Siemens Traction Flashcards
(135 cards)
1
Q
What is the MR pressure?
A
850-1000kpa
2
Q
What is the MR pressure when the towing cock is turned?
A
700kpa
3
Q
What is the holding brake pressure?
A
110kpa
4
Q
What is the B1 pressure?
A
57kpa
5
Q
What is the B3 pressure?
A
109kpa
6
Q
What is B6 pressure
A
189kpa
7
Q
What is emergency brake pressure?
A
280kpa
8
Q
At what MR pressure will the compressors start running?
A
<850kpa
9
Q
What is the safety valve pressure for:
- compressor to air dryer
- air dryer to main reservoir
A
- 1100kpa
- 1050kpa
10
Q
At what MR pressure will the SPB automatically apply?
A
<350kpa
11
Q
At what MR pressure will the safety loop open?
A
<600kpa
12
Q
What are the 2 mcbs that are different between DMA + DMB cars?
A
- DMA -> PA mcb
- DMB -> CCTV reader mcb
13
Q
How are the saloon doors numbered?
A
1 - 4 in a clockwise direction starting from no. 1 end A side
14
Q
Where are the primary saloon doors?
A
1 + 4 lead motor
15
Q
Where are the secondary saloon doors?
A
1 + 4 on the leading centre motor
16
Q
What are the 2 modes of saloon lighting?
A
- normal
- emergency
17
Q
What is the roof mounted equipment on a motor and trailer car?
A
- motor car -> pantograph, antenna, surge arrestor, 2 x HVACs
- trailer car -> 2 x HVACs
18
Q
Where is the whistle isolating cock located?
A
Panel to the left of the drivers seat
19
Q
When will the trip lower on a Siemens?
A
As soon as cab is activated -> still need to reset after it lowers
20
Q
What are the 3 steps to resetting the trip?
A
- train at 0km/h
- master controller to coast
- turn switch to reset
21
Q
What is the towing unit used for?
A
Reads and writes BP during non electrical rescue
22
Q
What position must the MR to towing unit isolating cock be in during train rescue procedures?
A
Open
23
Q
What is the purpose of the towing cock?
A
Lowers the MR pressure from the cab it is turned at to 700kpa for when coupling to a comeng
24
Q
If the towing cock is turned, what will the MR gauge in the lead car show and what will happen to the uncouple button/light?
A
- MR gauge -> 700kpa
- uncouple button - flashes
25
What type of coupler is fitted to the Siemens?
Dellner
26
Can a siemens couple to other train types?
Yes but not electrically
27
What wheels are the SPB fitted to?
Wheels 3 + 7 all cars
28
What are the brake resistor grids used for?
Dissipate the heat generated by using the ED brakes
29
What is inside the traction container?
- traction inverter
- TCU
30
What does the traction inverter do?
Converts 1500vDC to variable 3 phase AC for the traction motors
31
What is inside the high voltage container?
- left side -> BCU
- right side -> HSCB and ground switch
32
What are the 2 isolating cocks inside the brake module?
- top -> air suspension
- bottom -> BC
33
What does the compressor pressure switch do?
Monitors level of compressed air and start/stops compressor when required
34
What happens to the compressors if the compressor pressure switch is isolated?
They'll run continuously
35
What is inside the static inverter container?
- 2 x SIVs
- battery charger
36
What is the purpose of the self-excite button?
Manually start the SIV system if there is not enough battery supply
37
What is inside the auxiliary container?
- auxiliary equipment
- BCU
38
How many battery cells are in the container?
80
39
What do the batteries supply power to if the train is stabled?
- raising pantos
- step lights
- desk light
40
Can a driver fit the transition coupler?
No
41
What are the 6 items of safety equipment on all trains?
- red and green flags
- fire extinguisher
- first aid kit
- switch stick
- ATWs
- ETCJC
42
What cars are first aid kits located?
Every motor car
43
What are the 4 positions of the master selector switch?
- reverse
- forward
- neutral
- set speed
44
When performing a train start up, what must you wait for before pressing the panto raise button?
The tones to stop
45
What colour will the marker lights be if the master selector switch is in neutral?
Red
46
When in forward, at what speed will traction be cut off as part of the overspeed system?
119km/h
47
When in forward, at what speed will the emergency brakes apply as part of the overspeed system?
125km/h
48
When in set speed, at what speed will the emergency brake apply as part of the overspeed system?
8km/h
49
When in set speed, at what speed will traction power be cut off as part of the overspeed system?
6km/h
50
What are the 4 operating zones of the master controller handle?
