Home download center electrical engineering books and technical guides power substation guides power system earthing guide hazard scenarios consideration of appropriate safety criteria usually an allowable shock voltage is required for all electrical assets that form part of. The sixth edition of electrical grounding has been thoroughly updated in accordance with the 2002 national electrical code nec. Earthing also called grounding stems from the idea that in modern city life we no longer have direct physical contact with the earth, and therefore are losing out on purported health benefits of exchanging electrons with the surface of our planet. Applewhite, an electrical engineer and expert in the design of electrostatic discharge systems in the electronic industry, was both subject and author of the study. When all metallic parts in electrical equipments are grounded then if the insulation inside the equipments fails there are no dangerous voltages present in the equipment case. Soares book on grounding and bonding, th edition nec 2017. An electrical grounding system design starts with a site analysis, collection of geological data, and soil resistivity testing of the area. Earthing ranks right up there with the discovery of penicillin. This brings all the bonded items to the same electrical potential as a protection from electrical shock. Earthing, or grounding, is a revolutionary method of balancing oneself by reconnecting with the earths electrical potential.
Shields is a comprehensive study guide for the design of industrial and commercial electrical power systems as dictated by neutralgrounding and groundfault protection practices. Earth continuity conductor or earth wire size of earth continuity conductor earthing lead or. Show less electrical installation technology, third edition covers the wide range of subjects that come under the headings of electrical science, installations, and regulations. The areas that cause confusion and misinterpretation are clearly explained such as bonding and earthing, rcds, circuit design and protection. Earthing is a must read for anyone interested in optimal health. Earthing reduces electric fields induced on the body. For wire earthing, several horizontal trenches are dug. Which is the best book for electrical system design. The main reason for doing earthing in electrical network is for the safety. Earthing and electrical grounding installation handbook book. Dont wait for a health condition to pick up this book but if you are in a health predicament, spend as much time as possible on your bare feet connecting to the healing power of the earth.
The question of how a system shall be earthed is governed by the regulation. He has authored numerous publications on electrical grounding and earthing. In 1998, he began investigating the effects of electrically grounding the human body to earth. This is a discussion of the basic principles behind grounding systems and how grounding is related to safety and the effective operation of circuit protection devices such as fuses and circuit breakers. Grounding or earthing system in electrical construction works. Principles of electrical grounding pfeiffer engineering. Mcgrawhills nec 2014 grounding and earthing handbook. Industrial power system grounding design handbook by j. This book will enable you to work safely and efficiently.
Highly recommended for a deeper understanding of why earthing is so important to health. The term grounding is used in america to discuss both belowgrade earthing and abovegrade earthing. All you ever wanted to know about earthing and grounding but were afraid to ask the designers guide series book 2. The book emphasizes earthing, bonding, protection, and circuit design of electrical wirings. Earthing book by clint ober download pdf, listen to audio. In any discussion of the grounding of electrical systems, particularly as it applies to power systems, there also. For over 40 years mike holt enterprises has been providing quality electrical code training to help electrical professionals learn the code, prepare for. Earth continuity conductor or earth wire size of earth continuity conductor earthing lead or earthing joint size of the earthing lead.
Gittleman earthing connects us to nature and nature is the ultimate source of health and healing. Everyday low prices and free delivery on eligible orders. The first earthing therapy book ever written, how can that be. Earthing systems in electrical supply free download book. References are also included for all electrical contractors and those working in electrical installations. What is the purpose of earthing an electrical installation.
The process of transferring the immediate discharge of the electrical energy directly to the earth by the help of the low resistance wire is known as the electrical earthing. Industrial power system grounding design handbook john. The neverbeforetold story filled with fascinating research and reallife testimonials chronicles a discovery of the first magnitude with potential to create a global health revolution. This book is probably the most important health read of the 21st centur ann louise gittleman, ph. The electrical earthing is done by connecting the noncurrent carrying part of the equipment or neutral of supply system to the ground. Earthing introduces readers to the landmark discovery that living in contact with the earths natural surface charge being grounded naturally discharges and prevents chronic inflammation in the body. Home download center electrical engineering books and technical guides power substation guides power system earthing guide hazard scenarios consideration of appropriate safety criteria usually an allowable shock voltage is required for all electrical assets that form part of the network. Earthing, the most eyeopening book to appear in decades, introduces the planets powerful, amazing and overlooked natural healing energy and how people anywhere can readily connect to it.
