Electrical grounding and bonding mindtap course list. There is no longer a hierarchy of electrodes that must be used for grounding separately derived systems. Practice for good grounding and bonding a home wiring system. Earthing and grounding are actually different terms for expressing the same concept. For more detailed information about electrical grounding and bonding see the 10th edition of iaeis soares book on grounding and bonding available in the spring. Electrical grounding and bonding based on 2020 nec. This refers grounding one ore more current carrying hot conductors of the electrical system. This can occur when materials are rubbed together, such as. Bonding is the process of connecting to conductive objects together. I will continue to use this excellent book throughout my teaching of the grounding and bonding concepts.
We want all these to be grounded so they have zero electrical potential and cant give us a shock. Electrical grounding and bonding, 4e a userfriendly, practical guide provides a thorough and effective introduction to the essentials of electrical grounding and bonding. Electrical grounding and bonding, simmons, phil, ebook. Bonding, nec 2017 th edition by international association of electrical inspectors english 2017 isbn. One of the most confusing areas of the trade continues to be grounding and bonding. It examines the critical concepts of calculating conductor sizes, reading and interpreting nec tables, the use of grounded. Ground fault current path is an electrically conductive path from the point of a ground fault on a wiring system through normally noncurrentcarrying conductors, equipment, or the earth to the electrical supply source. In bonding, the emphasis is on creating lowimpedance electrical connections between two or more conductive metallic bodies that are not normally currentcarrying. What does bonding bonded mean and what does nec say. This book is well put together and does a great job of introducing the concepts of grounding and bonding in common electrical systems. Strictly speaking, a ground wire connects to the ground. What is the process of grounding and bonding a solar pv array. Whether its a grounding or bonding connection, the goal in house wiring is to have no metal boxes or any other conductive materials near the wires become electrically hot.
Before you consider checking a swimming pool for proper bonding and grounding, please ensure that you understand electrical fundamentals, grounding versus bonding, nec requirements related to swimming pool bonding, neutraltoearth nev voltage related to utility wiring, and how to troubleshoot to ensure swimming pools are properly bonded. Many of the most important concepts are introduced in the early chapters, and then expanded upon in later chapters. Written in accordance with the 2014 national electrical. Soares book on grounding and bonding 9th edition book. Iaei has multiple publications for the electrical industry. It explains the differences between all three grounding systems, emphasizing the critical function that equipment ground performs. Soares grounding and bonding, nec2020 print digital. Insulation color shall be continuous green for all equipment grounding conductors, except that wire sizes 25 mm.
This course covers earth grounding, equipment grounding, and high resistance grounding. All panels grounding terminal bus not neutral where insulated from the enclosure, install a main bonding jumper or screw with a green finish. Written in accordance with the 2014 national electrical code, electrical grounding and bonding, fourth edition, features complete, uptodate coverage of article 250. Electrical grounding and bonding 2020 nec edition 6. Bonding provides the safety during fault current and. Grounding and bonding grounding is the process of connecting a system, equipment, or both to the earth. The material is readerfriendly with straightforward, easytounderstand explanations of key concepts that foster understanding. Throw in bonding, grounding and lightning protection and people get so confused it becomes a real muddle. Choose from 165 different sets of grounding and bonding flashcards on quizlet. Soares book on grounding and bonding, th edition nec. Electrical grounding and bonding electrical grounding. These bonded objects are usually but not always grounded.
Pay careful attention to the definitions that apply to grounding and bonding both here and in article 100 as you begin the study of this important article. This userfriendly, practical guide provides a thorough and effective introduction to the essentials of electrical grounding and bonding. Written in accordance with the 2011 national electrical coderegistered, this title provides your students with an introduction to the essential elements of electrical grounding and bonding. Grounding electrode system and grounding electrode conductor part iii znec 250. First, the metal water and gas pipes must be connected electrically to create a continuous low resistance path back to the main electrical panel. The rest of article 250 covers how to achieve this desired level of protection. The author and illustrator of numerous textbooks on electrical topics, he has consulted on several lawsuits involving electrical injury and property damage. Static electricity results from the interaction of dissimilar materials. Understanding the differences between bonding, grounding.
