Our surge arresters for railway applications protect every part of a rail system, from traction substations, transmission lines, cables and catenary systems to rail vehicles for local, long distance and highspeed services up to 420 kmh. From distribution class to ehv arresters up to 612kv rating as well as high energy varistors for series capacitor applications. Continued from article complete overview of lightning arresters part 2. A lightning arrester is a device used on electrical power systems and telecommunications systems to protect the insulation. Surge arresters mv hv 11kv 33kv medium high voltage. Typical substation arrester mounting is this a well functioning arrester or is the small. Short circuit behaviour surge arresters and counters james taylor, abb power products, ludvika, sweden abstract by nature, a surge arrester may be overloaded at any time as part of its normal duty. There are several types of lightning arresters in general use. In this brochure, you will gain an insight into the field of surge protection. This buyers guide deals with high voltage surge arresters for standard ac applications. A lightning arrester is essentially a collection of billions of microscopic junctions of metal oxide grains that turn on and off in microseconds to form a current path from the top terminal to the ground terminal of the arrester.
It is an independent thirdparty laboratory in type tests, routine tests, performance tests and certificate tests for high voltage apparatus. English pdf catalogue high voltage surge arresters buyer. Lightning arrester is the device used to protect the insulation and conductors from damaging effects of lightning on electrical power systems and telecommunication. Surge arresters for railway applications surge arresters. Abb offers a complete range of surge arresters for high and medium voltage applications. This places tough demands on their ability to fail safe and not risk damage to equipment or injury to personnel in the vicinity. Continuous research and development, the wealth of siemens knowhow, and comprehensive worldwide experience give siemens surge arresters a leading edge in. Product overview abb high voltage products surge arresters.
There the voltages which may appear in a highvoltage electrical power system are given in perunit of the peak value of the highest continuous phasetoearth voltage2, depending on. Simplified selection procedure for a detailed selection guide, please refer to abb publications pthvpa 2300e and pthvpa 2310e. A number of developments in technology and application of mo surge arresters as well as in standardization have taken place in the past years. Application guidelines overvoltage protection metal oxide. Our surge arresters are absolutely reliable and characterized by easy installation, low maintenance costs and an extremely long operating life. Arresterfacts002 arresterworks, consultants, arrester.
Contents definition of surge arresters 02 siemens surge arresters for any requirement 04 always the best solution 05 history timeline 06 movs. Surge arresters are used to protect transmission lines, transformer or other equipments from transient voltage. Highvoltage surge arresters safe and reliable protection of electrical equipment abb surge arresters are the primary protection against atmospheric and switching over voltages. It is important that surge arresters of the correct voltage rating be used. Surge arresters transmission products siemens global. We provide sustainable solutions that help our customers effectively manage electrical, hydraulic and mechanical power more safely, more efficiently and more reliably.
Voltage surges can be created by cloud to cloud lightning near your home. Monitoring devices are available to control the status of the surge arresters in ac systems. Abb offers a complete range of surge arresters for high voltage applications comprising of solutions for ac and dc up to 1,100kv as well as special applications. Typical lightning arrester has a highvoltage terminal and a ground terminal. The standards produced by tc 37 of iec have undergone radical changes, based on recent research work initialized and supervised by cigre working groups wg a3. Ieee guide for the application of metaloxide surge.
A lightning arrester, surge arrester or line arrester is a device used on electrical power systems and telecommunications systems to protect the insulation and conductors of the system from the damaging effects of lightning. The motordoc shows handson how to test lightning arrestors and surge capacitors using simple tools. Intermediate and station class arresters eaton s mission is to improve the quality of life and the environment through the use of power management technologies and services. Yongde surge arresters can be applied to a variety of systems including substation equipment, acdc converte. The purpose of a surge lighting arrester is to limit the over voltages that may occur across transformers and other electrical apparatus due either to lightning or switching surges. High voltage diagnostic measurements for surge arrester. Ieeeiec lightning arrester arresters for ac and dc applications. For other applications, such as series capacitors protection, shunt capacitor protection or dc applications, contact your abb sales representative.
Check insulator withstand capability of the housing use paragraph 8. The range comprises of ac and dc solutions up to 1,100kv and arresters for special applications like railways, dcvoltage limiting devices and many other purposes. It adopts double sealing structure, the core encapsulates by. The basics of surge protection we dont just want to support you with convincing solutions, but also to be on hand with help and advice. Impulse test system of series g lightning impulses up to approx. The catalogues list the available standard arresters from abb of porcelainhoused arresters type exlim and silicone polymerhoused arresters, type pexlim.
