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Elements and Performance Criteria

  1. Prepare to produce electrotechnology/utilities engineering drawings
  2. Produce electrotechnology/utilities engineering drawings
  3. Complete and report electrotechnology/utilities engineering drawings

Required Skills

This describes the essential skills and knowledge and their level required for this unit

Evidence shall show that knowledge has been acquired of safe working practices and methods used to prepare electrotechnologyutilities engineering drawings using manual drafting and CAD applications

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

KSEEA Electrotechutilities engineering drawings and diagrams

Evidence shall show an understanding of electrotechutilities engineering drawings and diagrams to an extent indicated by the following aspects

T Drawing fundamentals encompassing

principles purpose and classification of drawings

basic drawing terms and conventions

symbols codes and abbreviations used in drafting drawings

tools and equipment used in drafting drawings

drawing forms sheet size and format metric imperial copy fold information

drawing routines signatures approvals dates numbers and numbering systems design considerationsspecifications materials or component specifications lists titles proprietary information fasteners representations notes charts and graphs modifications and revision conventions

fundamentals of drafting documentation including contents version control indexing and product identification eg logo trademark software warning plates

delineation line conventions and lettering multi and sectional view drawings pictorial drawings types and application of engineering drawings conventional representations microfilming descriptive geometry and revolutions

measurements types forms units symbols reading and transfer

sketching techniques eg freehand lettering

basic drafting skills eg drafting by hand working with triangles and working with a T square

basic drawing layout eg borders and information blocks

line types and weights

geometric construction principles

use of drawing instruments and equipment to produce basic technical drawings

drawings instruments and media usage

usage of reproducible drawings with mechanical pencils

T Lettering encompassing

principles concepts and applications of lettering

terms conventions and codes related to lettering

construction of vertical or inclined singlestroke Gothic lettering numerals and fractions including proper spacing and guidelines

proper lettering instruments selection

usage of lettering techniques for notes and titles on drawings

text style text composition and text placement selection and application

T Sketching encompassing

principals practices and rules for sketching in relation to proportion placement of the views and drawing medium

concepts and applications of sketching

terms conventions and codes related to sketching

sketches used in industry

usage of sketching aids for creative communication

sketching types and their applications

line techniques in sketching simple objects

estimation and proportion techniques usage

views selection for requisite applications

blocking technique for size shape and details

surface shading techniques

T Geometric construction encompassing

principles concepts and applications of geometric construction

terms conventions and shapes related to geometric construction

drawing techniques of lines angles circles arcs tangents and polygons

geometric construction to singleview and multiview drawings

graphic geometric controls

intermediate CAD commands

plotting and printing equipment set up and configuration

T Multiview orthographic projections AustralianNew Zealand and industry standards encompassing

principals of multiview orthographic projections

terms conventions and codes related to multiview drawings

applications and use of orthographic projectionsdrawings eg rd angle

types and usage techniques of orthographic projection

sketching techniques related to orthographic views

rules for orthographic projection

working drawing problems and specifications

views visualisation and selection

st and rd angle projection drawings

lines lettering and drawing medium types

fractional decimal and metric equations solutions

concepts of units of measurement usage related to multiview orthographic projections

sectional andor auxiliary views uses identification and analysis

rules for sections and auxiliary views

geometric figures visualisation and drawing in two dimensions

geometric figures classification and comparison

circle properties and relationships and circle problem solving

drawing from a view of a model eg orthographic projection

T Auxiliary views encompassing

principles terms and conventions usage in auxiliary views

use and application of auxiliary views

primary auxiliary view construction

secondary auxiliary view construction

T Descriptive geometryrevolutions encompassing

principles terms and conventions usage in descriptive geometryrevolutions

graphic solutions of points lines and planes

graphic solutions of intersections eg lines planes and solids

true length of lines bearing and slope of lines

graphic solutions of solids

drawings construction using the revolution method

T Sectional viewsconventions encompassing

principles terms symbols and conventions of sectional views

use and application of sectional views

drawing standard sectional views

use of conventional breaks

symbols used to represent different materials

use of cutting plans

T Pictorial drawings introduction and production to AustralianNew Zealand and industry standards encompassing

principals concepts and applications of pictorial drawings

terms symbols conventions and codes usage in pictorial drawings

types and usage techniques of pictorial drawings

line of sight application

isometric view usage

pictorial drawing types usage and selection

pictorial drawings sketching

pictorial working drawing problems and specifications

axonometric oblique and perspective drawings construction

calculations in projection plane angles

standards for drawing pictorial drawings

application of properties and relationships of triangles to solve geometric shapes

