COURSE SUMMARY
Course Title: 
Electrical Safety
Course Code: 
15EEE339
Year Taught: 
2015
2016
2017
2018
Degree: 
Undergraduate (UG)
School: 
School of Engineering
Campus: 
Bengaluru
Coimbatore
Amritapuri

'Electrical Safety' is a course offered in B. Tech. in Electrical and Electronics Engineering program at School of Engineering, Amrita Vishwa Vidyapeetham

Unit 1

Introduction – electrostatics – electromagnetism - stored energy - energy radiation and electromagnetic interference – Working principles of electrical equipment – Indian Electricity Act and Rules - statutory requirements from electrical inspectorate – international standards on electrical safety – first aid - cardio pulmonary resuscitation (CPR).

Unit 2

Primary and secondary hazards - Energy leakage - clearances and insulation - voltage classification - heating effects - electrical causes of fire and explosion – ionization - spark and arc-ignition energy – control - Lightning hazards – Fuse – circuit breakers and overload relays – protection against over voltage and under voltage – safe limits of amperage – voltage – safe distance from lines – capacity.

Unit 3

Earth fault protection - earthing standards - FRLS insulation – grounding - equipment grounding earth leakage circuit breaker (ELCB) - Role of environment in selection - safety aspects in application - protection and interlock self-diagnostic features and fail safe concepts - surge withstand capability test requirements - Classification of hazardous zones - intrinsically safe and explosion proof electrical apparatus - increase safe equipment - their selection for different zones - temperature classification - grouping of gases - use of barriers and isolators -equipment certifying agencies.

  • Massimo A. G. Mitolo, “Electrical Safety of Low-Voltage Systems”, McGraw-Hill, USA, 2008.
  • John Cadick, Mary Capelli-Schellpfeffer, Dennis K. Neitzel, ‘Electrical Safety Hand book, McGraw-Hill, New York, USA, 2005.
  • Fordham Cooper, W., “Electrical Safety Engineering” Butterworth and Company, London, 1986.
  • Palmer Hickman, “Electrical Safety-Related Work Practices”, Jones & Bartlett Publishers, London, 2009.