- emergency (B7)
- brake (B1 - B6)
- 0 (coast)
- drive (D1 - D7)
51
What is the speed threshold?
0.2km/h
52
For how long will a tone sound if the hand or foot pilot valve is released?
3 seconds
53
What 3 things are linked to the speed threshold of 0.2km/h?
- holding brake
- open saloon doors
- deadmans device beeps if >0.2km/h
54
What are the 2 subsystems of the VICERS system?
- VICERS control system
- event recording system
55
For how long will the VICERS button flash then buzz if not acknowledged?
5 seconds, then 5 seconds
56
What are the 2 positions of the VICERS key switch?
- operate
- isolate
57
What does it mean if the uncouple button is flashing red?
Low MR pressure
58
What does it mean if the uncouple button is steady red?
Coupled up in that cab
59
How many cabs can be active at any one time?
1
60
What doors will stay open when the auto door inhibit feature is active?
1 + 4 of that car
61
What indications will a driver get in the cab if a DER is activated?
- light illuminates red
- PEI will activate
- audible tone in cab
- FDCL
62
After pressing the stable button, how long will the pantos take to lower?
30 seconds
63
What position must the master controller key switch be in for the stable button to be active?
Off
64
What does it mean if the park brake switch is illuminated red?
Park brakes applied
65
How often does the MAD button beep?
Every 30 seconds
66
What are the 6 train lined fault lights in the lead cab?
- safety loop
- critical defect
- maintenance fault
- reduced performance
- door system
- compressor fault
67
How long does the electric brake inhibit button isolate the ED brakes for?
5 minutes
68
What else could an illuminated electric brake inhibit button indicate?
Wheel slip event causing the ED brake to stop working
69
What are the 3 things that would would cause the critical defect fault light to illuminate?
- major failure of the friction braking system on the train
- complete loss of auxiliary power in a unit (both SIVs failed)
- wheel slip fault affecting the operation of the sanders
70
What are the 5 mcbs that could cause the train to fail (FACES)?
- friction brake and monitoring
- automatic coupler control
- cab/train manned
- emergency brake valves
- safety loop
71
Which of the FACES mcbs would result in the train being rescued if they can't be reset?
- safety loop
- emergency brake valves
72
What does a reduced performance fault light indicate?
- traction fault
- 1 or more driving motors not powering
73
What does a compressor fault light indicate?
Low MR pressure
74
Which fault light can you tell where on the train a fault is occurring?
1st and 2nd unit fault lights
75
What is contained in the mcb panel on the rear wall of the cab?
- mcbs
- deamans device test switch
- door loop bypass key switch
- safety loop bypass key switch
- trip cock bypass key switch
- BP mode key switch
76
What are the 3 bypass switches in the mcb cabinet?
- door loop
- safety loop
- trip cock
77
What are the 2 mcbs in the cabinet to the right of the driver?
- GPO
- trip cock device
78
What 8 pieces of equipment does the safety loop bypass key switch isolate?
- deadmans devices
- low MR pressure relay
- holding brake relay
- door close relay
- over speed relay
- BCU major event relay
- automatic coupler relay
- emergency stop buttons in non active cabs
79
If the train is running on the secondary circuit, what button now becomes a vigilance button?
MAD button
80
How often will the MAD button flash if running on the secondary circuit?
Every 45 seconds
81
How long will you have to acknowledge the MAD button before the emergency brakes will apply when running on the secondary circuit?
10 seconds
82
How long will the deadmans device test switch be active for once it's turned on?
60 seconds
83
What are the 5 positions of the brake pipe mode key switch?
0 - normal
1 - pushed by other train
2 - pulling other train
3 - pulled by other train
4 - pushing other train
84
Where is the saloon area mcb panel located?
Right of door 2 in trailer cars
85
Where is the fault panel located in trailer cars?
Right of door 2
86
How many fault lights are there on the trailer car fault panel and what are they?
10 fault lights:
- brakes bogie 1 + 2
- HVAC 1 + 2
- static inverter 1 + 2
- brakes cut out bogie 1 + 2
- park brake bogie 1 + 2
87
After how long will a PEI call time out if not answered?
150 seconds
88
What indications will a driver get if a PEI is activated?
- audible tone
- flashing red emergency intercom button
89
How do you enter a TDN on the new HMI screen?
- select TDN/timetable
- manually enter TDN
- select applicable day of the week
- select 'enter'
- click on yellow 'station information' box to confirm
90
What is the purpose of the HSCB?
Disconnects traction equipment from overhead line if there's an over current or short circuit
91
What are the 5 things that run off 400vAC (BATHG)?
