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Elements and Performance Criteria

  1. Prepare to sample, test, filter and reinstating insulating oil
  2. Carry out sampling, testing, filtering and reinstating of insulating oil
  3. Complete the sampling, testing, filtering and reinstating of insulating oil

Required Skills

Essential Knowledge and Associated Skills EKAS This describes the essential skills and knowledge and their level required for this unit

Evidence shall show that knowledge has been acquired of sampling testing filtering and reinstatement of insulating oil

All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies

KSTISA Insulating oil sample test filter

KS01-TIS47A Insulating oil - sample, test, filter

Evidence shall show an understanding of the sampling testing and filtering insulating oil to an extent indicated by the following aspects

T Filtering and sampling of insulating oil encompassing

Standards codes legislation supply authority regulations and or enterprise requirements associated with filtering and sampling such as safe handling procedures personal hygiene storage and disposal procedures Occupational Health and Safety hazards and precautions including use of appropriate personal protective equipment environmental procedures effects of contaminates

Properties of insulating oil dielectric strength moisture content acidity sludge

Locations where insulating oil is used transformer switchgear and oil filled cable

Filtering equipment types cleaning procedures method of use

Techniques in filtering and sampling insulating oil methods of sampling methods of filtering testing procedures on site analysing oil effectiveness

Frequency of testing

T Testing of insulating oil encompassing

Standards codes legislation supply authority regulations and or enterprise requirements associated with testing such as precautions during testing types of testing equipment

Techniques in testing insulating oil electric strength water content dielectric dissipation resistivity acidity

Brief introduction to Dissolved Gas AnalysisDGA

T Powerline safety practices encompassing

Protective apparatus and apparel for linework responsibilities for the selection use maintenance and storage of protective apparatus and apparel and the types of protective apparatus and apparel used for the line worker

Requirements for the use of ladders carrying erecting collapsing and lowering different types of extension ladder against a standing pole maintenance checks on different types of ladders renewal of extension ropes and the safety issues relating to clearances from overhead conductors

Requirements for climbing and working aloft methods used to identify a pole is safe to climb methods used to inspect a line workers body belt application of knots and hitches appropriate to the requirements of a line worker height safety principles including personal fall protection prevention and related requirements and the practical procedure of climbing an overhead structure and fitting a pole chair

Traffic management purpose of traffic management and a line workers responsibilities in accordance with relevant statutory requirements and electricity supply industry requirements demonstration of the procedure used to provide an effective traffic management scheme and the use of a twoway radio

Control of small fires identification selection and operation of the appropriate extinguishing mediums for various types of fires general fire prevention methods and the precautions for personal protection when fighting small fires

Rescue victims from heights and confined spaces planning identifying the procedures and establishing responses developing techniques involvement of external emergency services and practical demonstrationrehearsals of rescuing a person from heights and from confined spaces and emergency procedures for the rescue of an electric shock victim including CPR

Requirements for aerial linework planning establishing and implementing relevant aviation authority clearances determining system requirements aircrew familiarisation with network operations and equipment requirements for effective communications operations for aerial work

T Material handling and the environment encompassing

Methods of obtaining updated environmental information and data sheets on the proper use and handling of equipment and materials

Environmental standards codes environmental legislation OHS legislation hazardous substancesdangerous goods regulations supply authority regulations and or enterprise requirements applicable environmental care when handling materials including provision of manufacturers and suppliers information such as material safety data sheets MSDS

Types and application of personal protective equipment used for hazards substances

Types and application of personal protective equipment used for hazards substances and dangerous goods

Techniques in handling equipment to eliminatereduce risks to the environment from spillages of oils herbicides pesticides and chemicals from such equipment vehicle loading crane chainsaw enterprise vehicles explosive power tools

Procedures for handling and control of spillages of herbicides

Methods of disposing and storage of herbicides pesticides and chemicals

Methods of cleaning mobile plant equipment and tools

Recording of data

T Environmental issues when undertaking sampling and filtering of oil encompassing

Environmental standards codes environmental legislation supply authority regulations and or enterprise requirements applicable to the work to be undertaken

Methods of obtaining updated environmental information and data sheets on the proper use and handling of oil used on transformers and switchgear including provision of MSDS

Techniques in filtering and sampling oil to eliminatereduce risks to the environment from spillages

Safety procedures and equipment for handling and control of the oil

Methods of disposing and storage of the oil

Methods of cleaning equipment tools and equipment

Emergency procedures for spillages of oil to reduce risks to the environment methods of cleaning up excessive spillages methods of protection to surrounding environment procedure for notification of relevant personnel and authorities recording procedures

PCB contamination handling and disposal procedures

T Safe handling andor disposing of insulation materials used in power distribution devices which are potential environmental pollutants encompassing

