There is no single field test which will indicate the complete operating characteristics of the arrester. As one of the worlds leaders in mov formulation, and their use in a gapless construction design, all classes of ge arresters offer the same quality mov. Ge surge protection the performance and reliability of todays electric power systems can be enhanced with the unique characteristics of ges tranquell surge arrester products. Ge arresters are ideally suited for application in both indoor and outdoor situations. Ideal characteristics of lightning arrester installation and maintenance types of lightning arresters conclusion lightning. Ge tranquell spds described in this manual are available in maximum surge ratings of 65ka, 80ka, 100ka, 125ka, 150ka, 200ka, 250ka and 300ka. 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 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. The ge tranquell secondary surge arrester is specifically designed to protect utility, agricultural, and industrial installations and equipment in the 120650 volt range from. The performance and reliability of todays electric power system can be enhanced with the unique characteristics of ge tranquell arrester products. Abbs electrification business has always been at the forefront of innovative electrification and today is writing the future of safe, smart and sustainable electrification. Specification engineer arrester to circuits and systems rated v and greater.
The ovr range is designed to prevent electrical systems and equipment against transitory surges and impulses caused by lightning and operations on the electrical grid. The underground cable is a 15kv xlpe coaxial cable, approximately 735 meters long, covered with an insulating jacket. Pdf performance of mov arresters during very close. Since introducing the worlds first metal oxide arrester in 1976, offering new. Since introducing the worlds first metal oxide arrester in 1976, offering new concepts in surge arrester design and application, ge has developed. Ge tranquell polymer arresters offer exceptional electrical characteristics such as low protective levels, high energy handling capability, and improved. Lightning arrester normally a spark gap device connected between each leg of a pow. In order to navigate out of this carousel please use your heading shortcut key to navigate to the next or previous heading. Keywords metal oxide surge arrester, atpemtp, modeling.
Design of lightning arresters for electrical power systems. The selection of arrester depends on the various factors like voltage, current, reliability, etc. The ge tranquell line of surge arrester products provide excellent protective. Ge surge protection the performance and reliability of todays electric power system can be enhanced with the unique characteristics of ge tranquell arrester products. Lightning arresters are protective devices for limiting surge voltages due to lightning strikes or equipment faults or other events, to prevent damage to equipment and disruption of service. This paper presents an overview of how the lightning strikes and their e ects on power distribu. Arresters provide a reduction of lightening stresses by limiting the amplitude of applied impulse waves or reflections within the machine windings. Application guidelines overvoltage protection metaloxide.
Ge lightning arresters selection and application guide. In figure 1, the arrester inventor, sperry, ran the ground lead of the arrester through a magnetic solenoid. Lightning arrester 21 free download as powerpoint presentation. Abb offers a complete range of surge arresters for high and medium voltage applications. An electric discharge between cloud and earth, between clouds. The application and selection of lightning arresters. Performance of mov arresters during very close, direct.
Lightning and surge arresters siemens et b1 t 2005 overview definition of lightning protection zones in accordance with the demands and loads made on overvoltage protection devices with regard to their installation site, these are divided into lightning arresters, surge arresters and combination arresters. Low voltage, high energy surge arrester for secondary. General electric ge tranquell 10kv mov distribution arresters were installed between the phase and neutral. Application guidelines overvoltage protection metal. Ge has been producing high voltage surge arresters since the 1950s and offers a wide variety of tranquell metal oxide gapless arresters designed to protect transformers, switchgear, and other equipment from switching and lightning surges. Including surge arresters in the lightning performance. The pk model was evaluate from different manufacturing, it is based on the general electric ge, siemens and ohio brass as well as ieee and pinceti model. Polymer models cover voltage ratings from 3kv to 228kv. Lightning arrestersselection and application guide, by j. General electric publication, tranquell secondary arrester protect your electrical equipment against damage by lightning 1983. The tranquell secondary surge arrester is designed to protect an. Distribution lightning arresters overhead underground.
Modern electrical systems tend to be vulnerable to voltage surges of any kind, so arresters have become more necessary. Mediumvoltage surge arresters surge arresters are used for protection of electrical equipment from all kind of overvoltages caused by lightening or switching operations. Including surge arresters in the lightning performance analysis of 2kv transmission line. Since introducing the worlds first metal oxide arrester in 1976, offering new concepts in. Abb surge arresters are the primary protection against atmospheric and switching over voltages. Surge protection for ac rotating machines ge grid solutions. Ge tranquell polymer surge arresters are constructed utilizing a rugged fieldproven silicone alloy epdm housing. Distribution lightning arresters registration electric supply. What is the difference between lightning arrester and. To prevent damage to electrical equipment, surge protection considerations are paramount to a welldesigned electrical. In order to prevent moisture ingression, the air space between the housing and fiberglass housing is filled with a hydro.
The ge tranquell secondary surge arrester is specifically designed to protect utility, agricultural, and industrial installations and equipment in the 120650 volt range from overvoltages caused by lightning discharges. Riser pole arresters ge tranquell polymer distribution and riser pole surge arresters are used on distribution systems to protect transformers and other medium voltage power equipment from lightning and switching surge generated overvoltages. Lightning arresters guide electrical impedance electric. Industrial solutions products abb industrial solutions. Ge tranquell arresters are designed and tested in accordance with ansi ieee. I o is peak lightning current h a is average height of line y is the distance from line of lightning stroke most typical of lightning fashovers on a distribution line much less energy than a direct strike. Polymer surge arresters ge tranquell polymer surge arresters are constructed utilizing a rugged fieldproven silicone alloy housing placed over a unique highstrength fiberglass woven assembly of stacked metal oxide elements. This test is not required by any industry standard and is in addition to the classification testing that measures the residual voltage of the mov at 5ka or 10ka. Lightning flashover rate of an overhead transmission line protected by surge arresters juan a. Lightning surge arresters hubbell power systems tests every mov at rated energy using an 820 current impulse. Simulation of metal oxide surge arrester dynamic behavior under. Tranquell polymer and porcelain arresters are designed to meet the most demanding service conditions.
