1 - AS/NZS 4761.1:2003 COMPETENCIES FOR WORKING WITH ELECTRICAL EQUIPMENT FOR HAZARDOUS AREAS (EEHA) - COMPETENCY STANDARDS
4 - PREFACE
5 - CONTENTS
7 - FOREWORD
9 - SECTION 1 SCOPE AND GENERAL
9 - 1.1 SCOPE
9 - 1.2 APPLICATION
9 - 1.3 REFERENCED DOCUMENTS
10 - 1.4 DEFINITIONS AND TERMS
10 - 1.4.1 Actions to limit risk of an explosion
10 - 1.4.2 Appropriate personnel
10 - 1.4.3 Approved, approval
10 - 1.4.4 Assessment of competence
11 - 1.4.5 Australian Qualifications Framework (AQF)
11 - 1.4.6 Australian Quality Training Framework (AQTF)
11 - 1.4.7 Authority, regulatory
11 - 1.4.8 Certification
11 - 1.4.9 Classification of hazardous areas
11 - 1.4.10 Competency
11 - 1.4.11 Competent person
11 - 1.4.12 Competency, Unit of
12 - 1.4.13 Competency Standards
12 - 1.4.14 Defects
12 - 1.4.15 Endorsement
13 - 1.4.16 Equipment marking
13 - 1.4.17 Established procedures
13 - 1.4.18 Explosion properties of hazardous materials
14 - 1.4.19 Explosion-protected equipment
14 - 1.4.20 Explosion-protection techniques
14 - 1.4.21 Group (of an electrical equipment for explosive atmospheres)
14 - 1.4.22 Hazard and risk assessment
14 - 1.4.23 Hazardous area
14 - 1.4.24 Hazardous materials
14 - 1.4.25 Inspection, close
14 - 1.4.26 Inspection, detailed
14 - 1.4.27 Inspection, initial
15 - 1.4.28 Inspection, periodic
15 - 1.4.29 Inspection, sample
15 - 1.4.30 Inspection, schedule
15 - 1.4.31 Inspection, visual
15 - 1.4.32 Inspector, actions taken by an
15 - 1.4.33 Installation
15 - 1.4.34 Integrity (of explosion-protected equipment )
15 - 1.4.35 Key competencies
15 - 1.4.36 Load and duty requirements (of wiring)
15 - 1.4.37 Non-conformance
15 - 1.4.38 O H & S policies and procedures
15 - 1.4.39 Other items
16 - 1.4.40 Pre-commission testing
16 - 1.4.41 Process specialist personnel
16 - 1.4.42 Re-certification/ Supplementary approval
16 - 1.4.43 Requirements
16 - 1.4.44 Servicing
16 - 1.4.45 Special tools, equipment and testing devices
16 - 1.4.46 Specifications
16 - 1.4.47 Standards
16 - 1.4.48 Temperature classification
17 - 1.4.49 Training Package
17 - 1.4.50 Verification dossier
17 - 1.4.51 Wiring system
17 - 1.4.52 Zones, hazardous
17 - 1.4.53 Zones in explosive gas atmospheres
17 - 1.4.54 Zones in explosive dusts atmospheres
18 - SECTION 2 UNITS OF COMPETENCY
18 - 2.1 SCOPE
19 - 2.2 UTE NES 010 B-REPORT ON THE INTEGRITY OF EXPLOSION-PROTECTED EQUIPMENT IN HAZARDOUS AREAS
19 - 2.2.1 Scope
19 - 2.2.2 Prerequisites
19 - 2.2.3 Elements and performance criteria
20 - 2.2.4 Range statement
20 - 2.2.5 Evidence guide
21 - 2.3 UTE NES 012 B-ATTEND TO BREAKDOWNS IN HAZARDOUS AREAS
21 - 2.3.1 Scope
21 - 2.3.2 Prerequisites
21 - 2.3.3 Elements and performance criteria
22 - 2.3.4 Range statement
23 - 2.3.5 Evidence guide
23 - 2.4 UTE NES 020 A-USE AND MAINTAIN THE INTEGRITY OF PORTABLE GAS DETECTION DEVICES
23 - 2.4.1 Scope
23 - 2.4.2 Prerequisites
23 - 2.4.3 Elements and performance criteria
24 - 2.4.4 Range statement
24 - 2.4.5 Evidence guide
25 - 2.5 UTE NES 107 B-INSTALL EXPLOSION-PROTECTED EQUIPMENT AND WIRING SYSTEMS
25 - 2.5.1 Scope
