This unit involves the skills and knowledge required to enter a classified hazardous area to undertake work related to electrical equipment. It includes the obligations and safety practices for entering a classified hazardous area. It covers risks associated with flammable gas/vapours or combustible dust and the need for areas where such substances may be present to be classified as explosive atmosphere areas; basic principles of explosion-protected electrical equipment; the limitations of devices/equipment that be may be taken into the area; health and safety responsibilities; and the necessary procedures to enter and work in explosive atmosphere areas. It is adopted from clause 2.2 of AS/NZS 4761.1:2018 Competencies for working with electrical equipment for hazardous areas (EEHA).

This unit can be used in relation to any job function requiring entry to a classified hazardous area.

Site-specific work permits maybe required to work in the hazardous environment. In addition, other permits may be required, such as confined space and to operate specific pieces of equipment, such as elevated work platforms (EWPs), in various jurisdictions.

Additional and/or other conditions may apply in some jurisdictions subject to regulations related to electrical work. Practice in the workplace and during training is also subject to work health and safety (WHS)/occupational health and safety (OHS) regulations.