Specification for Electronic Interlocking Quiz

Cross acceptance = A process where a system is approved based on pre-existing certifications Indigenization = The requirement that a system uses locally sourced components Long Term Availability of Spares = The manufacturer's commitment to provide spare parts for an extended period Annual Repair Contract = A contract covering maintenance and repair of the system after the warranty expires

Training = Ensuring Railway officials have the expertise to operate and maintain the system Test &­ Repair facility = Providing a dedicated space for troubleshooting and repairing system components Certificates of Type tests = Verifying that the system meets pre-defined performance standards Sufficient inventory of consumable spares = Guaranteeing readily available components for system maintenance

Para 16.3 = Requirements for cross-acceptance approval and ongoing support Para 16.4 = Exemptions from testing for cross-accepted systems and required documentation Para 15.2 = Type test procedures for verifying the system's functionality Para 15.4 = Routine test procedures for ensuring ongoing system performance

<p>SE/Signal = Prepared the document DD/Signal-III = Checked the document Director/Signal-III = Issued the document RDSO = Organization responsible for the document</p> Signup and view all the answers

<p>Prepared By = SE/Signal Checked By = DD/Signal-III Issued By = Director/Signal-III Approving Authority = Mahesh Mangal</p> Signup and view all the answers

<p>Document No = RDSO/SPN/203/2011 Version No = 1 Date Effective = 13/09/2011 Document Title = SPECIFICATION FOR ELECTRONIC INTERLOCKING FOR BIG YARDS</p> Signup and view all the answers

<p>Jitendra Kumar = Member S.N.Ram = Member Alok Katiyar = Signing Authority Mahesh Mangal = Approving Authority</p> Signup and view all the answers

<p>Foreword = 0.0 Scope = 1.0 Applicable/Reference Documents = 2.0 Terminology = 3.0</p> Signup and view all the answers

<p>Air-conditioning = Increase the life of components/system Non-air conditioned environment = Used for object controller RDSO/SPN/144 = Specification for indoor equipment Ambient atmospheric conditions = Conditions for conducting tests</p> Signup and view all the answers

<p>Three years warranty = Duration from commissioning of complete system Spare parts indication = For first line maintenance MTBF = More than one lac hours System availability = 99.98% or better operational availability</p> Signup and view all the answers

<p>Routine tests = Carried out with essential testing equipment Type tests = Conducted using layout of existing stations Acceptance tests = Approved by RDSO Ambient tests = Conducted under normal atmospheric conditions</p> Signup and view all the answers

<p>EI system = Includes equipment and subsystems Object controller = May be in non-air conditioned environment Testing equipment = Facilitates testing as per STR Vital modules = Need a high MTBF for reliability</p> Signup and view all the answers

<p>Essential testing equipment = Necessity for conducting tests RDSO approval = Required for routine/acceptance tests Layout of existing stations = Used for type tests Ambient conditions = Default for all tests unless specified</p> Signup and view all the answers

<p>Air conditioning = Reduces component wear Non-air conditioned rooms = May impact object controllers Environmental tests = Follow specific clauses Climatic requirements = Outline conditions for equipment usage</p> Signup and view all the answers

<p>Central Interlocking Unit = Microprocessor-based system managing station-specific logic Centralised Train Control = Controls multiple stations from a central location Data Logger = Logs chronological events pertaining to signaling gears Object Controller = Miniature interlocking system near field gears</p> Signup and view all the answers

<p>Monitoring of internal variables = Central Monitoring Unit of Data Logger Executing commands for interlocking = Central Interlocking Unit Logging station events = Data Logger Traffic schedule management = Centralised Train Control</p> Signup and view all the answers

<p>Operational availability = Performance metric of the system MTBF of one lac hours = Reliability indicator Three years warranty = Guarantee of system integrity Spare parts for maintenance = Ensure system functionality</p> Signup and view all the answers

<p>Warranty = Protection period after commissioning System availability = Percentage of operational time Type tests = Verification of design under operational conditions Ambient tests = Conducted at normal environmental settings</p> Signup and view all the answers