A survey of requirements, methods, and specifications r. This seminar is the first in a short series of electrical grounding and bonding webinars presented by neca. Guide to grounding systems electrical engineering portal. Electrical grounding and bonding, 5th edition by phil simmons simmons electrical services this userfriendly, practical guide provides a thorough and effective introduction to electrical grounding and bonding, 5th edition. The book s detailed explanations, realworld examples, and vibrant, fullcolor illustrations help readers. Principles of electrical grounding john pfeiffer, p. Soares book on grounding and bonding 9th edition by. 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 and somewhat mystifying assignment. Grounding and bonding means that conductive parts are connected together and to the earth. While in larger facilities, the design of a proper grounding system is certainly complex and should be left to a qualified engineer, the everyday grounding. Electrical grounding and bonding, 5th edition technical. Section 26 05 26, grounding and bonding for electrical systems. Written in accordance with the 2005 national electrical code, this new book provides readers with a comprehensive introduction to the essential elements of electrical grounding and bonding.
What is the difference between grounding and bonding. Mike holts illustrated guide to bonding and grounding. Many factors such as soil resistivity variations, installation accessibility, layout and existing physical features are all site specific and tend to affect decisions on earthing methods employed. Eustace soares book, grounding electrical distribution systems for safety was originally published in 1966 and was based upon the 1965 edition of the national electrical code. Introduction to grounding and bonding general system crounding grounding electrode system and grounding electrode conductor enclosure, raceway, and service cable connections bonding equipment grounding and equipment grounding conductors methods of. It examines the critical concepts of calculating conductor sizes, reading and interpreting nec tables, the use of grounded conductor connections in dc and ac systems, as well as various installations. Bonding is achieved by using a wire while grounding is achieved by using a rod. More than any other topic in the electrical industry, grounding and bonding is at the core of most power quality, and safety issues, making this book a must have for everyone in the industry. Ieee std 1100 ieee recommended practice for powering and grounding electronic equipment emerald book 2. Electrical grounding and bonding edition 5 by phil. Completely updated to reflect the 2017 national electrical code, the fifth edition of this userfriendly, practical guide features thorough, current coverage of grounding and bonding requirements in both article 250 and chapter 5 of the nec.
Improving your skills in electrical grounding and bonding has never been easier. Evans computer sciences corporation, huntsville, alabama prepared for marsha11 space flight center under contract nas860000 and sponsored by the space environments and effects program managed at the marshall space flight center march 1998. Jul 24, 2012 electrical wiring commercial, 14e has been extensively revised for the 2011 national electrical code. Understanding the differences between bonding, grounding, and earthing. Electrical panel grounding and bonding optimal home. Learn grounding and bonding with free interactive flashcards. Written in accordance with the 2008 national electrical code, this new book provides readers with a comprehensive introduction to the essential elements of electrical grounding and bonding. It examines the critical concepts of calculating conductor sizes, reading and interpreting nec tables, the use of grounded conductor.
Grounding and bonding requirements in the nec electrical. Electrical bonding is the practice of intentionally electrically connecting all exposed metal items not designed to carry electricity in a room or building as protection from electric shock. There is an emphasis on going green with electrical design and installation. Both of these are best understood as the emergency path the current takes in the event of a ground fault which is a short. The new 19th edition of the canadian electrical code has brought about some changes in the grounding and bonding rules. Electrical grounding and bonding mindtap course list phil simmons. From nec code update books to books on evolving into the electrical inspector, purchase yours today. Earthing and bonding electrical regulations 3rd revised edition by the iet isbn. One of the more im portant factors in the design and maintenance of aircraft electrical systems is proper bonding and grounding. It examines the critical concepts of calculating conductor sizes, reading and interpreting nec tables, the use of grounded conductor connections in dc and. The main bonding jumper connects the groundedneutral conductor to the distribution panel enclosure, to the equipment grounding conductors, and to the groundedneutral conductor coming from the incoming electrical service providers wiring. This section specifies the furnishing, installation, connection, and testing of grounding and bonding equipment, indicated as grounding equipment in this section. Completely updated to reflect the 2017 national electrical code, electrical grounding and bonding, fifth edition, features complete, current coverage of grounding and bonding requirements in both article 250 and chapter 5 of the nec.
