Cab Equipment and Circuit Breakers Flashcards
Positions of a master selector switch
- reverse
- neutral
- forward
- Set speed
Neutral is used for? (3)
- stopped at a signal
- cab unattended
- any time a cab is to be deactivated
When will the over speed system apply emergency brakes?
Speed over 125km
What does set speed do? And when does the overspeed activate?
Limits the train to 6km and over speed activates at 8km
What are the 7 circuit breakers and can they be bypassed? CATSFED or FACES TD
- Cab manned - cannot bypass
- Train stable - cannot bypass
- Safety loop - cannot bypass
- Emy brake valves - cannot bypass
- Door control train line (doors open) - cannot bypass
- Friction brake monitoring - yes bypass
- Auto coupler in centre cab - yes bypass
What type of brake does emergency use?
Friction brake only
When does the holding brake automatically apply?
Speed below 0.2km or in coast
Holding brake cylinder pressure?
110kpa
Full service/B6 pressure?
189
Emy brake cylinder pressure?
280kpa
What happens when a DDA request button is pushed? (2)
- button flashes 5 times
- cctv will turn on when you press it
What speed does the over speed indicator lamp illuminate?
Over 119km
The auto door close inhibit overrides which doors?
Key in or out when you press it?
1 and 4
Key in
When does the uncouple button flash? And is it in all cabs?
Low main res pressure (below 850) in all cabs
Key switch on or off to stable the train?
Off