This book is designed for the contractor who finds that installing grounding systems, which are in compliance with all relevant codes and standards, is a complex. Practical guide to electrical grounding systems and applications eep. Earthing and bonding electrical regulations 3rd revised edition by the iet isbn. Introduction to design and analysis of electrical system by john d matthews.
If the live wire touches the grounded case then the circuit is effectively shorted. He has promoted and supported 20 research studies that collectively demonstrate how maintaining the body at earths electrical potential reduces inflammation and promotes normal functioning of the bodys electrical systems. The book even mentions several other names, predecessors in the barefoot tradition, an adolf just, who already in the early 1900 wrote a book on earth power, return to nature, advocating walking barefoot and sleeping on the ground. Phil simmons is the founder of simmons electrical services, where he consults on the national electrical code and other codes.
The ground electrode shall be minimum 10 feet long 1 inch dia steel pipe with copper weld exterior surface. Electrical earthing grounding systems a technical report and a short course technical report pdf available february 2018 with 15,176 reads how we measure reads. Earthing therapy the perfect natural antiinflammatory. The general purpose of earthing system is to protect life and property in the event of 5060 hz faults shortcircuit and transient phenomena lightning, switching operations. While electrical earthing may have originally been considered only as a safety measure, with todays advances in electronics and technology, electrical earthing has become an essential part of everyday electricity.
The ground station shall be as shown in the drawing. Read all about the earth s natural healing potential to alleviate their aches and pains, inflammation, sleep disorders and free radical damage in this ground breaking book. Bonding is the practice of intentionally electrically connecting metallic items not designed to carry electricity. The book provides you with the commentary and guidance you need to interpret. The research the authors provide uses about three pages for the nearly 200 pages of testimonial. Just as the sun gives us warmth and vitamin d, the earth underfoot gives us food and water, a surface to walk, sit, stand, play, and build on, and something you never, ever thought aboutan eternal, natural, and gentle energy. Difference between earthing, grounding and bonding. The iee wiring regulations explained and illustrated. Read all about the earths natural healing potential to alleviate their aches and pains, inflammation, sleep disorders and free radical damage in this ground breaking book. Earthing solutions standards, safety and good practice. This effect has massive health implications because of the wellestablished link between. When grounding, our bodies are in their most natural electrical state.
Power system earthing guide electrical engineering portal. This book explains why we should all be earthing our body. In electricity supply systems, an earthing system or grounding system is circuitry which connects parts of the electric circuit with the ground, thus defining the. Earthing, or grounding, is a revolutionary method of balancing oneself by reconnecting with the earth s electrical potential. Connecting to the earth is easy and can be done outdoors by walking barefoot on the earths natural surfaces or. It is very important to walk on sand, earth etc bare feet for half an hour a day. The iee wiring regulations explained and illustrated, second edition discusses the recommendations of the iee regulations for the electrical equipment of buildings for the safe selection or erection of wiring installations. Earthing and electrical grounding installation handbook. Mcgrawhills nec 2014 grounding and earthing handbook pdf. Students taking the electrical installation technicians, electrical technicians, and electrical engineering courses will find the book useful. Similar to pipe earthing, rod earthing requires the burying of a rod made of copper or galvanised iron. Principles of electrical grounding john pfeiffer, p.
Strictly speaking, the terms grounding or earthing are meant to refer to an electrical connection to groundearth. The scope of work shall cover providing grounding stations, laying copper ground wires and connecting the panels, equipment, etc. Earthing is a fastgrowing movement based upon the discovery that connecting to the earths natural energy is essential for vibrant health. Guide to grounding systems electrical engineering portal.
Conference proceedings, 2324 june 1997 electrical network series. If this is not possible due to health reasons like myself, you can get an earthing sheet for your bed. If youre looking for a free download links of mcgrawhills nec 2014 grounding and earthing handbook pdf, epub, docx and torrent then this site is not for you. How earthing can zap inflammation, increase deep sleep.