Traction Xtrap - Pneumatics

Question 1

What is main res operating pressure?

Answer 1

750 - 900kpa

Question 2

Main res safety valve pressure?

Answer 2

980kpa

Question 3

Brake pipe normal pressure?

Answer 3

0kpa

Question 4

Brake pipe rescuing pressure

Answer 4

550

Question 5

Holding brake pressure

Answer 5

120

Question 6

Full service brake pressure

Answer 6

190

Question 7

Emergency brake pressure

Answer 7

210

Question 8

What voltage do air compressors run on?

Answer 8

400v AC

Question 9

What pressure does compressor work at?

Answer 9

650

Question 10

Does the air compressors remain in the state it was isolated in?

Answer 10

Yes

Question 11

What does main res supply air to? (4 answers)

Answer 11

Trip
Braking system
Whistle
Auxiliary panel

Question 12

Main res safety valve pressure

Answer 12

980

Question 13

What does the main res pipe connect to? (4 answers)

Answer 13

Auxiliary reservoirs (mc and tp)
Auxiliary pneumatic panel (mc only)
Shafenberg coupler (mc only)
Spring Park brakes (mc only)

Question 14

What are the four braking systems?

Answer 14

Service brake
Holding brake
Emergency
SPB

Question 15

What brakes work together when EP braking. What type of car are they on?

Answer 15

Tread and disc (friction) - motor and trailer

Question 16

Do trailer cars have ep or ed brakes?

Answer 16

Ep only

Question 17

Can you manually apply the spring park brake,

Answer 17

No

Question 18

Hiw do you manually release SPB

Answer 18

Pull release handle, locked and use AX key

Question 19

What are the emergency mode swith (EMS) positions

Answer 19

1 online holding brake inhibit
2 normal
3 rescued
4 rescuing
5 rescuing in propulsion

Question 20

What BP pressure does the safety loop open?

Answer 20

300

Question 21

What BP pressure does safety loop close?

Answer 21

430

Question 22

What 3 positions does the EMS need to be in to charge the brake pipe?

Answer 22

3 rescued
4 rescuing
5 rescuing in propulsion