The 9l15e series arrester has a maximum continuous operating voltage mcov rating of 650 volts rms. The typical lightning arrester has a highvoltage terminal and a ground terminal. These conditions affect the protection and survivability characteristics of the. The ge tranquell distribution and riser pole polymer line of surge arrester products provide excellent. Types of lightning arresters the lightning arrester protects the electrical equipment from lightning. An example of some of the mcov ratings for ge tranquell polymer. Authors in 5 have investigated the effectiveness of external and internal surge arresters on 500kv dc gas insulated lines. An example of some of the mcov ratings for ge tranquell polymer arresters is noted in table 2 below. Ge surge arresters g table of contents ge surge protection. Several popular types of lightning arresters are available. Hernandez page 3 of 7 ge arrester will be the full phasetophase voltage, even though the arresters are connected line to ground. The polymer distribution and riser pole arresters exhibit. General electric ge tranquell 10kv mov distribution.
This shopping feature will continue to load items when the enter key is pressed. Since introducing the worlds first metal oxide arrester in 1976, offering new concepts in surge arrester design and application, ge. Lightning arresters selection and application guide, by j. Ge offers one of the most comprehensive range of surge arrester products in the world today. Simplified modeling of metal oxide surge arresters. If the gap sparked over from lightning and was followed by power system current, it would pulse the solenoid, which in turn would allow the gap to snap open.
Abb has more than 100 years of experience in designing and manufacturing surge arresters and protection devices. The general subject of surge protection for station insulation involves application considerations for not only protective devices such as surge arresters and gaps but also shielding and grounding systems and equipment insulation levels. Ge offers an extensive line of surge arrester products. Tranquell secondary surge arrester 650 circuit voltage rating rms 650 max permissible linetoground voltage rms 3 poles simple type. Tranquell secondary surge arrester 650 circuit voltage rating rms 650 max permissible linetoground voltage rms 2 poles simple type. Jun 15, 1993 general electric publication, tranquell secondary arrester protect your electrical equipment against damage by lightning 1983. An electric discharge between cloud and earth, between clouds or between the charge centres of the same clouds protects power system and other equipment from lightning and switching surges. Storage tranquell arresters can be stored outdoors. General electric publication, home lightning protector 1972. These arresters meet or exceed all requirements of the most current iec.
A surge arrester is a device to protect electrical equipment from overvoltage transients caused by external lightning or internal switching events. The original lightning arrester was nothing more than a. Mcgraw edison publication, surge arresters, storm trapper secondary voltage arresters 1980. Ge provides the complete assembly solution suitable for indoor or outdoor. Ge tranquell arresters are designed and manufactured in accordance with the latest revision of ansi ieee c62. Abstract each piece of electrical equipment in an electrical system needs to be protected from voltage surges. The models were built to a 3kv ge tranquell arrester. Station arresters are designed and manufactured in accordance with the latest revision of ansiieee c62. It is placed very near to the equipment and when the lightning occurs the arrester diverts the high voltage wave of lightning to the ground. The cable was contained in pvc conduit and buried at a depth of 0. In 6 also it has been shown that the surge arresters are effective controlling the in. The core operating component of a modern lightning arrester is the metal oxide varistor mov element. Lightning arresters catch surges in electrical wiring and divert them to grounding cables, which direct the current into the ground.
Lightning flashover rate of an overhead transmission line. Since introducing the worlds first metal oxide arrester in 1976, offering new concepts in surge arrester design and application, ge has developed and applied metal oxide technology for a variety of traditional and special. Ge tranquell arresters when utilized with ge surge capacitors provide additional security for ac rotating machines. Yinghu economy developing zone, fuyang hangzhou city, zhejiang province, china, contact us by 8657158837611 for china substation lightning arrester manufacturers. This decision is based on whether or not the system is grounded and the method of system grounding. Lightning and surge arresters siemens et b1 2005 overview combination arresters are surge arresters that meet the basic requirement of requirement category i and ii, i. Distribution lightning arresters registration electric. Ge tranquell arresters are designed and tested in accordance with ansiieee. Registration electric supply offers one of the largest, most economical selection for distributionclass, riser pole, intermediateclass, and stationclass surge arresters for overhead and underground applications in the industry.
A lightning arrester is the first component in a three step process designed to eliminate damaging voltage spikes from damaging electrical and electronic devices. 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. Ul 1449 nominal discharge current in the ul nominal discharge current in rating should be considered when an spd is selected for use within a ul96a lightning protection system. The objective for surge protection of a power system is to. The application and selection of lightning arresters by larry pryor, p. Performance of mov arresters during very close, direct lightning strikes to a power distribution system. Lightning arresters are installed on many different pieces of equipment such as power poles and towers, power transformers, circuit. General electric 9l15eca001 tranquell surge arrester. 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. Pdf simplified modeling of metal oxide surge arresters. Lightning strikes near line and induces a voltage on it v max 38. Registration electric supply offers one of the largest, most economical selection for distributionclass, riser pole, intermediateclass, and stationclass surge arresters for overhead and underground ap.
Ge tranquell secondary surge arresters 120650 vac, series 9l15f. Ge tranquell polymer and porcelain arresters are designed to meet the most demanding service conditions. Each piece of electrical equipment in an electrical system needs to be protected from voltage surges. Lightning arresters are installed on many different pieces of equipment such as.
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