They will compare substation safety and security using ais vs. With gis the footprint of substations can be reduced. Zx family medium voltage primary gasinsulated switchgear english pdf presentation. Gasinsulated switchgear elk04 modular system up to 170 kv. Pioneer and technology leader driving gis innovations. A gas insulated substation gis is a high voltage substation in which the major structures are contained in a sealed environment with sulfur hexafluoride gas as the insulating medium. Innovation by tradition elk04 in 1% circuit breaker arrangement dcades of experience create the basis for a mature technology abb is one of the technology leaders in the range of gas insulated switchgear. Over 2,000 stations with more than 10,000 switch bays demonstrate their. Abb supplied and installed 420 kv gas insulated switchgear gis, type elk3 c to energinet. The maintenance free voltage and current transformers provide highly reliable metering.
Abb gas insulated switchgear cartel federal trade commission. The circuit breaker is directly connected to either current transformers. Gas insulated substation gis vs air insulated substation ais for urban and rural areas. Abbs sf6 gasinsulated switchgear technology has been proving its worth, day in and. Companies also elect to use gis because of the increased load and limited space. A differentiation with respect to the required layout design. Abb gas insulated switchgear elk4, 800 kv 3 abb and 50 years of gas insulated switchgear gis innovation abb offers a wide range of highvoltage products up to 1200 kv kilovolt that help enhance the reliability, efficiency and quality of power in transmission and distribution grids, power plants and industries while minimizing environmental. Abb has always been and continues to drive innovation in gis technology in ratings, operations, switching technology, smart control and supervision, and.
The circuit breaker is the most critical part of a gas insulated substation system. Gas insulated substations euci conference 2020 in anaheim. Sf6 insulated 110kvswitchbay in theyear1965, abb hasbeen among the pioneers of this technology. Jan 31, 2008 conventional substations using atmospheric air as the main dielectric cannot satisfy these requirements, but totally enclosed substations using sulphur hexafluoride sf6 gas insulation that are also known as gas insulated substations gis. Nov 30, 2015 elk04 c, abbs new generation of 145kilovolt kv gasinsulated switchgear gis, is designed to reduce complexity, lifecycle costs and environmental impact.
Abb gas insulated switchgear free download as powerpoint presentation. Abb elds, 2019 mv primary gas insulated switchgear zx family. Each circuit breaker of the gas insulated substation gis is provided with a control cabinet for local control and monitoring of the respective bay and is generally placed in front or adjacent to their gis bays depending on the voltage level. Abbs modular and ecoefficient 145kilovolt gasinsulated switchgear duration. Gas insulated substation market size, share industry report. Control and monitoring facilities are easily accessible in spite of the compact design of the switchgear. Abb is the global leader in highvoltage gis gasinsulated switchgear technology. Mar 18, 2014 sub stationsair insulated substations 1. Main components of a gas insulated substation gis you. The gas tank protects all high voltage parts inside permanently from environmental influences resulting in a practically maintenancefree switchgear. We believe that although many gis manufacturers produce a we believe that although many gis manufacturers produce a product similar to ours, it is our ability of giving you a high quality system at a reasonable price that sets us apart.
The assembly of apparatus used to change some characteristice. Gas insulated substation gis vs air insulated substation ais. Major components you can spot while looking at hvehv gis. In april 2015, abb delivered indoor gis to thirteen 6611 kv substations to support infrastructure development projects in qatar. Purpose share status on replacement of sf6 with environmentally friendly insulating gas for high voltage gis and breakers. Think you know what a gas insulated substation gis. Gasinsulated highvoltage switchgear gis is a compact metal encapsulated.
Nobody has more handson experience, gathered in thousands of applications, in all climates, operating conditions. Medium voltage iec gas insulated primary switchgear gis zx0. The control cabinet is metal enclosed, free standing, made of sheet steel, and provided with a. Abb 145 kv gasinsulated switchgear abb power grids. Gasinsulated switchgear up to 245 kv, 50 ka, 4000 a type 8dn9. This course is based on terms used in ieee and iec regulations. Gas insulated substation ppt pdf presentation gas insulated substations gis is a compact,multicomponent assembly enclosed in a ground metallic housing in which the primary insulating medium is compressed sulphur hexafluoride sf6 gas. Abbs modular and ecoefficient 145kilovolt gasinsulated.
Gis technology originated in japan, where there was a substantial need to develop technology to make substations as compact as possible. Product brochure gasinsulated switchgear elk04 modular. Is that the highvoltage current carrying parts are within a metal enclosure and are held in a concentric configuration by cast epoxy spacer. Secocue 36v gas insulated medium voltage switchgear secocube is an indoor, factoryassembled, metalenclosed, cubicle type gas insulated switchgear for single busbar applications.
