Terms and definitions, objectives of safety and security measures, Hazards associated with electric current, and voltage, who is exposed, principles of electrical safety, Approaches to prevent Accidents, scope of subject electrical safety. Primary and secondary electrical shocks, possibilities of getting electrical shock and its severity, medical analysis of electric shocks and its effects, shocks due to flash/ Spark over’s, prevention of shocks, safety precautions against contact shocks, flash shocks, burns, residential buildings and shops.
Introduction, preliminary preparations, preconditions for start of installation work, during, risks during installation of electrical plant and equipment, safety aspects during installation, field quality and safety during erection, personal protective equipment for erection personnel, installation of a large oil immersed power transformer, installation of outdoor switchyard equipment, safety during installation of electrical rotating machines, drying out and insulation resistance measurement of rotating machines.
Wiring and fitting – Domestic appliances – water tap giving shock – shock from wet wall – fan firing shock – multi-storied building – Temporary installations –Agricultural pump installation – Do’s and Don’ts for safety in the use of domestic electrical appliances.
Hazardous zones – class 0,1 and 2 – spark, flashovers and corona discharge and functional requirements – Specifications of electrical plants, equipments for hazardous locations – Classification of equipment enclosure for various hazardous gases and vapours – classification of equipment/enclosure for hazardous locations. Introduction, Distinction between system grounding and Equipment Grounding, Equipment Earthing, Functional Requirement of earthing system, description of a earthing system, , neutral grounding( System Grounding), Types of Grounding, Methods of Earthing Generators Neutrals.
Principles of Safety Management,Management Safety Policy, Safety organization, safety auditing, Motivation to managers,supervisors, employees.Objective and scope –ground clearances and section clearances – standards on electrical safety - safe limits of current,voltage –Rules regarding first aid and fire fightingfacility.The Electricity Act, 2003, (Part1, 2, 3,4 & 5)
Reference Book:
1. Pradeep Chaturvedi, “Energy management policy, planning and utilizationâ€, Concept Publishing company, New Delhi, 1997. 2. â€Accident prevention manual for industrial operationsâ€, N.S.C., Chicago, 1982. 3. Indian Electricity Act and Rules, Government of India 4. Power Engineers – Handbook of TNEB, Chennai, 1989 5. Martin Glov Electrostatic Hazards in powder handling, Research Studies Pvt. Ltd., England, 1988.
Text Book:
1. S. Rao, Prof. H.L. Saluja, “Electrical safety, fire safety Engineering and safety managementâ€, Khanna Publishers. New Delhi, 1988.(units) 2. www.apeasternpower.com/downloads/elecact2003.pdf (Part of unit