The grounded circuits of machines need to have an effective return path from the machines to the power source in order to function properly. Enhance your electrical skills with soares book on grounding and bonding based on the 2011 national electrical code. Home download center electrical engineering books and technical guides power substation guides guide to grounding systems design considerations 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. When transferring flammable liquids, it is important that the containers involved are bonded and grounded to prevent static electricity from igniting the vapors. Swimming pool bonding electrical training solutions. Books on grounding znec zieee green book 1421991recommended practice for grounding of industrial and commercial power systems emerald book 11001999 recommended practice for powering and grounding sensitive electronic equipment zindustrial and commercial power system handbook. Apr 12, 2016 grounding and bonding as electrical installation protocols overlap to a certain extent, but they are not identical. The washer fits over the bolt, and when tightened to the prescribed torque value, pierces through oxidized or coated surfaces, providing a solid bond between metal parts. Grounding and bonding are important elements of a buildings electrical wiring. Practical guide to electrical grounding systems and. In canada, in fact, two bonding wires are required between the pool and the equipment pad. Bond all metal raceways and enclosures that contain or support service conductors 250.
Simmons serves nfpa on code making panel 5 of the nec committee grounding and bonding, and he previously served on several other code making panels, the nfpa standards council, the nec technical correlating committee, the iaei and. Soares grounding and bonding, nec2017 view product soares grounding and bonding, nec2017 pdf view product soares grounding and bonding, nec2014. 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. Need information on grounding and bonding rules within the national electrical code. Metal frame of the building or structure where the following methods are used to make an earth connection. Bonding and grounding requirements overlap somewhat, but they all have a common interest that of preventing electrical shocks and electrical fires. Grounding and bonding for electrical systems on photo. Difference between bonding, grounding and earthing. Ansinecabicsi607 telecommunications bonding and grounding planning and installation methods for commercial buildings 3. Aug 10, 2015 bonding washers are used in conjunction with holddown clamps and bolted joints on the racking system.
Illustrated guide to the national electrical code charles r. They each have different functions, but they work together to make the buildings electrical wiring safe. Soares book on grounding and bonding, th edition nec 2017. All home electrical systems must be bonded and grounded according to code standards. The terms grounding and bonding are used throughout the nec. Bonding is more clear word compare to grounding and earthing, but there is a micro difference between grounding and earhing. Grounding by phil simmons and a great selection of related books. A number of factors make the grounding and bonding of a pv system difficult. Grounding of an electrical system should be done to limit high voltage causes by lighting strikes or any misscontact of low voltage wires with high voltage wires.
Electrical grounding and bonding download ebook pdf. Grounding electrode system refers to grounding electrode conductors and all electrodes required or allowed by nec, as well as made, supplementary, and lightning protection. Cutting through the confusion of industry jargon and common misconceptions, and using correct defined terminology, the authors guide the reader stepbystep through the. I have talked to many boat owners and found that the electrical connection between ac and dc is very misunderstood by most of them. Interestingly, the nec requires raceways and enclosures that contain feeder or branch conductors to connect to the circuit equipment grounding conductor 250. It examines the critical concepts of calculating conductor sizes, reading and interpreting nec tables, the use of grounded conductor connections in dc and ac systems, as well as various installations and sizing. A great majority of the recommendations contained in the original edition of his book have been accepted as part of. Equipment grounding conductors shall be ul 83 insulated stranded copper, except that sizes 6 mm. In a few instances, a change might simply be the rearrangement of some words or the relocation of rules to more logical places in the code. Clear explanations, realworld examples and colorful.
The connection between ac, dc, bonding, grounding, and lightning protection systems. There are lots of good photos and illustrations that. Updated fullcolor and dynamic illustrations augment this book to further support this thorough student and professionallevel approach to electrical grounding and bonding. Over the past five code cycles, this article was extensively revised to organize it better and make it easier to understand and. Completely updated to reflect the 2020 national electrical code, simmons electrical grounding and bonding, sixth edition equips you with a userfriendly, practical guide to the latest requirements in both article 250 and chapter 5 of the nec along with current industry best practices. Electrical grounding and bonding by phil simmons alibris. Learn the essentials of electrical grounding and bonding. International association of electrical inspectors. Bonding is more clear word compare to grounding and earthing but there is a micro difference between grounding and earhing. Soares book on grounding and bonding is the authoritative book on grounding.
