Siemens Cab Equipment+ Circuit Breaker

Question 1

Where are the first aid kits located

Answer 1

Every motor car
Left hand side rear cab wall

Question 2

Where is the fire extinguisher

Answer 2

Right hand side underneath the drivers desk

Question 3

What other safety equipment is in the drivers cab (6 answers

Answer 3

First aid kit
ATWs
Jumper cables
Red and green flag
Fire extinguisher
Switch stick

Question 4

What does the master selector and controller need to be in to remove the key

Answer 4

Master selector: neutral
Master controller: full- service B6

Question 5

What are the positions of the master selector switch ( 4 answers)

Answer 5

Reverse
Neutral
Forward
Set speed

Question 6

What are the positions of the master controller ( 4 answers)

Answer 6

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

Question 7

When in emergency what brake type applies on the whole train

Answer 7

EP- pneumatic friction brake

Question 8

At what speed does the holding brake automatically apply

Answer 8

0.2km

Question 9

When will the holding brake release

Answer 9

Only when enough traction power has been detected

Question 10

What would happen if the park brake is applied on the train while above 5km

Answer 10

Safety loop will de-energise and EMY brake will apply

Question 11

How is the hand pilot valve operated (set)

Answer 11

15 degrees anti- clockwise direction

Question 12

How long of a delay after letting go of the pilot valve before emergency brake is activated

Answer 12

3 sec

Question 13

If emergency brake is activated by letting go of the pilot valve, when/ how can it be reset

Answer 13

Come to a stop 🛑
Master controller to coast

Question 14

What is set speed used of

Answer 14

For yard work. Limit speed to 6km

Question 15

When will the over speed light illuminate

Answer 15

When you exceed 125km in forward or 8km in set speed

Emy brakes apply

Question 16

When you over speed, what other indication will you get apart from the light illuminate

Answer 16

Emergency brakes will apply

Question 17

When the master key is on what button/ equipment in the active cab won’t operate

Answer 17

Train stable button

Question 18

What does a safety loop fault light indicate

Answer 18

Safety loop is open and Emy brakes applied

Question 19

What does a critical defect fault light indicate (3 answers)

Answer 19

-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

Question 20

What does a reduced performance fault light indicate

Answer 20

One or more traction system has a problem ( motors not powering)

Question 21

If a door fault light occurs, when will the door system fault light extinguish

Answer 21

After a defective door has been isolated

Question 22

What does the compressor fault light indicate

Answer 22

Air pressure is not recovering as normal or air pressure drops below the setting

Question 23

What does the line voltage light indicate

Answer 23

Overhead power is present

Question 24

When in rescue mode, what will the BP mode indicator light do

Answer 24

Flash in every driving cab

Question 25

What is the ED brake inhibit button for

Answer 25

To test the operation of the pneumatic friction brake

Question 26

Once ED brake inhibit is pressed, how long is the electric brake isolated for

Answer 26

5 min

Question 27

When else could the ED brake inhibit button illuminated

Answer 27

Wheel slip event has caused the ED brake to stop working

Question 28

What are the bypass switches in the cabinet (5 answers)

Answer 28

Deadmans device test switch
Door loop bypass
Safety loop by pass
Trip cock bypass
Brake pipe mode

Question 29

What are the positions of the BP mode switch

Answer 29

0- normal train operation
1- pushed by other train
2- pulling other train
3- pulled by other train
4- pushing other train

Question 30

What is the deadmans switch for

Answer 30

To test functionality of hand and foot pilot valve

Question 31

Once placed to on, how long is the deadmans test mode available

Answer 31

60 sec

Question 32

What does turning the door loop bypass key switch enable

Answer 32

Train will obtain power irrespective of the position of the doors

Question 33

When the safety loop by pass is operated, does it bypass all the equipment on the safety loop

Answer 33

No

Question 34

What does the Safety loop bypass on a Siemens? (8 answers)

Answer 34

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

Question 35

What does the trip cock bypass do on a Siemens?

Answer 35

Isolate the trip when defective

Question 36

When the safety loop or trip cock are bypassed, how is the timer of the secondary circuit reset

Answer 36

Memory aid will flash and tone after 45 sec
After 10 sec of flashing and tone Emy brakes will apply

Question 37

Where are the trailer MCBs and fault lights location

Answer 37

Right hand side 2 door at 2 end of the car

Question 38

What will happen if the static inverter monitoring MCB is trip

Answer 38

HVAC and normal saloon lights will not function

Question 39

What will happen if the fiction brake and monitoring MCB has tripped

Answer 39

The brakes will not function and Emy brakes will apply. Safety loop bypass needs to be turned

Question 40

Name the fault lights on the trailer car fault light panel (5 answers)

Answer 40

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