Reference EWZ Oerlikon Substation Switzerland

Hitachi ABB Power Grids has commissioned the world’s first high-voltage and medium-voltage gas-insulated switchgear (GIS) installation with a new eco-efficient gas mixture as an alternative to sulfur hexafluoride (SF 6) gas for ewz, a power utility in Switzerland. The 170 kV substation deploys the first breakthrough GIS with an eco-efficient gas mixture with a global warming potential (GWP) of less than 1 as an alternative to SF 6 gas.Get price

Reference EWZ Oerlikon Substation Switzerland

The 170/24 kV substation deploys the first breakthrough GIS with an eco-efficient gas mixture with a global warming potential (GWP)* of less than 1 as an alternative to Sulfr hexafluoride gas. Located in the heart of Zurich, 15 meters underground in a beautifully designed building, it replaces an outdoor air-insulated switchgear (AIS) substation built-in 1949.Get price

ewz Oerlikon substation, Switzerland World’s first gas

medium-voltage GIS installation with a new eco-efficient gas mixture as an alternative to sulfur hexafluoride (SF 6) gas for ewz, a power utility in Switzerland. Project background The 170/24 kV substation deploys the first break-through GIS with eco-efficient gas mixture with a global warming potential (GWP)* of less than 1 as an alternative to SF 6Get price

Hitachi ABB Power Grids and GE Agreement on Alternative Gas

Apr 22, 2021 · Hitachi ABB Power Grids has commissioned the world’s first high-voltage and medium-voltage gas-insulated switchgear (GIS) installation with a new eco-efficient gas mixture as an alternative to sulfur hexafluoride (SF 6) gas for ewz, a power utility in Switzerland. The 170/24 kV substation deploys the first breakthrough GIS with an eco-efficient gas mixture with a global warming potential (GWP) of less than 1 as an alternative to SF 6 gas.Get price

Reference flyer World’s first gas-insulated switchgear (GIS

GIS installation with a new eco-efficient gas mixture as an alternative to sulfur hexafluoride (SF 6) gas for ewz, a power utility in Switzerland. Project background The 170/24 kV substation deploys the first breakthrough GIS with eco-efficient gas mixture with a global warming potential (GWP)* of less than 1 as an alternative to SF 6 gas.Get price

GE and Hitachi ABB Power Grids sign landmark agreement to

Apr 21, 2021 · Paris, FRANCE, and Zurich, SWITZERLAND, April 21, 2021 – GE Renewable Energy’s Grid Solutions business (NYSE: GE) and Hitachi ABB Power Grids Ltd. announced today a non-exclusive, cross-licensing agreement related to the use of an alternative gas to sulfur hexafluoride (SF 6) used in high voltage equipment. This fluoronitrile-based gas mixture has a significantly reduced impact on the environment compared to SF 6.Get price

g3 - GE Grid Solutions

GE’s g 3 G3 products are type-tested and available for live-tank circuit breaker and gas-insulated substations (GIS) up to 145 kV, and gas-insulated lines (GIL) up to 420 kV.Get price

The history of gas-insulated substations - Think Grid

Jun 13, 2012 · This new g 3-GIS was introduced during Cigré in Paris in 2016 and subsequently energized in Switzerland at Axpo’s Etzel substation in 2018. Since then, more than 100 bays have been installed in Europe and the g 3 experts continue to develop new solutions utilizing this alternative insulation and switching gas.Get price

Switzerland County, IN Map

Switzerland County, IN MapGet price

Gas Insulated Substation - ENTSO-E

Etzel substation near Zurich, Switzerland 2017 Description Pilot high voltage, 123 kV GIS installation using a new eco-efficient gas mixture as an alternative to insulating gas.Get price

GE and Hitachi ABB Power Grids sign landmark agreement to

Apr 21, 2021 · Paris, FRANCE, and Zurich, SWITZERLAND, April 21, 2021 – GE Renewable Energy’s Grid Solutions business (NYSE: GE) and Hitachi ABB Power Grids Ltd. announced today a non-exclusive, cross-licensing agreement related to the use of an alternative gas to sulfur hexafluoride (SF₆) used in high voltage equipment. This fluoronitrile-based gas mixture has a significantly reduced impact on the environment compared to SF₆.Get price

GE Supports StatnettDecarbonization Targets With GeGre

Feb 23, 2021 · GE’s game-changing g³ technology is a culmination of a decade of research and development by its teams in France, Germany and Switzerland in collaboration with 3M Company. g³ products are available for live-tank circuit-breaker and gas-insulated substations (GIS) up to 145 kV and gas-insulated lines (GIL) up to 420 kV.Get price