25 - 2.5.2 Prerequisites
25 - 2.5.3 Elements and performance criteria
26 - 2.5.4 Range statement
27 - 2.5.5 Evidence guide
27 - 2.6 UTE NES 116 A-INSTALL AND MAINTAIN INTEGRITY OF FIXED GAS DETECTION EQUIPMENT
27 - 2.6.1 Scope
28 - 2.6.2 Prerequisites
28 - 2.6.3 Elements and performance criteria
28 - 2.6.4 Range statement
29 - 2.6.5 Evidence guide
29 - 2.7 UTE NES 214 B-MAINTAIN EQUIPMENT IN HAZARDOUS AREAS
29 - 2.7.1 Scope
29 - 2.7.2 Prerequisites
30 - 2.7.3 Elements and performance criteria
31 - 2.7.4 Range statement
31 - 2.7.5 Evidence guide
32 - 2.8 UTE NES 215 B-OVERHAUL AND REPAIR EXPLOSION-PROTECTED EQUIPMENT
32 - 2.8.1 Scope
32 - 2.8.2 Prerequisite units
32 - 2.8.3 Elements and performance criteria
33 - 2.8.4 Range statement
34 - 2.8.5 Evidence guide
34 - 2.9 UTE NES 407 B-ASSESS EXPLOSION-PROTECTED EQUIPMENT FOR COMPLIANCE WITH STANDARDS
34 - 2.9.1 Scope
35 - 2.9.2 Prerequisites
35 - 2.9.3 Elements and performance criteria
36 - 2.9.4 Range statement
36 - 2.9.5 Evidence guide
37 - 2.10 UTE NES 408 B-TEST INSTALLATIONS IN HAZARDOUS AREAS
37 - 2.10.1 Scope
37 - 2.10.2 Prerequisites
37 - 2.10.3 Elements and performance criteria
38 - 2.10.4 Range statement
38 - 2.10.5 Evidence guide
39 - 2.11 UTE NES 409 B-CONDUCT CLOSE INSPECTION OF EXISTING HAZARDOUS AREAS INSTALLATIONS
39 - 2.11.1 Scope
39 - 2.11.2 Prerequisites
39 - 2.11.3 Elements and performance criteria
40 - 2.11.4 Range statement
40 - 2.11.5 Evidence guide
41 - 2.12 UTE NES 410 B-CONDUCT DETAILED INSPECTION OF HAZARDOUS AREAS INSTALLATIONS
41 - 2.12.1 Scope
41 - 2.12.2 Prerequisites
41 - 2.12.3 Elements and performance criteria
42 - 2.12.4 Range statement
43 - 2.12.5 Evidence guide
43 - 2.13 UTE NES 609 B-DEVELOP AND MANAGE MAINTENANCE PROGRAMS FOR HAZARDOUS AREAS ELECTRICAL EQUIPMENT
44 - 2.13.1 Scope
44 - 2.13.2 Prerequisites
44 - 2.13.3 Elements and performance criteria
45 - 2.13.4 Range statement
45 - 2.13.5 Evidence guide
46 - 2.14 UTE NES 610 B-ENSURE THE SAFETY OF HAZARDOUS AREAS
46 - 2.14.1 Scope
46 - 2.14.2 Prerequisites
46 - 2.14.3 Elements and performance criteria
47 - 2.14.4 Range statement
47 - 2.14.5 Evidence guide
48 - 2.15 UTE NES 705 B-DESIGN AND DEVELOP MODIFICATIONS TO EXPLOSION-PROTECTED EQUIPMENT
48 - 2.15.1 Scope
48 - 2.15.2 Prerequisites
48 - 2.15.3 Elements and performance criteria
49 - 2.15.4 Range statement
50 - 2.15.5 Evidence guide
51 - 2.16 UTE NES 706 B-CLASSIFY HAZARDOUS AREAS
51 - 2.16.1 Scope
51 - 2.16.2 Prerequisites
51 - 2.16.3 Elements and performance criteria
52 - 2.16.4 Range statement
52 - 2.16.5 Evidence guide
53 - 2.17 UTE NES 707 B-DESIGN ELECTRICAL INSTALLATIONS IN HAZARDOUS AREAS
53 - 2.17.1 Scope
53 - 2.17.2 Prerequisites
53 - 2.17.3 Elements and performance criteria
54 - 2.17.4 Range statement
54 - 2.17.5 Evidence guide
55 - 2.18 UTE NES 708 B-DESIGN EXPLOSION-PROTECTED ELECTRICAL SYSTEMS
55 - 2.18.1 Scope
55 - 2.18.2 Prerequisites
55 - 2.18.3 Elements and performance criteria
56 - 2.18.4 Range statement
56 - 2.18.5 Evidence guide
57 - 2.19 UTE NES 711 A-DESIGN GAS DETECTION SYSTEMS
57 - 2.19.1 Scope
