Safety in Electricity





Objectives
 



Primary Hazards


Electrical shock


Severity of shock Depends


Body Resistance



Effect of Electrical current on Human Body


How shock occurs




Shock protection methods


Isolation



Isolation switches


Isolation Transformer


Low voltage


Double Insulation


Electrical safety


Check in General for


Sub distribution Board


Plug Tops


Earthing


Earthing scheme for construction power facilities


Details of Earthing station with GI pipe.



Transformer Neutral Earthing - size of earth lead.


Equipment Earthing


Fuses


ELCB Working Principle


ELCB - Earth Leakage Circuit Breaker


ELCB - Earth Leakage Circuit Breaker


Causes of Electrical fire


Failure of insulation level


Electrical Burns


Electrical Flash


Cable Routing


Cables


Protecting cables from Damages


Cable joints


Hand lamps


Manpower


Register & Procedures


Electrical safety


Electrical safety


Thank you


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