conversion of an angular dimension of an orthographic to a linear dimension in a pictorial drawing

drawing techniques of pictorial representations

T Dimensioningsize description and tolerancing as applied to drafting encompassing

principles terms symbols and conventions used in dimensioning and tolerancing

terms conventions and codes related to dimensioning

dimensioning drawing construction using AustralianNew Zealand standards

types and usage techniques of dimensioning

application of dimensioning to object drawings

geometric dimensioning and tolerancing

lines used in dimension drawings construction

dimensioning practices applications

dual dimensioning

tolerancing applications

dimensioning verification requirements

formulas for positional tolerancing

form orientation profile and runout

T Development layouts of various shaped objects to AustralianNew Zealand and industry standards encompassing

principals and concepts of development layouts of various shaped objects

terms conventions and codes related to surface developments

surface developments uses in AustralianNew Zealand and industry standards

basic three dimensional geometric shapes visualisation in a two dimensional plane

cut out and construct models for checking accuracy

rules to surface developments to produce stretchouts

T Layout drawings production to AustralianNew Zealand and industry standards encompassing

principals concepts and applications of layout drawings

terms conventions and codes related to layout drawings

layout drawings types and differences

rules for layout drawings

concepts of units of measurement usage related to layout drawings

T Technical illustrations drawing to AustralianNew Zealand and industry standards encompassing

principals concepts and purpose of technical illustrations

terms conventions symbols and codes related to technical illustrations

types and usage techniques of illustrations

rules for technical illustration application

techniques and applications for creating illustrations

illustration types usage and selection

illustration working drawing problems and specifications

techniques and applications in the use of drawing instruments to prepare illustrations

surface shading purpose and types selection and analysis

techniques and applications in airbrush renderings to detailed illustrations

techniques and applications of CAD practices to technical illustrations

techniques and applications of lineshaded illustrations

concepts of units of measurement usage related to illustrations

solutions for illustrations using fractional metric and decimal equations

T Graphs and charts production to AustralianNew Zealand and industry standards encompassing

principals concepts and applications of basic graphs charts and diagrams production

terms conventions and codes related to basic graphs charts and diagrams production

graphs charts and diagrams production types usage and variations

data configuration for graphic representation

graph type selection per specifications and data

basic graphic charts and diagrams interpretation

charts and diagrams construction

T Thread representations encompassing

principles concepts and applications of threaded fasteners

terms conventions and codes related to threaded fasteners

types and usage techniques of threaded fasteners

drawing of threads using simplified and schematic types of thread representation

T Working drawings encompassing

principles concepts and applications of working drawings

terms conventions and codes related to working drawings

types and usage techniques of working drawings

title block bill of materials and schedules used in working drawings

working drawing production requirements

T Care and use of equipment encompassing

principles concepts and applications of various drafting instruments equipment and materials

types and usage techniques of drafting instruments equipment and materials

drawing materials selection for specific types of drafting projects

drawing instruments usage as a means of technical drawings preparation for accuracy and readability

Computer Aided Design CAD station components identification

CAD setup requirements to complete a basic drafting problem

T Computeraided drawing design CAD basics encompassing

principles terms symbols and conventions usage in computeraided drawing design CAD

concepts and applications of CAD and related application commands

types of CAD hardware

CAD standards encompassing file presentation layering standards sorting graphic data including data groups principal data supporting data layering naming convention colour assignment standard layer colours and pen weights provision for creation of new layers blocks standards real blocks object common block objects symbol objects block library block naming text style standards text styles naming text height dimension styles standards dimension style naming linetype standards title blocks and graphic scales title block setup information title blocks drawing scales systems of measurement and preferred scales drawing scales

DOS and Windows application definitions

techniques and practices in the application of program assist and editing commands

view and display commands eg zooming and panning

query commands to extract drawing data

techniques and practices in the application of changes to text styles text entering and editing

existing drawing modifications

working with multiple drawings using cut and paste etc

components and symbol libraries creation editing and retrieval

plotting drawings to the proper scale

scaling techniques applications

layering techniques applications

LineType LT scale usage

drawing techniques application

drawing setups to applicable standards eg settings layers line types and widths

D drawing creation

Cartesian polar absolute and relative coordinates usage in drawing lines and shapes

techniques and practices in the application of geometric construction

techniques and practices in the application of text to a drawing

techniques and practices in altering font options

techniques and practices in the application of laying out drawing and completing orthographic drawings

techniques and practices in the application of drawing objects in isometric using isometric drawing commands

techniques and practices in the application of completing primary auxiliary drawings on the CAD equipment

techniques and practices in the application of CAD to draw screw threads

techniques and practices in the application of making setting and using layers and blocks

