Siemens Traction Flashcards
How many PEI are in each car?
2 per Car
How many CCTV are there per car ?
3 cameras per car
What are the Saloon Lighting settings ?
Normal
Emergency
What are the roof mounted equipment on a MOTOR car?
Pantograph
Antenna
Surge Arrester
2 HVACS
What is the Roof mounted equipment of a trailer car?
2 HVACS
What are DM cars know as?
Motor Cars
What does the Static Inverter Unit Contain ?
2x SIVS
Battery Charger
What does the Surge Arrestor do?
Grounds surges of power from the overhead
What does the High Voltage Container contain?
Grounding Switch
High speed circuit Breakers
What supplies 110v DC
Battery charger
What runs off 400/240 V AC?
Battery Charger
Air compressor
Traction control Unit
HVAC
GPO(steps down to 240ac)
What happens if you lose one SIV?
Aircons will run but only at 50% capacity
What is used for the start up of Pantographs ?
Batteries
What system is the Pantographs ?
Elctro-Mechanical
How can you lower the Pantographs?
Using the stable button(key out)
Panto down button
Where is the Pantograph Crank Handle located?
Right Side of Door # 2
What type of door is the Saloon doors?
BI-parting Doors
What number doors does the AUTO door close inhibit button relate to?
How is it canceled ?
Inhibits doors 1 & 4
Will cancel when the driver presses the door close and lock button
What are the Circuit breakers that will apply the emergency brake?
Friction Brake
Automatic coupler
Cab/train manned
Emergency brake valve
Safety Loop
What is compressed air supplied to?
Main res
Auxiliary Res
Whistle
Air Suspension reservoirs
Service Brake
Park Brake
Air suspension systems consist of ?
Levelling Valves
Air Bags
Surge reservoirs
What do the Surge Reservoirs do?
Supplies air directly to the air bags to compensate for:
- Train tilting on curves
-uneven Passenger Load
-sudden imbalances in the air suspension system
What are the brake control systems?
Service brake
Holding brake
Emergency brake
Park brake
What equipment does the braking systems consist of?
Brake control unit
Brake modules
Brake cylinders
Parking brake cylinders
Associated isolating cocks
What information does the Brake Control unit use for brake demand?
Load/weight information
Speed from pulse generators
ED brake information
Wheel slip protection
What is the Holding Brake pressure ?
110 kpa
What is the Main Reservoir operating range ?
850 kpa - 1000 kpa
Safety loop opens at ?
600 kpa
Low pressure?
800 kpa
High pressure ?
1000 kpa
Safety Valve compressor and Air dryer pressure is ?
1100 kPa
Safety Valve Air dryer and main res pressure is ?
1050 kpa
What pressure does the Park Brake Apply at ?
350 kPa
Emergency brake pressure is ?
280 kPa
Where are the Park Brakes Located ?
Wheels 3+ 7 on all cars
When are the Park brakes applied ?
When key switch to off
Loss of main res ( below 350 kpa)
Park Brake switch applied
When is the Park Brake Released?
Park Brake is switch to off
Manual release on each Park Brake
What is the purpose of the Towing unit?
Used to read and write to and from the brake pipe during a non-electrical train rescue.
What does the Manual Valve MRP do?
Allows complete isolation of the whole pneumatic system of the Dellner coupler
What is the role of the Brake Module?
Where is it located ?
Converts electrical signals from the brake control Unit to pneumatic pressure to apply and release the brakes
Wheels 3 & 7
What does the Self Excite Button do?
Used to manually start the static Inverter system when there is not enough Battery Supply
Compressor Fault Light pressure is ?
650 kPa and falling
Compressor Fault Light pressure is ?
650 kPa and falling
Selector Switch Positions are?
Reverse
Neutral
Forward
Set Speed
What are the Driver Controls ?
Master Key Switch
Master Selector switch
Master Controller Handle
What are the positions of the Master Controller Handle?
Emergency Brake (B7)
Brake ( B1-B6)
0
Drive ( D1-D7)
When will the uncouple Button Flash?
When Low Main Res pressure is present
What is the Memory Aid Button used for ?
Reminder of a Task with a audible tone every 30 seconds
Used for the safety systems bypassing
What causes a critical Defect light ?
Major Failure on the friction Brake system
Complete loss of Auxiliary Power in a unit
Wheel slip fault affecting the operation of the sanders
What are the Brake Pipe Mode selector switch options?
0- Normal
1- Pushed by other train
2- pulling other train
3- Pulled by other train
4- Pushing other train
When will a PEI time out?
150 seconds
What equipment is isolated after the safety loop bypass switch has been operated ?
Main reservoir pressure Relay
OverSpeed relay
Vigilance
Emergency stop buttons/
non active cabs
Brake control unit major event relay
Coupler failed
Hand/Foot devices
What Bypass switches are there?
Door Loop Bypass
Safety Loop Bypass
Trip Cock Bypass
What happens when the Safety Loop MCB is tripped ?
The safety Loop is without power and cannot be closed
What are the Full Cab Functionality tests?
Brake Test
Traction cut-out Test
Vigilance Device Test (Deadman)
VICERS Test
Trip Test
What is the Threshold speed for the Holding Brake ?
0.2km
What friction brake is on the Siemens train ?
What Cars is it on ?
Disc brakes only
All cars
What are the Over Speed Limits ?
Forward :
119km is when traction power is cut 125km emergency brake applied
Reverse:
6km traction power is cut
8km emergency brake applied
Towing cock pressure in a rescue is ?
Reduces to 700 kPa
What is the Brake Pipe mode and selector Switch used for ?
Is Used to activate the Brake Pipe mode function for a train rescue
What are the Train Line Fault Lights?
Maintenance Fault
Reduced Performance
Safety Loop
Door System
Critical Defect
Compressor
The Pressure Limiting Valve serves what purpose ?
Adjust Pre- Control pressure to the Relay Valve
What purpose does the Relay Valve serve ?
Charges and vents air pressure to and from the Brake Cylinder
If the electro dynamic brake drops out, what indication will the driver receive?
ED Inhibit Button will illuminate
How long does the deadmans Device Test Switch operate for after activation?
60 seconds
What force applies the Emergency Brake on a Siemens train?
Electro-Pneumatic (friction Braking )
