Page 275 - IRSEM_Main Book

Example of Fault
Fault Name Ref: Fault Information Momentary Confirmed
Message
29 Failure to set Point Against After complete arrival of the train, if the point is not set
Occupied Line against the line on which the train is received within a

pre determined time. On Double line rear end points Rear end Point not
and on single line both front and rear end points are to set against 01T
RDSO be considered. C Occupied line
Note: 1. Implementation of this logic on big yards is not from S1-S4
possible as the options are too many.
2. There can be a case where it is not possible to set the
point as all lines are occupied.

Relay Room Opening If Relay Room Door Relay is Down then it is Relay room Relay Room Door
30 RDSO C
(75,76) opened. Opened, Closed

31 Emergency Route RDSO Operation of required buttons/switches. C S1-S2 Emergency
Cancellation Route Cancellation

32 Point Emergency Operation
101 Emergency
When Point Controlling RDSO Operation of required buttons/switches. C
Point Operation
Track(S) Fails
Axle Counter
33 Axle Counter Resetting RDSO Operation of required buttons/switches. C
Reset
Approach track drop,1st controlling track drop,2nd
34 Train Passing Blank Signal RDSO controlling track pick up & RECR,HECR,DECR,CO ECR,SH C Train Passed at S1
Blank Signal
ECR drop for specific time.

a) Berthing track DN and
b) HECR/DECR UP and
Late start of Train
35 Late Start of Train RDSO c) Signal replacement track DN and

M
at S1 Signal
d) Time difference between time of occurrence of b
and c is more than time defined by user.

Chapter 11: Dataloggers and Predictive Maintenance Systems Page 232 of 535