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HCMT Traction > General > Flashcards

General Flashcards

1
Q

What car types are there?

A

Tc
DMp
Mp1
Mp2
DT

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2
Q

How are the cars arranged?

A

Tc-DMp-Mp1-DT-Mp2-DMp-Tc

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3
Q

What do the car types contain?

A

Tc= Trailer and Cab

DMp= Door, Motor and Pantograph

Mp= Motor and Pantograph

DT= Door and trailer

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4
Q

Where is the internal fire extinguisher located?

A

Mp2
The higher numbered Mp car

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5
Q

Where are the wheelchair ramp storage cabinets located?

A

Number 1 end of a Tc car
Doors 1 and 2

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6
Q

Where is the portable wheelchair ramps located?

A

DMp cars
In cabinets next to doors 1 and 2

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7
Q

What roof mounted equipment is located on each car?

A

Tc:
Air exhaust
Saloon HVACs
Cab HVAC

DMp:
Pantograph
Air exhaust
Saloon HVACs

Mp:
Pantograph
Air exhaust
Saloon HVACs

DT:
Air exhaust
Saloon HVACs

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8
Q

Where are the air suspension isolating cocks located on every car?

A

On B side, towards 2 end

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9
Q

What is the primary suspension?

A

Rubber laminated springs

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10
Q

What are the isolating cocks under the coupler cover?

A

-Uncouple device
-Towing Unit
-Brake Pipe
-Main reservoir
-Horn

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11
Q

How many cells are in the battery box?

A

80 cells

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12
Q

What is the Air supply unit (ASU) comprised of?

A

-Main air compressor
-Air dryers
-Filters

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13
Q

What does the High voltage (HV) box consist of?

A

-High speed circuit breaker (HSCB)
-Harmonic Wave Detection Device (HWDD)

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14
Q

What does the Variable Voltage and Variable Frequency (VVVF) Cabinet consist of?

A

-Two traction inverter modules
-Traction Control Unit (TCU)

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15
Q

What does the Traction Inverter convert 1500vDC to?

A

Three-phase variable voltage

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16
Q

What is the EAD button?

A

Emergency Access Device

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17
Q

How long does the EAD button need to be held for?

A

10 seconds

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18
Q

What does the EAD inhibit do?

A

Prevents the cab EAD from releasing the cab door for 5 minutes

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19
Q

What is the cab emergency equipment?

A

-First Aid Kit
-ATWs (12)
-Emergency track circuit jumper cables (3)
-Switch stick
-Red and green flags
-Fire extinguisher

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20
Q

What are the displays screens?

A

-Human Machine Interface (HMI)
-Driver Machine Interface (DMI)
-Surveillance Display Unit (SDU)
-Back up screen

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21
Q

What are the positions of the reverser?

A

-Forward
-Neutral
-Reverse
-Off

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22
Q

If an internal DER is activated, how long is it before the door can be opened?

A

20 seconds

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23
Q

How is the DER inhibit used?
How long is it inhibited for?

A

If pressed within the 20 seconds of the DER being pulled it will inhibit the door from being opened

Inhibits it for 120 seconds

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24
Q

What is in the A side Electrical cabinet?

A

-Isolation/Override controls
-Circuit breakers
-Communication equipment
-Vigilance equipment

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25
Q

What are the 5 positions of the Recovery mode switch?

A

0- Normal
1-Pushed by other train
2-Pulling other train
3-Pulled by other train
4-Pushing other train

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26
Q

How are the doors labelled?

A

1-6 in a zigzag pattern
Door 1 is on the right (A side)

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27
Q

How are the cars numbered?

A

Tc- 0
DMp- 1
Mp1- 2
Dt- 3
Mp2- 7
DMp- 8
Tc- 9

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28
Q

Where are the DERs located?

A

One per door

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29
Q

When overhead power is lost, what happens to the saloon lighting?

A

Batteries provide full lighting for 10 minutes, then reduced lighting for 2 hours

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30
Q

Where is the saloon Brake Supply isolating cock located?
Which cars?

A

In all cars
In cabinet B06 next to door #4

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31
Q

Where is the saloon Park Brake isolating cock located?
Which cars?

A

DMp, Mp and Dt cars

On cabinet B07 next to door #3

32
Q

Where is the saloon Pantograph isolating cock located?
Which cars?

A

DMp and Mp cars

Cabinet U12 next to door 2

33
Q

From how far away does the stopping aid camera come on at a platform?

A

10 metres before the stopping mark

34
Q

If a PI call is not answered after how long will it be added to Metrol’s call list?

