❓ Hon Ken Travers asked about the number of train breakdowns requiring assistance in 2012 and 2013, and the reasons for each breakdown. The Minister for Transport provided a detailed list of incidents and their causes for both years.
AnsweredQoN 861Legislative Council
QuestionView source ↗
(1) On how many occasions in 2012 did broken-down trains require another train to move them? (2) On each occasion, what was the reason for the breakdown? (3) On how many occasions in 2013 did broken-down trains require another train to move them? (4) On each occasion, what was the reason for the breakdown?
AnswerView source ↗
Answered
9 April 2014
Responded by
Parliamentary Secretary representing the Minister for Transport
Response time
29 days
(1) 18
(2) Please refer to the table below.
DATE OF INCIDENT
REASON FOR RAILCAR BREAKDOWN
22/01/12
Defective power/brake controller.
31/01/12
Defective dynamic brake blower contactor and tripped battery charge circuit breaker.
14/02/12
Driver reported no power and a brake control unit fault.
16/02/12
Defective door control relay.
04/03/12
Driver reported no power and a brake control unit fault.
16/04/12
Defective wheel slip protection rack.
09/05/12
Defective diode in main converter.
12/05/12
Defective diode in main converter.
13/05/12
Defective main computer board and activation relay.
07/06/12
Emergency pushbutton required resetting by Driver.
10/06/12
Defective power factor correction unit.
09/07/12
Defective main compressor contactor.
03/08/12
Defective traction motor.
23/08/12
Defective traction motor.
05/10/12
Defective circuit board in brake control unit.
12/12/12
Defective power brake controller.
13/12/12
Defective thyristor in main converter.
28/12/12
Defective traction motor.
(3) 10 occasions
(4) Please refer to the table below.
DATE OF INCIDENT
REASON FOR RAILCAR BREAKDOWN
07/02/13
Electrical ground fault on airconditioning condenser fan.
26/02/13
Defective overload switch for main air compressor.
11/03/13
Defective control circuit boards.
02/04/13
Defective power/brake controller.
29/04/13
Battery charge circuit breaker tripped.
04/06/13
Defective circuit boards in brake control unit.
1/11/13
Defective service brake leaving park and emergency brakes fully functional.
07/11/13
Defective service brake leaving park and emergency brakes fully functional.
14/11/13
Defective power/brake controller.
16/12/13
Defective diode in main converter.
(2) Please refer to the table below.
DATE OF INCIDENT
REASON FOR RAILCAR BREAKDOWN
22/01/12
Defective power/brake controller.
31/01/12
Defective dynamic brake blower contactor and tripped battery charge circuit breaker.
14/02/12
Driver reported no power and a brake control unit fault.
16/02/12
Defective door control relay.
04/03/12
Driver reported no power and a brake control unit fault.
16/04/12
Defective wheel slip protection rack.
09/05/12
Defective diode in main converter.
12/05/12
Defective diode in main converter.
13/05/12
Defective main computer board and activation relay.
07/06/12
Emergency pushbutton required resetting by Driver.
10/06/12
Defective power factor correction unit.
09/07/12
Defective main compressor contactor.
03/08/12
Defective traction motor.
23/08/12
Defective traction motor.
05/10/12
Defective circuit board in brake control unit.
12/12/12
Defective power brake controller.
13/12/12
Defective thyristor in main converter.
28/12/12
Defective traction motor.
(3) 10 occasions
(4) Please refer to the table below.
DATE OF INCIDENT
REASON FOR RAILCAR BREAKDOWN
07/02/13
Electrical ground fault on airconditioning condenser fan.
26/02/13
Defective overload switch for main air compressor.
11/03/13
Defective control circuit boards.
02/04/13
Defective power/brake controller.
29/04/13
Battery charge circuit breaker tripped.
04/06/13
Defective circuit boards in brake control unit.
1/11/13
Defective service brake leaving park and emergency brakes fully functional.
07/11/13
Defective service brake leaving park and emergency brakes fully functional.
14/11/13
Defective power/brake controller.
16/12/13
Defective diode in main converter.
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