This fact sheet explains how to apply the requirements shown in AS/NZS 3012:2019 Electrical installations – construction and demolition sites (AS/NZS 3012:2019), which is called up as a mandatory standard by section 163 of the Work Health and Safety Regulation 2025 (WHS Regulation). However, the key to a safe and reliable system lies in proper installation. If it's done poorly, you risk short circuits, fire hazards, or system failure. In this guide, we'll break down everything you need to know to install. This guidance is aimed at those responsible for planning and subsequent management, and those who control the installation and use of electrical systems and equipment on construction sites. Examples of these types of flexible cords include hard service cord (types S, ST, SO, STO) and junior hard. A low voltage distribution box organizes circuits, protects equipment, and ensures safety and code compliance for construction site electrical systems. Examination, installation, and use of equipment - Examination. The employer shall ensure that electrical equipment is free from recognized hazards that are likely to cause death or serious physical harm to employees. The table below shows why these.