A

30 seconds

35
Q

What are the three levels of alerts on the DDU?

A

Level one
Level two
Level three

36
Q

What indication is received for a level 1 alert?

A

Audible tone
Flashing red bar

37
Q

What indication is received for a level 2 alert?

A

Audible tone
Flashing yellow bar

38
Q

What indication is received for a level 3 alert?

A

Steady yellow bar

39
Q

What indication is received for a closed and inhibited door?

A

Solid grey box inside the train

40
Q

What indication is received for a closed but not inhibited door?

A

Solid green box inside the train

41
Q

What indication is received for an open door?

A

Solid white box outside the train

42
Q

What indication is received for a failed or defective door?

A

Solid steady red for failed door

Flashing red for a DER pulled to stage 2

43
Q

What indication is received for an isolated door?

A

Yellow box inside the train

44
Q

What indication is received for a door that has an unknown status?

A

An empty box
System not able to communicate with the door

45
Q

What is in the high voltage box?

A

High-speed circuit breaker (HSCB)

Harmonic Wave Detection Device (HWDD)

46
Q

What do the auxiliary inverters convert 1500v DC into?

A

415v AC

47
Q

How many cells in the battery box?

How long will the battery power the train for?

A

80 cells

2 hours

48
Q

What is the 415v AC equipment?

A

Battery chargers
Air compressors
Traction equipment cooling systems
HVAC- cab and saloon

49
Q

When on battery power, what will happen?

A

Saloon lighting will reduce to 50% brightness after 10 minutes

No aircon, only fresh air fan

Saloon door controls operate as normal

50
Q

What circuit breakers will cause the train to fail?

A

BETC

Brake control supply (both ends)

Emergency brake loop power supply (both ends)

Traction control

Cab activation

51
Q

How is the safety loop reset?

A

Stationary for at least 3 seconds

Reset reason for emergency brake

MC to Max brake and reverser to neutral

52
Q

What is Main reservoir operating pressure?

A

850-1000 kPa

53
Q

What is Emergency brake cylinder pressure?

A

280-460kpa

54
Q

What is maximum brake cylinder pressure?

A

250-380kpa

55
Q

What is holding brake cylinder pressure?

A

140-240kpa

56
Q

What does the Air supply unit (ASU) consist of?

A

Main air compressor
Air dryers
Filters

57
Q

What does the auxiliary compressor do?

A

Raise the pantograph (as a backup)

58
Q

On which end of the car is the pantograph located?

What force are they operated by?

A

1 end

Pneumatic pressure

59
Q

What brakes do Tc cars have?

A

EP
Holding
Emergency

60
Q

What brakes do DMp cars have?

A

EP
Holding
Emergency
Parking
ED

61
Q

What brakes do Mp cars have?

A

EP
Holding
Emergency
Parking
ED

62
Q

What braking do DT cars have?

A

EP
Holding
Emergency
Parking

63
Q

Above what speed are the ED brake available?

A

3km

64
Q

At what speed does the holding brake automatically come on?

A

0.5km

65
Q

What is the traction threshold for the park brakes to come off?

A

Above 50%

66
Q

Between what speed does brake blending occur?

A

3km-10km

67
Q

How many times will an obstructed door attempt to close?

A

Four times, and then remain fully open

68
Q

What is the procedure for the override of the ASDC?
(Automatic Selective Door Control)

A

A- Announcement. Inform passengers of delay

S- SDU- check cameras to confirm which doors are on platform

D- Door- Open the cab door and check the correct platform side

C- Cover- Lift the cover on the correct ASDC override button

69
Q

When a DER is pulled while stationary, how long does the driver have to inhibit the door release?

How long is it inhibited for?

A

20 seconds

Inhibited for 120 seconds

70
Q

How long does the cab release inhibit stop the cab door from being externally released for?

A

5 minutes

71
Q

Where is the stable/startup switch?

A

In the MCB cabinet

72
Q

How long is a HCMT mainline prep?

A

40 minutes

73
Q

What wheels are the tread scrubbers on?

A

Wheels 3 and 4 of Tc cars

74
Q

From which cab is the train certificate test started?

A

Trailing cab

75
Q

Which cab is the Brake Detailed Certificate test conducted from?

A

Leading cab only

76
Q

How long can stabling a train take?

Does the driver have to wait to visually confirm?

A

Up to 1 hour

Driver is not required to wait

77
Q

Should the start/stable switch ever be held in the STABLE position?

A

No

HCMT Traction (1 decks)

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