This unit involves the skills and knowledge required to install/maintain computer-based electronic equipment for rail network signalling system.

It includes preparing and installing/maintaining computer-based interlocking (CBI) equipment. It also includes completing installation/maintenance of CBI systems and replacing faulty equipment requirements.

Persons achieving competence in this unit will need to fulfil the applicable state/territory legislated rail safety requirements and comply with relevant codes of practice, rules and/or guidelines.

No other licensing, legislative or certification requirements apply to this unit at the time of publication.

ELEMENTS

PERFORMANCE CRITERIA

Elements describe the essential outcomes.

Performance criteria describe the performance needed to demonstrate achievement of the element.

1

Prepare to install/maintain CBI rail equipment

1.1

Work health and safety (WHS)/occupational health and safety (OHS) requirements and workplace procedures for a given work area are identified, obtained and clarified

1.2

Hazards are identified, WHS/OHS risks assessed, and control measures and workplace procedures are implemented in preparation for work

1.3

Scope of installation/maintenance work is determined from job specifications, drawings and regulatory requirements

1.4

Materials needed for the installation/maintenance work are obtained in accordance with workplace procedures and checked against job specifications

1.5

Tools, equipment and testing devices needed for installation/maintenance work are obtained in accordance with workplace procedures and checked for correct operation and safety

2

Install/maintain CBI rail system

2.1

WHS/OHS risk control measures and workplace procedures for carrying out the work are followed

2.2

Reports or fault logs are identified by accessing diagnostic terminal

2.3

Fault correction activities are prioritised by reviewing the fault reports and previous corrective actions

2.4

Records of previously corrective actioned faults are deleted/cleared from the terminal

2.5

Source of the fault is identified by assessing the diagnostics terminal

2.6

Corrective action required is determined and implemented

2.7

Appropriate mechanisms for the safe and efficient rectification of the fault are determined

2.8

Methods for dealing with unplanned situations are determined on the basis of safety and specified work outcomes

2.9

Rail system monitoring is conducted efficiently, without waste of materials or damage to apparatus, the surrounding environment or services using sustainable energy practices

2.10

Replacement equipment is obtained from spare stock to comply with identified fault repair requirements

2.11

Faulty component/equipment is identified and removed in accordance with organisation practices and procedures

2.12

Replacement component/equipment is installed and connected to power in accordance with manufacturer specifications

2.13

Correct test procedures are identified and implemented to confirm all operations are within specifications

2.14

Equipment operations are monitored to ensure system integrity

2.15

Signal and voltage levels are monitored, checked and adjusted, as required, in accordance with operational requirements

2.16

Completed statistical records and equipment/operational management information are accurately recorded and maintained to support ongoing monitoring of systems and equipment performance

3

Complete CBI rail system installation/maintenance

3.1

WHS/OHS risk control work completion measures and workplace procedures are followed

3.2

Non-conforming equipment is identified and tagged for repair type and extent of fault is identified and recorded, as required

3.3

Faulty equipment requiring repair is segregated and appropriate records are completed in preparation for despatching to repairer

3.4

Spare equipment stocks are reviewed to ensure adequate availability

3.5

Priority for repair and/or replacement of equipment is determined by evaluation of stock levels and fault logs

3.6

Work completion is documented and appropriate person/s notified of repair and replacement priorities in accordance with workplace procedures and relevant reports produced

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria on at least one occasion and includes:

maintaining computer-based and solid-state interlocking (SSI) equipment to operational requirements, plans and specifications

interpreting specifications and plans correctly

using appropriate testing and fault-finding techniques

rectifying faults with minimal disruption to rail traffic and services

using tools and test equipment correctly

following relevant codes of practice, work health and safety (WHS)/occupational health and safety (OHS) and environmental protection procedures requirement

completing relevant technical reports, records and documentation

dealing with unplanned events

applying rail safe working practices and relevant industry standards, codes and rail safety regulations

applying relevant WHS/OHS requirements, including:

implementing workplace procedures and practices

using risk control measures

applying sustainable energy principles and practices

completing installation and maintenance of computer-based interlocking (CBI) system

installing and maintaining CBI system.

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of:

CBI systems installation/maintenance

electronic communications, principles encompassing:

requirements of a basic communications system - satellites, data communications, navigation, telecommunications and noise

antennae and electro-magnetic wave propagation

reason for modulation

amplitude and frequency modulation, difference, advantages and disadvantages

simple transmitter and receiver circuits (block diagram level)

optical communications principles

rail signalling - electronic equipment encompassing:

equipment and their components - telemetry (supervisory control and data acquisition (SCADA)), monitoring systems, IASS, train describer and panel processors

operating principles and parameters

servicing procedures

computer peripherals encompassing:

types and applications

operating principles

software (drivers) installation

network management of peripheral devices

personal computers (PCs), engineering applications and software basics encompassing:

application software types

configurations and preferences

use of particular software packages - word processor, spreadsheet, database, presentation software, web/document publisher, computer-aided design (CAD)/drawing packages, email, and client and business management

rail signalling - CBI encompassing:

equipment and their components - SSI, Microlock and Westrace

operating principles and parameters

servicing procedures

rail signalling - computer applications encompassing:

types of software and their scope - interrogator software for loggers, monitors and CBI and database (work instruction, commissioning work structures and cable schedules)

setting up and use

rail signalling - remote control systems encompassing:

equipment and their components - programmable logic controllers (PLCs), dedicated PCs and prep systems

operating principles and parameters

servicing procedures

electronic equipment

relevant job safety assessments or risk mitigation processes

relevant manufacturer specifications

relevant WHS/OHS legislated requirements

relevant workplace documentation

relevant workplace policies and procedures

safe working practices and relevant industry standards, codes and regulations.

Assessors must hold credentials specified within the Standards for Registered Training Organisations current at the time of assessment.

Assessment must satisfy the Principles of Assessment and Rules of Evidence and all regulatory requirements included within the Standards for Registered Training Organisations current at the time of assessment.

Assessment must occur in suitable workplace operational situations where it is appropriate to do so; where this is not appropriate, assessment must occur in suitable simulated workplace operational situations that replicate workplace conditions.

Assessment processes and techniques must be appropriate to the language, literacy and numeracy requirements of the work being performed and the needs of the candidate.

Resources for assessment must include access to:

a range of relevant exercises, case studies and/or other simulations

relevant and appropriate materials, tools, facilities, equipment and personal protective equipment (PPE) currently used in industry

resources that reflect current industry practices in relation to installing/maintaining computer-based and SSI systems

applicable documentation, including workplace procedures, equipment specifications, regulations, codes of practice and operation manuals.

Foundation skills essential to performance are explicit in the performance criteria of this unit of competency.

Range is restricted to essential operating conditions and any other variables essential to the work environment.

Non-essential conditions may be found in the UEE Electrotechnology Training Package Companion Volume Implementation Guide.

Electrotechnology

Rail Signalling