<p>Field Gear Control = Central Interlocking Unit Remote Status Monitoring = Central Monitoring Unit of Data Logger Chronological Event Tracking = Data Logger Command Execution from Central Location = Centralised Train Control</p> Signup and view all the answers

<p>System for logging events in sequence = Data Logger Integrated system for handling field gear commands = Object Controller Provides central oversight for signaling statuses = Central Monitoring Unit of Data Logger Facilitates traffic management across multiple stations = Centralised Train Control</p> Signup and view all the answers

<p>Central Interlocking Unit = Interlocking based on vital inputs Centralised Train Control = Updates field status on a monitoring screen Data Logger = RDSO approved for event logging Object Controller = Communicates with CIU for commands</p> Signup and view all the answers

<p>Central Interlocking Unit = Processes commands and generates outputs Centralised Train Control = Manages traffic schedules from a single point Data Logger = Records time-stamped events Object Controller = Communicates field gear statuses to CIU</p> Signup and view all the answers

<p>Field gears control = Central Interlocking Unit Centralized operational traffic control = Centralised Train Control Monitoring condition of signaling systems = Central Monitoring Unit of Data Logger Field gear command processing = Object Controller</p> Signup and view all the answers

<p>Monitoring internal system variables = Central Monitoring Unit of Data Logger Execution of interlocking commands = Central Interlocking Unit Tracking signaling event history = Data Logger Oversight of multiple station operations = Centralised Train Control</p> Signup and view all the answers

<p>QAP = Quality Assurance Program RBC = Radio Block Center RE = Railway Electrification RDSO = Research Development and Standards Organisation</p> Signup and view all the answers

<p>TPWS = Train Protection Warning System VGA = Video Graphic Array VDU = Visual Display Unit SIL = Safety Integrity Level</p> Signup and view all the answers

<p>SM = Station Master STR = Schedule of Technical Requirements TOT = Transfer of Technology SAT = Site Acceptance Test</p> Signup and view all the answers

<p>UV = Ultra Violet RTC = Timekeeping in systems TPWS = Collision prevention in trains VGA = Display output for graphical systems</p> Signup and view all the answers

<p>Checked By = DD/Signal-III Prepared By = SE/Signal Issued By = Director/Signal-III Version No = 1</p> Signup and view all the answers

<p>Quality Assurance = QA Safety Integrity Level = SIL Signal Engineering = SEM Research Development = RDSO</p> Signup and view all the answers

<p>Visual inspection = Clause 15.1 Insulation Resistance tests = Clause 15.2 System Software tests = Clause 15.5 Environmental tests = Relevant Clause of latest RDSO/SPN/144</p> Signup and view all the answers

<p>Card-level functional tests = All cards System Diagnostics tests = Clause 15.4 Failed-safety tests = One card of each type Computerised testing = Permutations and combinations as per Clause 15.3</p> Signup and view all the answers

<p>Verification of application software = Selection table by user Railway Card level functional test = All the cards System level functional tests = Clause 15.2 Visual inspection = Clause 15.1</p> Signup and view all the answers

<p>Independent Safety Assessor = Fail-safety tests RDSO = Sample testing and additional tests Purchaser = Determine necessity of additional tests User Railway = Software verification</p> Signup and view all the answers

<p>Clause 15.1 = Visual inspection Clause 15.2 = Insulation Resistance tests Clause 15.3 = Computerised testing Clause 15.4 = System Diagnostics test</p> Signup and view all the answers

<p>System level functional tests = Overall system performance Fail-safety tests = Redundancy checks on specific cards Environmental/climatic tests = Indoor Equipment relevance Card-level functional tests = Individual card operations</p> Signup and view all the answers

<p>Fail in any type test = Call for another equipment/card Pass all type tests = Conformity with specification achieved Perform repeat test(s) = No failures allowed Any other tests mandated = Considered necessary by RDSO or purchaser</p> Signup and view all the answers

<p>Card-level functional tests = Operational capability assessment System Diagnostics test = Fault detection and analysis Environmental tests = Compliance with climatic conditions Visual inspection = Physical conformity check</p> Signup and view all the answers