Overview

This Installation and Maintenance of Electrical Equipment in Hazardous Areas course offers
participants the opportunity to attain nationally recognised competencies that meet the requirements
of AS/NZS 4761 Competencies for working with electrical equipment for hazardous areas (EEHA).
This course provides a licensed electrical worker with the specialised skills and knowledge required
to perform installation, maintenance, testing and inspection of electrical equipment in explosive
atmospheres.

Course Outline

1. Equipment installation requirements
2. Legal requirements and Australian Standards
3. Principles of hazardous areas classification
4. Procedures for breakdowns and maintenance
5. Testing procedures
6. Visual inspection
7. Detailed inspection
8. Record keeping
9. Access and permit procedures for use in hazardous areas
10. Explosion-protection techniques, including:
    Dust protection by enclosure (Ex tD)
    Flameproof (Ex d)
    Increased Safety (Ex e)
    Intrinsic Safety (Ex i)
    Pressurisation (Ex p)
    Ventilation (Ex v)
    Encapsulation (Ex m)
    Non-Sparking (Ex n)
    Oil Immersion (Ex o)
    Powder Filling (Ex q)
    Special Protection (Ex s)
    Mixed Techniques