Tercel is an australian company that provides a complete range of lightning protection systems, earthing and surge protection solutions throughout australia, asia and the pacific regions. Furse lightning protection systems bailey lightning protection. Lightning protection design, earthing system design. The location of earth pits shall be close to the transformer yard as per specifications. The design and testing of earth grid systems is necessary to ensure compliance with safety regulations and to ensure public safety. Low resistance earth connections are the key to providing effective lightning protection for buildings. Zero sequence earthing is a specialist electrical engineering consultancy offering earthing and lightning protection design and testing services. Xgslab, a complete software tool for the simulation of power, earthing, grounding and lightning systems. Experience furse has over 125 years of experience to provide. Substations, generating stations and transmission lines all require adequate earthing to ensure protection from power system earth faults. The advanced esp 240 m1 and esp 415 m1 bring you all the benefits of the original esp 240 m1 and esp 415 m1 with the addition of ground breaking new advances in transient overvoltage protectors for mains power supplies. Further information on earthing principles and practice can be found in bs 7430.
Combining over 30 years technical expertise with an enviable reputation for innovation, quality and service, khind is uniquely placed to provide a total solution to all your earthing, lightning and transient overvoltage protection needs. Abb offers a wide range of power and grounding products for commercial, industrial and utility use, including products produced under the blackburn, furse, colorkeyed and homac brands. We provide technical support to our customers, ranging from site visits, system design advice, detailed application drawings and training. Over 100 years of experience makes us acknowledged experts in the field. After the test, the coating of the specimens shall show adherence to the parent.
If you have one of the screwdriver type mains testers, it is easy to verify earthing. Furse offer a renowned total solution for earthing and lightning protection. Toni merrill furse technical department product update for more information or to request a free trial, please visit. Earthing and earth grid testing rans electrical high. This test uses a special transformer to induce an oscillating voltage often 1. Installation of earthing bonding equipotential bonding. Paul swinerd of megger looks at how this testing can be carried out conveniently, and provides guidance on ensuring that dependable results are obtained. Method of statement for installation of earthing, bonding.
New strikerisk software for lightning calculations. Cable earthing, earthing rods, copper rods, earth clamps. Furse provides a wide range of literature for customers covering everything from indepth product catalogues and technical guide books, through to product datasheets, newsletters and risk assessment software. Therefore appearance alone is insufficient to assume it is not earthed. Earthing is a fastgrowing movement based upon the discovery that connecting to the earth s natural energy is essential for vibrant health. Detailed information on the furse product range which forms a total solution to all your lightning protection, transient overvoltage and earthing needs. Furse brand products suppliers, providers in doha, qatar. Acquired by the abb group, furse is established as the world leader for earthing and lightning protection lightning is a real and significant threat which is why there is a need for a total solution for more, see furse. Putting lightning protection to the test megger uk. As these results form the basis of the whole earthing design, the experience of our engineers is critical in ensuring correct implementation of the test data.
Aug 07, 2014 furse earthing lightning protection introduction 1. Lightning strikes present a real and significant threat to life, to the structures in which we live and work, and to the electronic systems which support us in our daily lives. The wenner and schlumberger test methods are both recommended, with testing and interpretation. Earthing is an integral component of any power system. Earth bars manufactured from copper with single or twin disconnecting links and multiple earthing points up to 30 way are available from stock tinned copper versions available for high corrosion atmospheres. Free lightning protection design software paradise electric. The range of furse earthing products, including earth rods, plates, clamps, and inspection pits, are all designed and manufactured in line with bs en 50164 and bs 7430, to ensure they meet the demands required of earth termination systems. Design safe buried earthing and grounding systems for applications including substations, power plants, transmission lines, transformers, mining, commercial and. Full earthing analysis uses stateoftheart software to determine the step and touch voltages, earth potential rise and fall and resistance to earth values. Experience and the software to provide an optimum design. The company also offers protection against overvoltage, electromagnetic compatibility, electrical installation and energy management services.
