Siemens Cab Equipment+ Circuit Breaker Flashcards
Where are the first aid kits located
Every motor car
Left hand side rear cab wall
Where is the fire extinguisher
Right hand side underneath the drivers desk
What other safety equipment is in the drivers cab (6 answers
First aid kit
ATWs
Jumper cables
Red and green flag
Fire extinguisher
Switch stick
What does the master selector and controller need to be in to remove the key
Master selector: neutral
Master controller: full- service B6
What are the positions of the master selector switch ( 4 answers)
Reverse
Neutral
Forward
Set speed
What are the positions of the master controller ( 4 answers)
Emergency brake (B7)
Brake (B1-B6)
0
Drive (D1- D7)
When in emergency what brake type applies on the whole train
EP- pneumatic friction brake
At what speed does the holding brake automatically apply
0.2km
When will the holding brake release
Only when enough traction power has been detected
What would happen if the park brake is applied on the train while above 5km
Safety loop will de-energise and EMY brake will apply
How is the hand pilot valve operated (set)
15 degrees anti- clockwise direction
How long of a delay after letting go of the pilot valve before emergency brake is activated
3 sec
If emergency brake is activated by letting go of the pilot valve, when/ how can it be reset
Come to a stop 🛑
Master controller to coast
What is set speed used of
For yard work. Limit speed to 6km
When will the over speed light illuminate
When you exceed 125km in forward or 8km in set speed
Emy brakes apply
When you over speed, what other indication will you get apart from the light illuminate
Emergency brakes will apply
When the master key is on what button/ equipment in the active cab won’t operate
Train stable button
What does a safety loop fault light indicate
Safety loop is open and Emy brakes applied
What does a critical defect fault light indicate (3 answers)
-A major failure of the friction brake system on the train
-a complete loss of auxiliary power in a unit (both SIV failed)
-wheel slip fault affecting the operation of the sanders
What does a reduced performance fault light indicate
One or more traction system has a problem ( motors not powering)
If a door fault light occurs, when will the door system fault light extinguish
After a defective door has been isolated
What does the compressor fault light indicate
Air pressure is not recovering as normal or air pressure drops below the setting
What does the line voltage light indicate
Overhead power is present
When in rescue mode, what will the BP mode indicator light do
Flash in every driving cab
What is the ED brake inhibit button for
To test the operation of the pneumatic friction brake
Once ED brake inhibit is pressed, how long is the electric brake isolated for
5 min
When else could the ED brake inhibit button illuminated
Wheel slip event has caused the ED brake to stop working
What are the bypass switches in the cabinet (5 answers)
Deadmans device test switch
Door loop bypass
Safety loop by pass
Trip cock bypass
Brake pipe mode
What are the positions of the BP mode switch
0- normal train operation
1- pushed by other train
2- pulling other train
3- pulled by other train
4- pushing other train
What is the deadmans switch for
To test functionality of hand and foot pilot valve
Once placed to on, how long is the deadmans test mode available
60 sec
What does turning the door loop bypass key switch enable
Train will obtain power irrespective of the position of the doors
When the safety loop by pass is operated, does it bypass all the equipment on the safety loop
No
What does the Safety loop bypass on a Siemens? (8 answers)
Deadmans device
Low main reservoir pressure relay
Holding brake relay
Door close relay
Over speed relay
BCU major event relay
Automatic coupler relay
Emergency stop button in non- active cab
What does the trip cock bypass do on a Siemens?
Isolate the trip when defective
When the safety loop or trip cock are bypassed, how is the timer of the secondary circuit reset
Memory aid will flash and tone after 45 sec
After 10 sec of flashing and tone Emy brakes will apply
Where are the trailer MCBs and fault lights location
Right hand side 2 door at 2 end of the car
What will happen if the static inverter monitoring MCB is trip
HVAC and normal saloon lights will not function
What will happen if the fiction brake and monitoring MCB has tripped
The brakes will not function and Emy brakes will apply. Safety loop bypass needs to be turned
Name the fault lights on the trailer car fault light panel (5 answers)
Park brake bogie 1&2
Brakes cut out bogie 1&2
Brakes bogie 1&2
HVAC 1&2
Static inverter 1&2
Lamps test button
