Explain the dangers of electrocution and electric shock

Explain that refurbishment work in buildings presents the greatest risk and must be planned, managed and monitored to ensure that workers are not exposed to risk from electricity

Explain the main hazards of working with electricity or electrical power tools are electric shock and burns from contact with live parts, injury from exposure to arcing, fire from faulty electrical equipment of installations explosion caused by unsuitable electrical apparatus

Explain the reasons for use of 110v step down transformers for safer use. Where possible, eliminate risks. Cordless tools or tools which operate from a 110V supply system, which is centre-tapped to earth so that the maximum voltage to earth should not exceed 55V, will effectively eliminate the risk of death and greatly reduce injury in the event of an electrical accident

Explain the requirements for Portable Appliance Testing (PAT) within the construction industry