Khind systems is a leader in the design and supply of earthing and lightning protection systems. Samad khan, global product and standardisation manager for furse, explains the logic behind the changes to surge protection requirements and test standards in the 18 th edition of the iet wiring regulations and what the industry needs to know about them. If the mat is earthed, the tester will light up, as the tester works by earthing itself through the clip, then through the human body or other earthing connection. Electrical earthing system design fundimentals and. The ratio of measured voltage to injected current gives the average resistance of the current path through the soil, the apparent resistance. Product test report 58 copperbond rods to bs en 501642. Furse is a world leader in the design, manufacture, and supply of earthing and lightning protection systems. Injection testing is the most informative way of testing earthing system performance and safety. With over 126 years experience, furse provide a renowned total solution for earthing, lightning risk and electronic systems protection. Earthing arrangements hv earthing design to en50522 greymatters. The concrete inspection pit is load rated to 3,500kg and is suitable for most types of earthing and lightning protection installations. Furse lightning protection systems bailey lightning. Evolutions and choices of earthing evolution of electrical p.
Working with existing sites can often lead to increased workload, furse may need information pertaining to the whole site as this can. From furse air termination systems including air rods and strike plates to. Dec 24, 2016 a full test report with certification is produced by the independent laboratory for all components satisfying the test criteria. How to apply earthing equipment thorne and derrick uk. Tercel lightning protection, earthing, surge protection. Paradise electric group provides consultancy and specialized engineering services in the field of lightning protection, earthing and cathodic protection against corrosion. Bs eniec 62305 lightning protection general standard. Conductors air termination conductor network lightning protection accessories.
Electrical earthing system testing application guide. Lightning protection systems and design omega red group. We would like to show you a description here but the site wont allow us. Furse earthing analysis uses stateoftheart software to determine the step and touch voltages, earth potential rise and fall, and hotcold site classification of the site generated by the initial design. To achieve this, a circuit is established between the earthing system under test and a remote injection point. So, get this wrong and the subsequent electrical earthing system design may be flawed. Bs en 50164 standard lightning protection 37 how to apply structural lightning protection. Electrical earthing system testing application guide zero. Abb library is a web tool for searching for documents related to abb products and services. For 100 years, furse have manufactured marketleading lightning protection and earthing systems solutions, fully compliant with national and international standards. Our team have had many years of experience in this field, and we pride ourselves on our high level of technical quality, excellent value for money and a strong focus on customer service. Deathwatch oef pdf by staying here you are agreeing to our use of cookies.
Marketleading lightning protection and earthing systems. Design safe buried earthing and grounding systems for applications including substations, power plants, transmission lines, transformers, mining, commercial and industrial sites. Built to withstand an entire spectrum of ground testing methods, flukes family of earth ground testers have been designed to be accurate, safe and easy to use. It is not suitable for use in areas where high load, small wheel vehicles are used. Without such a system, the safety of a structure, the equipment contained within it and its occupants is compromised. Strikerisk lightning protection risk assessment software. Furse is a world leader in the design, manufacture and supply of earthing and lightning protection systems. Customised bars and earth bosses made from copper or stainless steel can be designed to suit project applications to provide a common earth connection point for buildings and steel. Furse copper earth bars furse earth bars provide a convenient common earthing point for electrical installations. Furse earth bars are available with single, or twin disconnecting links.
It aims to assess the actual performance of the earthing system by replicating a real fault at a small scale and measuring the effects. Furse copper earth plates solid copper earth plates bs 2874 c101. T e s ted furse component testing look out for this symbol within the catalogue for details of the relevant testing standards which furse conductors, structural lightning protection and earthing components have passed. Thorne and derrick are stockists and suppliers of furse earthing and lightning protection products. Also called neutral grounding resistors, they limit the current that would flow through the neutral point of a transformer or generator in the event of an earth fault. Essential things to know for earthing design and testing. Simple earth pit resistance test how to test it duration. Browse our top selling 16232 geo earth ground resistance meter, 16252 geo earth ground tester and the 1630 ground resistance meter today. Earthing design and testing electrotechnik pty ltd. Build custom earthing systems, using finiteelements determine a safe design overview features videos screenshots faq testimonials training overview determine earthing system performance, touch and step voltage safety compliance. Jun 24, 2016 zero sequence earthing is a specialist electrical engineering consultancy offering earthing and lightning protection design and testing services.