Standards codes Commonwealth StateTerritory and local government legislation supply authority regulations and or enterprise requirements applicable to the handling and disposing of insulation or heat dissipation materials used in power distribution devices

Identification of environmental issues associated with the handling and disposing of insulation materials

Safety precautions when handling and disposing of heat dissipation materials

Safe working practices

Occupational Health and Safety hazards and precautions

Identification of hazards assessing and controlling risks

Types selection maintenance and uses of personnel protective equipment

Permit to work systems and isolation procedures

Types and function of specialised equipment

Safe working practices when using specialised equipment

Emergency response and rescue including First Aid etc

Techniques in the handling and disposing of insulation materials Polychlorinated BiPhenyls PCBs asbestos insulating Oil SF gas

T Enterprise specific policy and procedure instructions encompassing

Responsibilities and duty of care of employer and employee relationship

Methods of obtaining the uptodate information on enterprise policy and procedures

Rules and regulations

Induction into workplace location of work area and storage area timetable uniform personal wellbeing housekeeping rules emergency procedures evacuation procedures

Techniques when deal with others working in teams customer relation complaint and issues procedures

Overview of enterprise professional development fire fighting procedures fatigue management training and competency development understanding and promotion

T Enterprises specific OHS instructions encompassing

Standards codes legislation supply authority regulations and specific enterprise regulations pertaining to the OHS policies and procedures

Methods of obtaining the uptodate information on enterprise OHS policy and procedures

Specific enterprise personal protection equipment type and application where and when to be used method of replacement responsibility of maintenance including cleaning inspection and testing emergency response rescue evacuation and First Aid procedures

Personal wellbeing hygiene fatiguestress management drugsalcohol

OHS training induction training specific hazard training specific task or equipment training emergency and evacuation training training as part of broader programs such as equipment operation

OHS records including audits inspection reports workplace health and environmental monitoring records training and instruction records manufacturers and suppliers information such as MSDSs registers maintenance reports workers compensation and rehabilitation records and First Aidmedical records

T Enterprises specific technical drawing and documents encompassing

Types and application of enterprise specific drawings and documents electrical and electronic drawings mechanical drawings project charts schedules graphs technical manuals and catalogues

Instructionworksheets sheets types and application of enterprise specific symbols and diagrams

Title box description of parts and version control

T Enterprises specific specialised tools encompassing

Legislation Standards codes legislation supply authority regulations and specific enterprise regulations pertaining to the use and care of specialised tools voltage detectors polarity testers phase rotation

Characteristics capabilities and application of specialised tools for a particular job

Safety policies procedures and precautions with regards to using transporting and storage of specialised tools

Selection methods for obtaining the correct specialised tool for the particular job including during procurement purchasing and or hiring arrangements

Techniques in preuse inspection on the serviceability of specialised tools

Techniques in the selection use maintenance and care and storage of specialised tools

Identifying OHS hazards assessing and controlling risks associated with their use

Techniques for the safe use of specialised power tools

T Substation safety practices encompassing

Standards codes Commonwealth StateTerritorylocal government legislation supply authority regulations and or enterprise requirements pertaining to substation safety practices

Techniques in the use of protective apparatus and apparel for substations work including responsibilities with regard to the use and maintenance of protective apparatus and apparel and the types of protective apparatus and apparel used for work in substations

Requirements for the use of ladders and appropriate ladder types for work in substations safe work methods when carrying erecting collapsing and lowering different types of extension ladder against substation structures plant and equipment maintenance checks on different types of ladders renewal of extension ropes and the safety issues relating to clearances from energised conductors

Requirements for climbing and working at heights in substations attached climbing principles selection use and operation of elevated work platforms and any OHS requirements associated with the use of EWPs

Control of small fires identification selection and operation of the appropriate extinguishing mediums for various types of fires and the precautions for personal protection when fighting small fires

Control of oil spills identification use and maintenance of spill oil control equipment and materials oil containment facilities and systems

Rescue and release procedures rescue personnel from energised conductors emergency descent from an EWP and may include rescue from confined spaces

Enterprise requirements safe access and Authorisation to Work procedures use of mobile extendable equipment on or near energised HV conductors emergency response procedures hazards associated with work in substations including earthing systems transfer potentials step and touch effects electrostatic and electromagnetic induction dangers of near approach to energised conductors

Evidence Required

This provides essential advice for assessment of the unit of competency and must be read in conjunction with the Performance Criteria and the range statement of the unit of competency and the Training Package Assessment Guidelines

The Evidence Guide forms an integral part of this Competency Standard Unit and shall be used in conjunction with all component parts of this unit and performed in accordance with the Assessment Guidelines of this Training Package