Uhv surge arresters are usually installed in the vicinity of the main electrical equipment in substations to limit lightning and switching overvoltage, thereby protecting the electrical equipment in uhv substations. Such overvoltages can be caused by a direct or nearby lightning strike, an electromagnetic pulse, electrostatic discharge. Pdf lightning overvoltage and protection of power substations. They endanger the electrical equipment because for economic reasons the insulation cannot be designed to withstand all possible cases. They differ only in constructional details but operate on the same principle, providing low resistance path for the surges to the round. In modern practices, surge arrester or lightning arresters are the most reliable apparatus to protect the power system against transient voltages due to lightning and switching surges. This guide explains the power factor test procedure of these surge arresters. A lightning arrester alternative spelling lightning arrestor also called lightning diverter is a device used on electric power systems and telecommunication systems to protect the insulation and conductors of the system from the damaging effects of lightning. Application of metaloxide surge arresters for alternatingcurrent systems ieee power engineering society sponsored by the surgeprotective devices committee cj u a 3 published b y the institute of electrical and electronics engineers, inc. Overvoltage protection metal oxide surge arresters in medium voltage systems 7 overvoltages in electrical supply systems result from the effects of lightning incidents and switching actions and cannot be avoided. They are invariably used from distribution voltages 400 v to highest system transmission voltages of 765 kv or above. Complete overview of lightning arresters lightning can strike an object near your home such as a tree or the ground itself and cause a surge. The basics of surge protection the basics of surge protection. All siemens surge arresters are subject to certified quality management and comply with international standards.
Power factor testing of surge lighting arresters the purpose of a surge lighting arrester is to limit the over voltages that may occur across transformers and other electrical apparatus due either to lightning or switching surges. Surge arresters or short, arresters constitute an indispensable aid to insulation coordination1 in electrical power supply systems. Vref tests partial discharge tests thermal tests leakage current dielectric tests watts loss tests this arresterfacts will show you the facts on each. Also called a surge protection device spd or transient voltage surge suppressor tvss, this class of device is used to protect equipment in power transmission and distribution systems. A surge arrester is a device to protect electrical equipment from overvoltage transients caused by external lightning or internal switching events. Ge offers an extensive line of surge arrester products. Arresterfacts002 field testing arresters field testing arresters comes in many forms. The table value for verification of lightning arresters and protective margin indicated that discharge current was 0. The station arresters are built to exacting specifications and tested to ieee or iec requirements for years of reliable service. Abb surge arresters are the primary protection against atmospheric and switching over voltages. Metaloxide surge arresters in highvoltage power systems.
Intermediate and station class surge arresters ieee iec eaton. Show properties create link bookmark latest revision create link bookmark revision a find related documents close this window. We offer several surge arresters for ac and dc railway applications up to 45 kv. High voltage testing of surge arrester high current. Reliable long term operating stability since the zinc oxide surge arresters have no gaps, the zinc oxide resistors are exposed to a long. The application and selection of lightning arresters. Eaton s cooper power series arresters range from intermediate through stationclass arresters up to 396 kv. Yongde surge arresters can be applied to a variety of systems including substation equipment, acdc converters, railway power system and power distribution units ranging from 0.
Lightning arrestors 55% ground 2% pin insulators 10% dead ends 4% lightning arrestors ground transformers dead ends pin insulators dist post insulators trans post insulators nonutility aps located equipment transmission posts 10% transformers 4% dead ends 16% insulators 4% lightning arrestors % cutouts 10% pin insulators 42% misc hw 1%. Intermediate and station class surge arresters ieee iec. Energy stress on transmission line arresters considering the total lightning. The typical lightning arrester has a highvoltage terminal and a ground terminal.
This includes basic information on the topics of technology and electronics that applies to all of us. Short circuit behaviour surge arresters and counters. Application guidelines overvoltage protection metaloxide. Multiple documents found abb library could not identify a unique document based on the available parameters. Why do we make the rating of surge arrester kv always less. Lightning impulse withstand value must be 20 ka 820 ir x. Testing lightning arrestors and surge capacitors youtube. Overvoltages and insulation coordination in mv and hv. Why do we make the rating of surge arrester kv always. Voltage ratings of surge arresters powell industries. Siemens has been designing and manufacturing medium and highvoltage surge arresters for standard and special applications since 1925. Types of lightning arresters for outdoor application.
Surge arresters are used to protect highvoltage equipment in substations, such as transformers, circuit breakers, and bushings, against the effects of overvoltages caused by incoming surges. Surge and lightning arresters eaton s mission is to improve the quality of life and the environment through the use of power management technologies and services. Surge capacitors reduce the steepness of the wave fronts so that the equipment being protected is not subjected to as severe a. Surge arresters are applied to limit the magnitude of impulse waves. The protective characteristics of surge arresters directly dictate the design of the. Clamp the over voltage down below the bil of the equipment 3. Lightning overvoltage and protection of power substations article pdf available in wseas transactions on power systems 12. The result is a high voltage gradient across the endturns of the terminal coil, resulting in severe voltage stress on the turntoturn insulation. High voltage equipment substation metal oxide lightning arrest, hv surge arresters polymeric surge arrester for 60444kv a. Surge arresters formerly known as lightning arresters are applied to electrical power distribution systems to protect the equipment and the circuits from damaging overvoltages caused by lightning or other surges.
1363 1295 656 885 1189 82 227 552 586 328 1442 694 18 1069 282 431 652 748 902 38 1142 896 1407 698 298 1393 802 332 446 809 1020 311