This unit covers the explosion-protection aspects for electrical, electronic, instrument and data communication installations for hazardous areas. It requires the ability to select, prepare and use appropriate testing devices, work safely and to Standards and to interpret and record test results.

Unit details

Study level:
Vocational and further education (TAFE)
Unit code:


A student must complete the following pre-requisite: UEENEEM080A Report on the integrity of explosion-protected equipment in a hazardous area; AND Competencies in attending to breakdowns in general electrical or instrumentation equipment mechanical plant/equipment service and maintenance at least at AQF 3 or equivalent.


Assessment tasks will be designed to reinforce and extend knowledge and skill competence within set and controlled parameters in accordance with each unit's learning outcomes and performance criteria requirements, including the setting of work based practical application tasks designed to provide evidence of competence outcomes, within periodic and scheduled timelines. Students will be expected to demonstrate the following required skills and knowledge: - explosion-protection equipment - ex certification schemes; - flameproof (ex 'd') explosion-protection technique; - increased safety (ex 'e') explosion-protection technique; - non-sparking (ex 'n') explosion-protection technique; - intrinsic safety (ex 'i') explosion-protection technique; - pressurization (ex 'p') explosion-protection technique; - enclosures for dusts (ex 'td') - explosion-protection technique; - common characteristics of explosion-protection techniques; - preparation to install and maintain explosion-protected equipment in hazardous areas; - the relationship between explosion-protected equipment, their certification documents and required locations given in specifications and layout drawings and/or written instructions; - installation standards and requirements applicable to hazardous; - cable termination types suitable for use in hazardous areas; - terminating cables suitable for use in hazardous areas; - preparation for conducting installation testing in a hazardous area; - characteristics and limitations of testing equipment used to test installation in hazardous areas, and; - documentation of results of hazardous area installation tests.

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