auxiliary Reservoir
Aux Res IC
Relay Valves
Drain Vale

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26
Q

What makes up the Pneumatic Supply System?

A

2 x Air Compressors
Main Reservoir
Compressor Governor IC
Compressor Governor
Air Dryer

27
Q

What side of the T car has the Batter box door?

A

A side

28
Q

What is the speed threshold for the DDU CCTV?

A

3km/h

29
Q

If train has altered running, what must the driver do?

A
  1. Disable automatic announcements
  2. Select SERVICE CHANGE special message on DDU
  3. Make a PA and announce altered stopping conditions
30
Q

What is the Full Cab Unattended Procedure?

A
  1. PA if necessary
  2. Ensure emergency brakes are applied
  3. Reverser to neutral, marker lights to white
  4. Take keys and portable Radio
  5. Lock cab door
31
Q

What is the procedure for a Modified Cab Unattended Procedure?

A
  1. Ensure emergency brake applied
  2. Reverser to Neutral, marker lights to white
  3. Take keys
  4. Turn DTRS volume up
  5. Cab door does not need to be locked
32
Q

How long after stabling does the marker lights and emergency saloon lighting turn off?

A

15 minutes

33
Q

At what pressure does the second air compressor kick in for the main Reservoir?

A

650KPA

34
Q

How long do doors 1,2,56 stay open once the controller key is removed?

A

10 minutes

35
Q

At what pressure will the main res cause the safety loop to open

A

530KPA

36
Q

What is the Main Reservoir Pressure when operating normally?

A

750 - 900KPA

37
Q

At what pressure does the Main Reservoir Safety Valve open?

A

980KPA

38
Q

What is the Brake Pipe pressure in normal operation?

A

0KPA

39
Q

What is Brake Pipe Pressure in a Rescue Operation?

A

550KPA

40
Q

At what pressure does the Brake Pipe open the safety loop?

A

300KPA

41
Q

What is holding brake pressure?

A

120KPA

42
Q

What pressure is Full Service Brakes?

A

190KPA

43
Q

What pressure is Emergency Brakes?

A

210KPA

44
Q

What is in the Auxiliary Pneumatic Panel?

A

Whistle
Uncouple
Trip Cock Active
Trip Cock Reset
Auxiliary Pneumatic Panel IC

45
Q

What components make up the Compressed Air System? (9)

A

2x Air Compressors
Compressor Governor
Compressor Governor IC
Air Dryer
Main Reservoir
2x Auxiliary Reservoir
Main Reservoir Pipe
Brake Pipe
Auxiliary Pneumatic Panel

46
Q

What are the positions of the EMY Mode Switch (EMS)?

A
  1. On-line Holding Brake Inhibit
  2. Normal
  3. Rescue
  4. Rescuing
  5. Rescuing in Propulsion
47
Q

What does Permanent Low Voltage supply? (110vDC)

A

Panto Electric Motor
Cab Fluoro Light
Step Light

48
Q

What does Prepared Low Voltage & Cab Operative supply? (8)

A

Panto Operation
Status & Fault Light Indicators
Traction Control
Brake Control
Safety Loop
Comms
EMY Saloon Lighting
Normal Saloon Lighting

49
Q

What is supplied when in Prepared Low Voltage? (5)

A

Train remains prepared
Pantos raised
Settings of last can memorised
Markers, door & saloon lights retain setting
Panto Up & Down latch buttons

50
Q

What components make up the High Voltage System? (7)

A

Pantos
Lightning Arrestor
2x HSCB
Line Inductor
Traction Inverter
Resistor Grid
Auxiliary Inverter (SIV)

51
Q

What are the components of the Low Voltage System? (6)

A

Auxiliary Inverter (SIVs)
400/220v AC System
110vDC System
HVACs
Air Compressors
Battery Charger
Traction Cooling Fans

52
Q

What are the Safety Loop Bypass Switches? (4)

A

Safety Loop Bypass (sealed)
Auto Vigilance Bypass (sealed)
Tacho Bypass (sealed)
Door Loop Bypass

53
Q

When over 0.5km, what does the Tacho inhibit? (4)

A

Door Release
Uncouple
Safety Loop Reset
Trip Reset

54
Q

What are the positions of the Tacho Bypass Switch?

A

Normal & Bypass

55
Q

What are the switch positions for Auto Vigilance Bypass?

A

Normal and Bypass

56
Q

When Auto Vigilance has been Bypassed, what is isolated?

A

Trip, Hand & Foot Pilot

57
Q

What are the positions of the Safety Loop Bypass Switch?

A

Normal, Test, Bypass

58
Q

If the Safety Loop has been Bypassed, how can the Emergency Brake be applied?

A

Releasing the Bypass Switch will apply the Emergency Brake

59
Q

What can cause the Safety Loop to open? (11)

A
  • Main Res pressure below 580KPA
  • Brake pressure below 300KPA
  • Trip Activated/Raised
  • VICERS
  • Hand/Foot Pilot not set
  • Loss of 110vDC
  • Master Controller in EMY
  • ESB
  • 2 or more keys inserted
  • Emergency Auto Vigilance button not pressed within 40 sec when operated
  • 23Q1 or 23Q2 short circuit
60
Q

What does the SIVs power?

A

Battery Charger
2x Air Compressors
2x Traction Cooling Fans
HVACs
400/220vAC System
110vDC System

61
Q

If 1 SIV is lost, what is powered by the remaining SIV? (5)

A

No. 1 HVACs
No. 1 Air Compressor
Full Saloon Lighting
2x Traction Cooling Fans
Battery Charger

62
Q

What runs off the 400/220vAC System? (5)

A

Battery Charger
2x Air Compressors
2x Traction Cooling Fans
HVACs
220vAC GPO

63
Q

What are the 4 causes of a flashing door close light?

A

Saloon door failing to close and lock
Fault within door system
Coupler fault after uncoupling
DER activated

Class 228 - Cert IV (19 decks)

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