Page 595 - IRSEM_Main Book

S No Term Description/Meaning in SEM Relevant paras
Preventive
111 Maintenance to carry out to mitigate degradation and reduce the probability of failure.
Maintenance
Documented set of time scheduled activities, resources and events serving to implement the
112 RAM Plan organizational structure, responsibilities, procedures, activities, capabilities and resources
that together ensure that an item will satisfy RAM requirements relevant.
113 Rear Section The Section between LSS and IB Signal (including 400 meters of overlap). 18.12.1(a)(b)(d) (e)
114 Reference A location on the track (e.g. balise group reference location or RFID tag location) used as a
Location reference for the information sent from trackside or for the train position.
3.5.7(a), 7.8.1(a),
An electromagnetic device, which is used to convey information from one circuit to another 11.1.2, 17.1.1(e),
115 Relay
circuit through a set of contact i.e. front or back contact. 18.2.4, 18.8.1(f),
19.8.8(a), 20.2.2(a,b)
116 Release Speed A speed value to allow a train to approach the end of its movement authority. 13.2.3(g)(j)k)
7.8.8, 8.7.1(c)(d),
Ability to perform as required, without failure for a given time interval, under given
117 Reliability 21.1.1(e), 21.3.4(a)
conditions.
Annexure: G1
Required Minimum distance between two points duly taking gradients into consideration to ensure
118
Distance functionality & safety.
Hard Reset is a type of reset which when applied will directly reset the failed Axle counter
119 Reset-Hard system.
It is not to be applied in a working Station/Section.
A type of reset (applied on a failed axle counter system) by due Co-operation between two 17.7.5 (a)
Operating Staff/Station Masters or One Station Master & Another Operating staff at site after
Reset –
120 ensuring laid down conditions - such as arrival of last vehicle or clearance of the track section
Cooperative
(using line verification box after physical verification of Failed Track section). The axle counter
will show ‘clear’ after application of this type of reset.
Reset - 17.7.5 (a)
121 -do-
Conditional

Annexure: G4: Glossary of Technical Terms for Signal Engineering Manual Page 525 of 535