T Basic production fabrication drawings to AustralianNew Zealand and industry standards encompassing

principles terms symbols codes and conventions usage in production fabrication drawings

types and usage techniques of detailed and assembly drawings

detailing encompassing principals concepts and applications of detailing terms conventions and codes related to detailing detailing types application and selection different fabrication processes and identification of machine parts rules for drawing machine part details concepts of units of measurement usage related to detailing application of properties and relationships of triangles and circles to solve geometric shapes related to detailing

assembly drawings encompassing principals concepts and applications of assembly drawings terms conventions and codes related to assembly drawings different assembly processes and identification of machine part assemblies rules for drawing assembly drawings concepts of units of measurement usage related to assembly drawings application of properties and relationships of triangles and circles to solve geometric shapes related to assembly drawings

machine assembly drawing production

detail drawings standard machine fits applications

drawings for welded component parts

parts list eg balloons development

file andor drawing for CADCAM applications

gears drawings

cams drawings

threads and fasteners eg bolts pins and keys use and applications

drawings for metal bending and fabricating

standard fits finishes and tolerances to a machine drawing applications

manufacturing processes eg machine metal forming and CNC

T Pattern development encompassing

principles concepts and purpose of pattern development

terms conventions and codes related to pattern development

types and usage techniques of pattern development and related drawings

application of pattern development and intersection techniques

intersections of geometric surfaces development techniques and applications

flat surfaces development techniques and applications

construct of objects from the intersection

T Maps and profiles design and production to AustralianNew Zealand and industry standards encompassing

principals concepts and applications of maps and profiles design and production

terms conventions and codes related to maps and profiles design and production

maps and profiles design and production types and uses

rules for cartography

components selection and transit usage

symbols usage and applications for topography

application of properties and relationships of triangles to solve geometric problems trigonometric relations to solve right triangles law of sines and cosines to solve triangles

T Pipeplumbing drawings basics encompassing

principles purpose terms and conventions usage in pipeplumbing drawings

applicable codes symbols and abbreviations

piping symbols fittings fixtures and valves

types of piping systems and usage techniques in pipe drawings

principles of pneumatics and hydraulics

pneumatics and hydraulic schematics production

plumbing schematics production

techniques and applications in creating drawings of piping symbols and systems

T Structural steel welding and sheet metal drawings basics encompassing

principles terms and conventions usage in structural steel welding and sheet metal drawings

applicable codes eg OHS Standards AustraliaZealand building codes and regulations related standards and codes

classification of major structural and welding components

rules and symbols used in structural and welding drawings

structural steel shapes

steelframing materials

detail and assembly drawings including beam connections with bill of materials

steel frame plan drawings production

types and usage techniques of structural and welding drawings

techniques and applications in creating structural drawings using measuring labeling and symbol procedures

techniques and applications used in drafting the processes for joining metal and standard symbols for welding

techniques and applications in creating welding drawings complete with weld symbols

sheet metal layout methods and procedures

representative sheet metal drawings

sheet metal drawings for CADCAM applications

T Ink overlay drawings produced to AustralianNew Zealand and industry standards encompassing

principals concepts and applications of ink overlay drawings production

terms conventions and codes related to ink production

drawing specifications identification and analysis

rapid graph equipment usage procedures

T Drawings reproductions to AustralianNew Zealand and industry standards encompassing

principals concepts and applications of drawing reproductions

terms conventions and codes related to processes related to drawing reproductions

rules for reproducing drawings

various machines usage and selection in the reproduction process

Evidence Required

This provides essential advice for assessment of the unit It must be read in conjunction with the performance criteria and the range statement of the unit and the Training Package Assessment Guidelines

The Evidence Guide forms an integral part of this unit It must be used in conjunction with all parts of the 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 industrypreferred 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 accordance with industry and regulatory policy

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 Sources of evidence need to be rich in nature to minimise error in judgment

Activities associated with normal everyday 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 practised 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 must 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 UEE Evidence shall also comprise

A representative body of work performance 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 statement

Apply sustainable energy principles and practices as specified in the performance criteria and range statement