- battery charger
- air compressor
- TCU
- HVACs
- GPO
92
What will happen if 1 SIV fails on a 3 car unit?
Both air con will run at 50% each
93
What power do the battery chargers produce?
110vDC
94
What are the 2 ways that pantos can be lowered remotely?
- stable button
- panto button
95
Where is the manual panto crank handle located?
Right of door 2
96
What type of doors are the saloon doors?
Plug type bi-parting
97
After how long will the doors attempt to close again if they couldn't close the first time?
3 seconds
98
How many times will the doors attempt to close if they are obstructed?
3 times
99
After how long will the saloon doors automatically close?
60 seconds
100
To which doors are the internal DERs fitted?
Left of every door
101
What voltage does the safety loop operate on?
110vDC
102
What 8 things would cause the emergency brake to apply?
- dellner or semi permanent couple fails resulting in train dividing
- electrical coupler fails between two 3 car units
- overspeed is exceeded
- critical fault occurs in a BCU
- MR <600kpa
- trip activated
- VICERS activated
- short circuit develops in safety loop
103
What are the 4 ways the emergency brake can be manually applied by the driver?
- operation of ESB in any cab
- master controller in emergency
- operation of controls causing deadman to become active
- master key switch placed to off
104
How do you reset the emergency brake?
Master controller to 0 once stationary
105
What are the 2 things that are task linked to the VICERS system?
- master controller
- whistle
106
How do you reset VICERS after it has activated?
- train at a stand - speed at 0km/h
- master controller to 0/coast
- wait 10 seconds
- press VICERS acknowledge button
107
What are the 3 times when VICERS can be isolated?
- fault indicator remains illuminated
- VICERS fault that can't be reset and causes train to not be able to be moved
- if FMP instructs driver to isolate it
108
What 6 pieces of equipment is compressed air supplied to?
- main reservoirs
- auxiliary reservoirs
- air suspension reservoirs
- whistle
- service (friction) brake
- park brake
109
What 2 things make up the air supply unit?
- air compressor
- air dryer
110
What power supply do the air compressors operate on?
400vAC
111
What will happen to the compressors if the compressor pressure switch is isolated?
Run continuously
112
What is the purpose of the air dryers?
Remove moisture, debris and oil from the compressed air
113
What 3 things is the air suspension system made up of?
- levelling valves
- air bags
- surge reservoirs
114
Where are the levelling valves located on motor and trailer cars?
- motor -> 1 at both ends
- trailer -> 2 at no. 1 end and 1 at no. 2 end
115
What is the purpose of the surge reservoirs?
Supply air directly to the air bags to compensate for;
- train tilting around a curve
- uneven passenger loads
- sudden imbalances in the air suspension system
116
What 4 things is the brake control system comprised of?
- service brake
- holding brake
- emergency brake
- park brake
117
At what speed does the ED brake start to fade out and the EP brake takes over?
10 km/h
118
What is the only type of braking used on trailer cars?
EP/friction braking
119
Is the wheel slip system active during an emergency brake application?
Yes
120
What will happen if the park brakes are applied when train speed is >5km/h?
Safety loop de-energises and emergency brakes apply
121
What will happen if the braking effort falls below 90% of the request when running on the ED brake?
Will default to EP braking mode
122
What is the minimum speed the train must be doing for the sanders to be active?
5km/h
123
Are the cab doors part of the door loop system?
Yes
124
What must a driver do if a FDCL is observed while motion?
- slow down
- check mirrors to see if anyone is hanging out
- PA announcement
- stop at next platform regardless of timetable
125
How long will the door chimes sound for if a door fails to close?
30 seconds
126
What is the purpose of the door loop bypass switch?
Allow the driver to gain traction power if a FDCL can't be rectified
127
What are the 5 functionality tests completed during a train prep?
- brakes
- traction cut out
- vigilance device (deadmans)
- VICERS
- trip
128
Which functionality test isn't done on a pre-movement/revenue prep?
VICERS
129
When doing a pre-movement/revenue prep, what are the only 3 things that need to be checked prior to starting the functionality tests?
- check fault panel
- lamps test
- whistle test
130
When stabling a siemens, does the master key need to be inserted?
No
131
What is the variance allowed in all pressures?
+/- 30kpa
132
What is the B2 pressure?
83kpa
133
What is the B4 pressure?
136kpa
134
What is the B5 pressure?
162kpa
135
What 5 things on the safety loop are NOT bypassed when turning the safety loop bypass?
- safety loop mcb
- emergency brake valve mcb
- ESB in active cab
- master controller in emergency
- master key switch