Overview of Assessment

Longitudinal competency development approaches to assessment such as Profiling require data to be reliably gathered in a form that can be consistently interpreted over time This approach is best utilised in Apprenticeship programs and reduces assessment intervention It is the Industrys preferred model for apprenticeships However where summative or final assessment is used it is to include the application of the competency in the normal work environment or at a minimum the application of the competency in a realistically simulated work environment It is recognised that in some circumstances assessment in part or full can occur outside the workplace However it must be in accord with Industry and Regulatory policy in this regard

Methods chosen for a particular assessment will be influenced by various factors These include the extent of the assessment the most effective locations for the assessment activities to take place access to physical resources additional safety measures that may be required and the critical nature of the competencies being assessed

The critical safety nature of working with electricity electrical equipment gas or any other hazardous substancematerial carries risk in deeming a person competent Hence sources of evidence need to be rich in nature so as to minimise error in judgment

Activities associated with normal every day work have a bearing on the decision as to how much and how detailed the data gathered will contribute to its richness Some skills are more critical to safety and operational requirements while the same skills may be more or less frequently practiced These points are raised for the assessors to consider when choosing an assessment method and developing assessment instruments Sample assessment instruments are included for Assessors in the Assessment Guidelines of this Training Package

Critical aspects of evidence required to demonstrate competency in this unit

Before the critical aspects of evidence are considered all prerequisites shall be met

Evidence for competence in this unit shall be considered holistically Each element and associated Performance Criteria shall be demonstrated on at least two occasions in accordance with the Assessment Guidelines UET Evidence shall also comprise

A representative body of Performance Criteria demonstrated within the timeframes typically expected of the discipline work function and industrial environment In particular this shall incorporate evidence that shows a candidate is able to

Implement Occupational Health and Safety workplace procedures and practices including the use of risk control measures as specified in the Performance Criteria and range and

Apply sustainable energy principles and practices as specified in the Performance Criteria and range and

Demonstrate an understanding of the essential knowledge and associated skills as described in this unit to such an extent that the learners performance outcome is reported in accordance with the preferred approach namely a percentile graded result where required by the regulated environment and

Demonstrate an appropriate level of employability skills and

Conduct work observing the relevant Anti Discrimination legislation regulations policies and workplace procedures and

Demonstrated performance across a representative range of contexts from the prescribed items below

Range of toolsequipmentmaterialsproceduresworkplacesother variables

Group No

The minimum number of items on which skill is to be demonstrated

Item List

A

At least two of the following

Tx Main Tank

Tx Tap Changer

Switchgear

Cable

Reactor

B

At least one occasion

Dealing with an unplanned event by drawing on essential knowledge and associated skills to provide appropriate solutions incorporated in the holistic assessment with the above listed items

Context of and specific resources for assessment

This unit should be assessed as it relates to normal work practice using procedures information and resources typical of a workplace This should include

OHS policy and work procedures and instructions

Suitable work environment facilities equipment and materials to undertake actual sampling testing filtering and reinstatement of insulating oils

In addition to the resources listed above in Context of and specific resources for assessment evidence should show demonstrated competency working below ground in limited spaces with different structuralconstruction types and method and in a variety of environments

Method of assessment

This Competency Standard Unit shall be assessed by methods given in Volume Part Assessment Guidelines

Note

Competent performance with inherent safe working practices is expected in the Industry to which this Competency Standard Unit applies This requires that the specified essential knowledge and associated skills are assessed in a structured environment which is primarily intended for learningassessment and incorporates all necessary equipment and facilities for learners to develop and demonstrate the essential knowledge and associated skills described in this unit

Concurrent assessment and relationship with other units

There are no concurrent assessment recommendations for this unit


Range Statement

10) This relates to the unit of competency as a whole providing the range of contexts and conditions to which the Performance Criteria apply. It allows for different work environments and situations that will affect performance.

This Competency Standard Unit shall be demonstrated in relation to the filtering, sampling and testing of transformers, switchgear and cable insulating oil and may include tests for dielectric strength and moisture.

Equipment may include (pump) filter press, hoses, pipes, soil kits, sample bottles, storage vessels etc.

The following constants and variables included in the element/Performance Criteria in this unit are fully described in the Definitions Section 1 of this volume and form an integral part of the Range Statement of this unit:

Appropriate and relevant persons (see Personnel)

Appropriate authorities

Appropriate work platform

Assessing risk

Assessment

Authorisation

Confined space

Diagnostic, testing and restoration

Documenting detail work events, record keeping and or storage of information

Drawings and specifications

Emergency

Environmental and sustainable energy procedures

Environmental legislation

Environmental management documentation

Established procedures

Fall prevention

Hazards

Identifying hazards

Inspect

Legislation

MSDS

Notification

OHS practices

OHS issues

Permits and/or permits to work

Personnel

Quality assurance systems

Requirements

Testing procedures

Work clearance systems