Demonstrate an understanding of the essential knowledge and associated skills as described in this unit It may be required by some jurisdictions that RTOs provide a percentile graded result for the purpose of regulatory or licensing requirements

Demonstrate an appropriate level of skills enabling employment

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

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

Prepare electrotechnology utilities engineering drawings using manual drafting and CAD applications as described in Range and including

A

Carrying out freehand sketching of simple electrotechnology utilities products and components using pictorial methods to generate two and three dimensional electrotechnology utilities images encompassing a range of standard components such as devices components parts equipment and structures sketched together with other solid and hollow items

B

Preparing and modifying preliminary electrotechnology utilities drawings and diagrams using manual drafting methods techniques procedures and devices

C

Preparing and modifying preliminary electrotechnology utilities drawings and diagrams using computeraided design equipment and software

D

Notating type form and size of materials from information abbreviations and symbols supplied on electrotechnology utilities drawings briefs andor specifications

E

Obtaining specifications from design information customer requirements sketches preliminary layouts andor field investigations

F

Drawing single part components simple electrotechnology utilities assemblies for fabrication assembly or installation of products encompassing dimensions fabrication andor installation notes and parts lists from predetermined dimensions associated tolerances and design specifications

G

Using CAD equipment and related commands and drawing environments to produce setting out details drawing template for a range of paper sizes the drawing title and scale used date of drawing and other relevant information andor working drawings

H

Stating the purpose and usage of a variety of atypical electrotechnology utilities drawings for electrotechnology and electricity supply industry applications

I

Generating a variety of CAD drawings from D components to D models by applying relevant techniques and processes extracting properties applying basic rendering techniques and incorporating preprepared symbols to construct electrotechnology utilities diagrams and assembly drawings to produce section surface modelling solid modelling and wireframe modelling views

J

Applying safety precautions when working with CAD equipment

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 work as prescribed in this unit

These should be used in the formal learningassessment environment

Note

Where simulation is considered a suitable strategy for assessment conditions for assessment must be authentic and as far as possible reproduce and replicate the workplace and be consistent with the approved industry simulation policy

The resources used for assessment should reflect current industry practices in relation to preparing electrotechnology utilities engineering drawings using manual drafting and CAD applications

Method of assessment

This 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 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 skills described in this unit

Concurrent assessment and relationship with other units

For optimisation of training and assessment effort competency development in this unit may be arranged concurrently with units covering the preparing electrotechnology utilities engineering drawings using manual drafting and CAD applications


Range Statement

10) This relates to the unit 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 unit shall be demonstrated in relation to the preparation of electrotechnology/utilities engineering drawings using manual drafting and CAD applications:

Covers mechanical, fabrication, fluid power

Drawings include component drawings for fabrication, assembly and sub-assembly drawings, installation drawings, fault location aids such as flow diagrams and modifications (version control), and conversion between drawing types

Engineering drafting specifications, layouts, sketches or verbal instructions in conformance with Australian Standards and enterprise standards for electrotechnology/ utilities applications

Manual drafting methods, techniques, procedures and devices

Type, form and size of materials from information, abbreviations and symbols supplied on electrotechnology / utilities related engineering drawings, briefs and/or specifications

Sketching methods, techniques, procedures and devices encompassing freehand sketching

Specifications may be obtained from design information, customer requirements, sketches, preliminary layouts and/or field investigations

Geometric construction

Multi-view orthographic projections

Auxiliary views

Descriptive geometry/revolutions

Sectional views/conventions

Pictorial drawings

Dimensioning/size description and tolerancing

Development layouts

Layout drawings

Technical illustrations

Graphs and charts

Thread representations

Working drawings

Technical drawing equipment including computer-aided drawing design (CAD) applications, peripherals and devices

Care and use of equipment

Safety precautions when working with CAD equipment

Fabrication drawings

Pattern development

Maps and profiles design

Pipe/plumbing drawings

Structural steel and sheet metal drawings

Ink overlay drawings production

Drawings reproductions

Organisational procedures for preparation and production of drawings, drawing sets, specifications, drafting documentation and operating and maintenance instructions/manuals for products and systems

Organisational procedures for processing, filing and saving all graphics, specifications, instructions and related documentation in correct format and location in accordance with work site procedures

Organisational procedures for collaborating with the client, key stakeholders and other staff in the selection of the preferred option

Generic terms used throughout this Vocational Standard shall be regarded as part of the Range Statement in which competency is demonstrated. The definition of these and other terms that apply are given in Volume 2, Part 2.1.