This includes circuitbreakers live tank, dead tank, hybrid switchgear, gas insulated switchgear, generator circuit breakers, capacitors, disconnectors, surge arresters, instrument transformers and service. Than we draw on experience to meet the needs of tomorrow abb s sf 6 gas insulated switchgear technology has been proving its worth, day in and day out, for years. Lsis has been a leader of development of industry and best partner to improve productivity for her customers by supplying reliable and stable energy lsis is producing gis, which is one of the major equipment used in the high voltage substation in densely cities. Gas insulated substation recent contracts projects programmes 20152017 4. Home technical articles main components of a gas insulated substation gis you should know about gis components gas insulated substations gis use circuit breakers, disconnect switches and grounding switches, and have various means of indicating their position, either opened or closed, so the same as. Gas insulated substations wiley ieee koch, hermann j. The development focus for ais was on circuit breaker cb technology that would increase reliability and reduce maintenance. If the switchgear is sold to new owners, they must receive this document along with the. Our maintenancefree voltage and current transformers provide highly reliable me.
Gastightness essential for the functionality static and dynamic solutions design and material assure extreme low leakage rate functionality and environmental protection design and material assure extreme low leakage rate iec 62271203 highvoltage switchgear and controlgear part 203. The abb portfolio for gasinsulated high voltage switchgear. Gasinsulated switchgear type elk14 the modular system for gis. High voltage products gas insulated switchgear elk04 up to 170 kv. Gas insulated highvoltage switchgear gis is a compact metal encapsulated switchgear consisting of highvoltage components such as circuitbreakers and disconnectors, which can be safely operated in confined spaces. Product brochure gasinsulated switchgear type elk14 the modular system for gis, 300 kv. Planning 115kv multi bay sf6 free hv gis for bid in 2018. Gis highvoltage gas insulated switchgear substations. Abb offers a complete range of the most competitive and innovative highvoltage products 50 1200 kv on the market. Product brochure gasinsulated switchgear type elk3 gis for maximum performance, 420 kv.
Abb holds a distinguished record of innovations in gasinsulated switchgear gis. Abb to supply gasinsulated switchgear for substation in. Our maintenancefree voltage and current transformers provide highly. The gasinsulated switchgear elk3 for ratings up to 550 kv, 6300 a, 80 ka is applied in all 420 kv and 550 kv grids worldwide. Thomas schulz, manager north american gas insulated substations, abb.
Local control cabinet lcc in gas insulated substationgis. Gas insulated switchgear up to 245 kv, 50 ka, 4000 a. Mv gas insulated switchgear for primary distribution suitable for indoor installations up to 36 40. The circuit breaker in a gas insulated system is metalclad and utilises sf6 gas, both for insulation and fault interruption. The sf6 gas pressure in a circuit breaker is around 0. Longer life span and one time investment is estimated to remain as a key driver for gas insulated substations market growth. Gas insulated substation gis vs air insulated substation ais for urban and rural areas duration.
With gas insulated switchgear gis technology, key components in cluding breakers, switches, contacts and conduc tors are protected with insulating gas. The sebenza substation features 38 bays of 2 kilovolt kv gas insulated switchgear gis from abb, making it the largest installation of gis at this voltage level to be commissioned in africa. Abb powers africas largest gasinsulated switchgear. Sulfur hexafluoride is a greenhouse gas and its use in substation is expected to have an adverse affect on market growth. Several crucial terms are for better understanding of the presented material.
Gasinsulated substation article about gasinsulated. Lsis who has been a leader in electricity and automation in. In 1965 abb delivered the worlds first substation with gasinsulated switchgear gis. Gas insulated switchgear for substations sf 6 insulated switchgear up to 245 kv, type 8dn9 the clear bay configuration of the lightweight and compact 8dn9 switchgear is evident at first sight. Medium voltage ansi gas insulated primary switchgear gis zx2. Gas insulated switchgear market size industry growth report. These instructions for assembly are an integral part of the product and must be stored so that they are at any time readily accessible for and can be used by persons who are to work on the switchgear. Gas insulated switchgear elk04 modular system up to 170 kv, 4000 a, 63 ka product brochure. The new 500220 kilovolt kv gas insulated substation will dispatch 1. Abb also supplied 2 kv, 275 kv and 400 kv circuit breakers, surge arresters and pointonwave controllers that remove electrical transients in the. Gis there are two terms presented in iec gas insulated switchgear and ieee gas insulated substations.
The clearance required for phase to phase and phase to ground for all equipment is much lower than that required in an air insulated substation. Abb s modular and ecoefficient 145kilovolt gas insulated switchgear. Mv gas insulated switchgear for primary distribution suitable for indoor. Gis is now in widespread use in the electrical power industry, especially in metropolitan areas. Abb and 50 years of gas insulated switchgear innovation. Abb has more than 40 years of experience in the development, production, engineering and project handling in the. Presented paper refers to service continuity of gas insulated substations, a topic which is also dealt in annex f of iec international standard no.