Electrical Machines and Equipment

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Electrical Technology DepartmentElectrical Machines & EquipmentsDetailed Theoretical ContentsHours Contents Related Tasks1 1- General regulation for the safety of equipment: Basic skills2- Danger of electricity to the human body and how to rescue:4 Reasons of electric shocks. Electric current in the human body.a Electrical resistance of the human body.b Intensity of electric current passing through the human bodyc Effect of voltaged Effect of frequencye Effect of the passing of electric current through the humanbodyf The electric current pathway through the human body Type of electric injuries.a Electric shocksb Electric burns Rescuing an injured person.a Freeing an injured person.b Artificial breathingc Treatment of burnsA33- Injuries resulting from passing electric current throughhuman body: Cases of harming the human body by electric current.a Touching two active lines.b Touching one active line.c Accidentally touching one voltage terminald Touching and step voltages.A- 38 -
Electrical Technology DepartmentElectrical Machines & EquipmentsDetailed Theoretical ContentsHours Contents Related Tasks4- Fire alarm systems:3 Components of fire alarm systems.a Control unitb Fire detectorsc Thermal detectorsd Smoke detectorse Fire alarms Buildings that should be provided with fire alarm systems. Manually operated units. Installation of fire alarm systems.A25- Industrial safety guidelines: Limiting unsafe behavior. Personal safety equipmenta Eye protectionb Ear protectionc Protective suitsAReferences Electrical Safety Engineering, W. Fordham, Butterworth-Heinemann, 1997אאJ אא JאאאאאK–א–אאאא- 39 -
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Electrical Machines and Equipment

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