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Class 235 > Siemens Traction > Flashcards

Siemens Traction Flashcards

1
Q

How many PEI are in each car?

A

2 per Car

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2
Q

How many CCTV are there per car ?

A

3 cameras per car

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3
Q

What are the Saloon Lighting settings ?

A

Normal
Emergency

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4
Q

What are the roof mounted equipment on a MOTOR car?

A

Pantograph
Antenna
Surge Arrester
2 HVACS

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5
Q

What is the Roof mounted equipment of a trailer car?

A

2 HVACS

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6
Q

What are DM cars know as?

A

Motor Cars

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7
Q

What does the Static Inverter Unit Contain ?

A

2x SIVS
Battery Charger

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8
Q

What does the Surge Arrestor do?

A

Grounds surges of power from the overhead

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9
Q

What does the High Voltage Container contain?

A

Grounding Switch
High speed circuit Breakers

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10
Q

What supplies 110v DC

A

Battery charger

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11
Q

What runs off 400/240 V AC?

A

Battery Charger
Air compressor
Traction control Unit
HVAC
GPO(steps down to 240ac)

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12
Q

What happens if you lose one SIV?

A

Aircons will run but only at 50% capacity

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13
Q

What is used for the start up of Pantographs ?

A

Batteries

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14
Q

What system is the Pantographs ?

A

Elctro-Mechanical

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15
Q

How can you lower the Pantographs?

A

Using the stable button(key out)
Panto down button

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16
Q

Where is the Pantograph Crank Handle located?

A

Right Side of Door # 2

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17
Q

What type of door is the Saloon doors?

A

BI-parting Doors

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18
Q

What number doors does the AUTO door close inhibit button relate to?
How is it canceled ?

A

Inhibits doors 1 & 4

Will cancel when the driver presses the door close and lock button

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19
Q

What are the Circuit breakers that will apply the emergency brake?

A

Friction Brake
Automatic coupler
Cab/train manned
Emergency brake valve
Safety Loop

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20
Q

What is compressed air supplied to?

A

Main res
Auxiliary Res
Whistle
Air Suspension reservoirs
Service Brake
Park Brake

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21
Q

Air suspension systems consist of ?

A

Levelling Valves
Air Bags
Surge reservoirs

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22
Q

What do the Surge Reservoirs do?

A

Supplies air directly to the air bags to compensate for:

  • Train tilting on curves

-uneven Passenger Load

-sudden imbalances in the air suspension system

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23
Q

What are the brake control systems?

A

Service brake
Holding brake
Emergency brake
Park brake

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24
Q

What equipment does the braking systems consist of?

A

Brake control unit
Brake modules
Brake cylinders
Parking brake cylinders
Associated isolating cocks

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25
Q

What information does the Brake Control unit use for brake demand?

A

Load/weight information
Speed from pulse generators
ED brake information
Wheel slip protection

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26
Q

What is the Holding Brake pressure ?

A

110 kpa

27
Q

What is the Main Reservoir operating range ?

A

850 kpa - 1000 kpa

28
Q

Safety loop opens at ?

A

600 kpa

29
Q

Low pressure?

A

800 kpa

30
Q

High pressure ?

A

1000 kpa

31
Q

Safety Valve compressor and Air dryer pressure is ?

A

1100 kPa

32
Q

Safety Valve Air dryer and main res pressure is ?

A

1050 kpa

33
Q

What pressure does the Park Brake Apply at ?

A

350 kPa

34
Q

Emergency brake pressure is ?

A

280 kPa

35
Q

Where are the Park Brakes Located ?

A

Wheels 3+ 7 on all cars

36
Q

When are the Park brakes applied ?

A

When key switch to off
Loss of main res ( below 350 kpa)
Park Brake switch applied

37
Q

When is the Park Brake Released?

A

Park Brake is switch to off
Manual release on each Park Brake

38
Q

What is the purpose of the Towing unit?

A

Used to read and write to and from the brake pipe during a non-electrical train rescue.

39
Q

What does the Manual Valve MRP do?

A

Allows complete isolation of the whole pneumatic system of the Dellner coupler

40
Q

What is the role of the Brake Module?

Where is it located ?

A

Converts electrical signals from the brake control Unit to pneumatic pressure to apply and release the brakes

Wheels 3 & 7

41
Q

What does the Self Excite Button do?

A

Used to manually start the static Inverter system when there is not enough Battery Supply

42
Q

Compressor Fault Light pressure is ?

A

650 kPa and falling

43
Q

Compressor Fault Light pressure is ?

A

650 kPa and falling

44
Q

Selector Switch Positions are?

A

Reverse
Neutral
Forward
Set Speed

45
Q

What are the Driver Controls ?

A

Master Key Switch
Master Selector switch
Master Controller Handle

46
Q

What are the positions of the Master Controller Handle?

A

Emergency Brake (B7)
Brake ( B1-B6)
0
Drive ( D1-D7)

47
Q

When will the uncouple Button Flash?

A

When Low Main Res pressure is present

48
Q

What is the Memory Aid Button used for ?

A

Reminder of a Task with a audible tone every 30 seconds

Used for the safety systems bypassing

49
Q

What causes a critical Defect light ?

A

Major Failure on the friction Brake system

Complete loss of Auxiliary Power in a unit

Wheel slip fault affecting the operation of the sanders

50
Q

What are the Brake Pipe Mode selector switch options?

A

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

51
Q

When will a PEI time out?

A

150 seconds

52
Q

What equipment is isolated after the safety loop bypass switch has been operated ?

A

Main reservoir pressure Relay

OverSpeed relay

Vigilance

Emergency stop buttons/
non active cabs

Brake control unit major event relay

Coupler failed

Hand/Foot devices

53
Q

What Bypass switches are there?

A

Door Loop Bypass
Safety Loop Bypass
Trip Cock Bypass

54
Q

What happens when the Safety Loop MCB is tripped ?

A

The safety Loop is without power and cannot be closed

55
Q

What are the Full Cab Functionality tests?

A

Brake Test
Traction cut-out Test
Vigilance Device Test (Deadman)
VICERS Test
Trip Test

56
Q

What is the Threshold speed for the Holding Brake ?

A

0.2km

57
Q

What friction brake is on the Siemens train ?
What Cars is it on ?

A

Disc brakes only

All cars

58
Q

What are the Over Speed Limits ?

A

Forward :
119km is when traction power is cut 125km emergency brake applied

Reverse:
6km traction power is cut
8km emergency brake applied

59
Q

Towing cock pressure in a rescue is ?

A

Reduces to 700 kPa

60
Q

What is the Brake Pipe mode and selector Switch used for ?

A

Is Used to activate the Brake Pipe mode function for a train rescue

61
Q

What are the Train Line Fault Lights?

A

Maintenance Fault
Reduced Performance
Safety Loop
Door System
Critical Defect
Compressor

62
Q

The Pressure Limiting Valve serves what purpose ?

A

Adjust Pre- Control pressure to the Relay Valve

63
Q

What purpose does the Relay Valve serve ?

A

Charges and vents air pressure to and from the Brake Cylinder

Class 235 (15 decks)

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