As earthing systems are installed near the surface of the earth, the top soil layers being subject to higher current densities are the most significant and require the most accurate modelling. Furse copper earth plates solid copper earth plates bs 2874 c101c103. Product test report 58 copperbond rods to bs en 50164. Our customers recognised that our commitment to high standards of service and safety meant that they could get on with their own job secure in the knowledge that we had done ours.
Established in 1988, omega red group is the recognised uk market leader in earthing and lightning protection. Products structured lightning protection systems electronic. Design calcs and drawings, onsite audits and investigations, current injection testing elek provides a full range of earthing services including design, onsite verification and safety compliance audits, testing and commissioning for the power utility transmission and distribution, power generation including renewables, manufacturing, water and gas pipelines, mining and rail sectors. The lightweight inspection pit pt205 is recommended for this type of application. Lp consultants international pvt ltd 214,605 views 5. Inspection, testing and maintenance of lps and lpms 103 11. Accurate soil resistivity testing for power system earthing rodney urban, karl mardira principal consultant, aecom abstract soil resistivity data is of fundamental importance in performing earthing system analyses. Furse provides a wide range of literature for customers covering everything from indepth product catalogues and technical guide books on the latest standards, through to product datasheets and risk assessment software. Our lightning protection earthing product range includes products for protecting buildings from mechanical destruction caused by lightning effects and the associated risk of fire. Furse earthing analysis uses stateoftheart software to determine the step. Of course, also check if the tester lights up at the socket in the first place, by touching the clip with your hand. Earthing mats do look like silicone rubber, but are made of, or coated with, some flexible conductive material. Furse earthingandlightningprotectionproductcatalogue. The induced frequency testing or commonly called the clampon test is one of the newest test methods for measuring the resistancetoearth of an earthing system or electrode.
Experienced team of engineers with full understanding of electrode testing. Reliable data is required to achieve good correlation between design and measured earthing system performance. Combining over 100 years technical expertise with an enviable reputation for innovation, quality and service, furse is uniquely placed to provide a total solution to all your earthing, lightning and transient overvoltage protection needs. Earthing arrangements hv earthing design to en50522.
The possible types of damage are injury to living beings due to step and touch voltage. When an earth fault strikes on a high voltage system, the fault current generates a. Protection against lightning a uk guide to the practical. Jul 25, 2019 furse earth bars are an efficient and convenient way of providing a common earth point, and integral disconnecting links catallgue easy isolation for testing purposes. Lightning protection consultants india provides lightning protection design, earthing system design and grounding system design for buildings.
Electrical earthing system design fundimentals and design. Product update new strikerisk software for lightning. Xgslab is one of the most powerful software of discover more. Oct 28, 2015 lightning protection design, earthing system design lightning protection for buildings design duration. Lightning protection testing elec cert ltd electrical.
Furse total solution catalogue this in depth 300 page product catalogue features. We provide technical support to our customers, ranging from site visits, system design. The soil structure is a foundational requirement for every electrical earthing system design. Furse furse surge protection furse lightning protection. Earthing design considerations and full details of the furse range of earthing materials introduction to the new standard bs eniec 62305 77 93 an overview of bs eniec 62305, its impact on lightning protection and the support and advice available from furse. Introduction lightning is one of natures most powerful and destructive phenomena. Earth ground testers digital earth resistance testers. Evaluate the project scope, and identify the relevant applicable standardsspecifications. Khind systems is a leader in the design and supply of earthing and lightning protection. Furse are experienced on a range of projects from stock exchanges to schools, royal palaces to oil refineries and more. Hence, the importance of a robust soil resistivity testing model free from errors. The fundamental purpose of an earthing system is to provide a safe return path for fault currents.
Abb furse are pleased to announce the launch of our advanced esp m1 series surge protectors. Furse provides world leading earthing, lightning and electronic systems protection from our own designed and manufactured products through to risk assessment and systems design advice. Connecting to the earth is easy and can be done outdoors by walking barefoot on the earth s natural surfaces or indoors with one of our earthing products. Earthing introduction how to apply earthing equipment an effective earthing system is a fundamental requirement of any modern structure or system for operational andor safety reasons. This results in properly informed decision making on the best earthing and lightning protection solutions. Each individual earth grounding point and its conductors are electronically tested for. A structural lightning protection system is designed to protect the fabric of a structure and the lives of the people inside by channelling the lightning strike in a safe and controlled manner to the earth termination network.
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