Bonding connecting wires together to make one continues connection. Bonding belongs in the hands of every electrician, inspector, and engineer who needs to understand the, seemingly conflicting, information of how to properly apply the nec rules of grounding and bonding. Grounding and bonding theory quiz 1 electrician practice tests. Written in accordance with the 2014 national electrical code, electrical grounding and bonding, fourth edition, features complete, uptodate coverage of.
Soares book on grounding and bonding international. These internal bonding wires may only be interrupted within an approved enclosure and upon a grounding bonding bar. Article 250 grounding and bonding mike holt enterprises. Written in accordance with the 2014 national electrical code, electrical grounding and bonding, fourth edition, features complete, uptodate coverage of article 250 requirements. Jun 08, 2011 grounding and bonding in accordance with the nec are critical skills every electrical professional needs to master for safety and code compliance. Bonding means connecting things electrically together. Ground a wire that goes to a metal pipe or rod that is embedded several feet into the ground. Inadequate bonding or grounding can lead to unreliable operation of systems, e. One of the most misunderstood and confused concept is difference between bonding, grounding and earthing. There is a distinct difference between grounding and bonding. Electrical grounding and bonding 3e, written in accordance with the 2011 national electrical code, provides readers with a comprehensive introduction to the essential elements of electrical grounding and bonding. What is the difference between bonding, grounding and.
Ansitia607b generic telecommunications bonding and grounding earthing for customer premises 4. Simmons serves nfpa on code making panel 5 of the nec committee grounding and bonding, and he previously served on several other code making panels, the nfpa standards council, the nec technical correlating committee, the iaei and underwriters laboratories. It examines the critical concepts of calculating conductor sizes, reading and interpreting nec tables, the use of grounded conductor connections in dc and ac. Similar to the purpose statement of the nec, we are given guidance toward the intended results and then a set of rules to follow. Section 26 05 26 grounding and bonding for electrical systems. The importance of bonding and grounding in commercial, industrial, and institutional buildings cannot be overstated. He is a retired member of the international brotherhood of electrical workers. May 02, 2017 this book is well put together and does a great job of introducing the concepts of grounding and bonding in common electrical systems. If a failure of electrical insulation occurs, all bonded metal objects in the room will have substantially the same electrical potential, so that an. Fullcolor drawings and product photographs illustrate difficult concepts of the code to increase your students understanding of the application in the wiring process. Mike holts illustrated guide to nec requirements for grounding vs.
Written in accordance with the 2011 national electrical code, this book provides readers with a comprehensive introduction to the essential elements of electrical grounding and bonding. Electrical grounding and bonding based on 2014 nec. Electrical grounding and bonding by phil simmons this userfriendly, practical guide provides a thorough and effective introduction to the essentials of electrical grounding and bonding. Electrical grounding and bonding, 5th edition cengage. Johnston neca executive director, standards and safety 1 welcome to a neca webinar based on the national electrical code. The lowimpedance faultcurrent path used to bond metal parts of electrical equipment, raceways, and enclosures to the. The book brings together material from numerous amateur radio and industry sources to present a comprehensive picture of basic grounding and bonding practices related to ac electrical safety, lightning protection, and the management of rf currents and voltages in the typical ham station. Bonding ensures safe electrical continuity while grounding ensures that all metal parts of an electrical circuit that an individual might contact are connected to the earth, thus ensuring zero voltage. Practical, userfriendly and updated to reflect the 2020 national electrical code, simmons electrical grounding and bonding, sixth edition delivers complete coverage of grounding and bonding requirements in both article 250 and chapter 5 of the nec. Practical grounding, bonding, shielding and surge protection unlike many books on grounding and shielding, provides straightforward, practical solutions to commonly encountered realworld situations and enables one to better understand proper ground methods and to quickly recognize and solve existing grounding issues in a facility.
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