57 - 2.19.2 Prerequisites
57 - 2.19.3 Elements and performance criteria
58 - 2.19.4 Range statement
58 - 2.19.5 Evidence guide
59 - SECTION 3 ESSENTIAL KNOWLEDGE AND ASSOCIATED SKILLS
59 - 3.1 GENERAL
59 - 3.2 DESCRIPTION OF ESSENTIAL KNOWLEDGE AND ASSOCIATED SKILLS
59 - 3.2.1 Hazardous areas and explosion-protection principles
60 - 3.2.2 Explosion-protected equipment
60 - 3.2.3 Flameproof (Ex'd') explosion-protection technique
61 - 3.2.4 Increased safety (Ex'e') explosion-protection technique
61 - 3.2.5 Non-sparking (Ex'n') explosion-protection technique
61 - 3.2.6 Intrinsic safety (Ex'i') explosion-protection technique
62 - 3.2.7 Pressurization (Ex'p') explosion-protection technique
62 - 3.2.8 Explosion-protection techniques for dusts
62 - 3.2.9 Common characteristics of explosion-protection techniques
62 - 3.2.10 Hazardous areas installation and maintenance requirements
63 - 3.2.11 Hazardous areas cable termination techniques
64 - 3.2.12 Hazardous areas detailed inspection techniques
64 - 3.2.13 Explosion-protected equipment overhaul and repair
65 - 3.2.14 Explosion-protected equipment modification
66 - 3.2.15 Hazardous areas installation planning
67 - 3.2.16 Common classified hazardous areas
67 - 3.2.17 Hazardous areas classification techniques
67 - 3.2.18 Hazardous areas close inspection requirements
68 - 3.2.19 Hazardous areas management
68 - 3.2.20 Explosion-protected electrical systems design
69 - 3.2.21 Explosion-protected equipment conformity assessment
69 - 3.2.22 Hazardous areas installation testing
70 - 3.2.23 Explosion-protection visual checks
70 - 3.2.24 Gas detection: portable devices
70 - 3.2.25 Gas detection: fixed equipment
70 - 3.2.26 Evaluation and selection of gas detection equipment: portable and fixed
72 - SECTION 4 ASSESSMENT
72 - 4.1 GENERAL
72 - 4.1.1 Attributing competency
72 - 4.1.2 Sufficiency of evidence
72 - 4.1.3 Currency of evidence
72 - 4.1.4 Authenticity
72 - 4.2 SOURCES OF EVIDENCE
72 - 4.2.1 General
72 - 4.2.2 Evidence of essential knowledge
73 - 4.2.3 Evidence of competent performance
73 - 4.3 ASSESSMENT PROCESSES
73 - 4.3.1 Conducting and managing assessment
74 - 4.3.2 Qualification of assessors
75 - APPENDIX A - SPECIFIC PREREQUISITE UNITS AND RECOMMENDED GENERAL COMPETENCIES FOR ACHIEVEMENT OF EACH UNIT OF COMPETENCY...
78 - APPENDIX B - LIST OF STANDARDS RELEVANT TO THE UNITS OF COMPETENCY
82 - APPENDIX C - LIMITING ENDORSEMENT OF COMPETENCIES FOR WORK CONFINED TO COAL MINING
82 - C1 SCOPE
82 - C2 ENDORSEMENTS
82 - C2.1 Basis of endorsements
82 - C2.2 Means of endorsement
82 - C2.3 Units allowing Group I endorsement
83 - C2.4 Assessment methodology
84 - APPENDIX D - KEY COMPETENCIES
85 - APPENDIX E - NATIONAL COMPETENCY CODING SYSTEMS
85 - E1 AUSTRALIA
85 - E2 NEW ZEALAND
86 - APPENDIX F - SUMMARY OF ESSENTIAL KNOWLEDGE AND ASSOCIATED SKILLS FOR EACH UNIT OF COMPETENCY (AUS)/UNIT STANDARD (NZ)
92 - APPENDIX G - ASSESSMENT OF EXISTING WORKERS
92 - G1 SCOPE
92 - G2 EXTENT OF RECOGNITION
92 - G2.1 General
92 - G2.2 Minimum level of recognition
92 - G2.3 Assessment methodology