Sulfr hexafluoride Free HV GIS and Breakers - EPA

World‘s first Non-sf6 gas GIS installation with AirPlus™ UW Oerlikon, ewz, Switzerland Energized in summer 2015 8 high-voltage GIS bays (top) 50 medium-voltage GIS bays (bottom) February 3, 2017 GLK-14 ZX2 Rated Voltage 170 kV 24 kV Rated current 1250 A 2500 A Rated frequency 50 Hz 50 Hz Rated short-circuit current 40 kA 25 kA MinimalGet price

Medium Voltage blue GIS | Systems | Siemens Global

8DJH 12 – blue GIS for sustainable substation BKK Nett AS in Bergen, one of the most innovative Utilities in Norway, had a clear goal for a new MV switchgear for distribution substation: A compact ring main unit that would operate more sustainably, reliably and economically and could work at very low operation temperatures.Get price

The Top 25 Gas Insulated Substation (GIS) Companies

Nov 27, 2017 · 4) The report provides Drivers and Restraints affecting the Gas Insulated Substation (GIS) 5) The report provides market share and detailed profiles of the leading companies operating within the Gas Insulated Substation (GIS) market: – Hitachi Ltd. – General Electric Company – Siemens AG – Mitsubishi Electric Corporation – ABB Ltd.Get price

GE supports Statnett’s Decarbonization Targets with GE’s

Feb 23, 2021 · Transmission grid operator to install world’s first 420 kV 63 kA Green Gas for Grid (g³) gas-insulated line and busbars (GIL/GIB) operating at -30°C GE’s g³ technology is a game-changing alternative to sulphur hexafluoride (SF₆), an insulating and switching gas traditionally used in substation equipment and the most potent greenhouse gas in the world GE’s g³ technology to help Statnett meet its goal of reducing its greenhouse gas emissions by 25 percent in 2025 Oslo, NORWAYGet price

Gas-Insulated Substations - GIS

Nov 10, 2010 · A gas-insulated substation (GIS) uses a superior dielectric gas, Sulfr hexafluoride, at moderate pressure for phase-tophase and phase-to-ground insulation. The high voltage conductors, circuit breaker interrupters, switches, current transformers, and voltage transformers are in insulating gas gas inside grounded metal enclosures. The atmospheric air insulation used in a conventional, air-insulated substation (AIS) requires meters of air insulation to do what sf 6 can do in centimeters.Get price

Gas insulated substation (GIS) versus Air insulated

Oct 28, 2020 · Gas insulated substation (GIS) design. The metal-enclosed gas insulated switchgear inherently follows the criteria for new substation design and offers a higher reliability and flexibility than other solutions. Due to the gas enclosed design, GIS is the most suitable solution for indoor and underground substations.Get price

Alstom Grid supplies a new generation gas-insulated

Dec 17, 2013 · Alstoms delivery consists of five F35 bays (145 kV, 40 kA, 2500 A) gas-insulated substation (GIS). They will be engineered, manufactured and tested at Alstom Grids factory in Switzerland and delivered to Finland in May 2014. Infratek Finland Oy is responsible for the construction of the substation plus cabling and erection works of the substation.Get price

ABB commissions world’s first switchgear installation with

Aug 24, 2015 · High-and medium-voltage switchgear pilots installed in Zurich substation. New gas mixture offers alternative to sulfur hexafluoride (SF₆) gas and can substantially lower environmental impact. Global warming potential (GWP) (1) of new gas mixture is almost 100 percent lower than GWP of sf 6.Get price

| Think Grid

This project using g 3 was delivered and tested onsite in March 2018 at an Axpo site in Switzerland. It features four bays of 3-phase encapsulated 123 kV GIS and can operate, just like SF 6 -GIS, down to -25°C. It was the very first project featuring a circuit-breaker using g 3 as arc quenching medium.Get price

WorldFirst Substation with Eco-Efficient Gas-Insulated

Oct 01, 2015 · The 170/24-kV switchgear bays were supplied to Swiss utility ewz for a new 3 x 50-megavolt-ampere substation (Figure 5) in Zurich, Switzerland, which supplies electricity to the northern and mostGet price

Download.aspx - ABB

World’s first gas-insulated switchgear (GIS) installation with new eco-efficient gas mixture - ewz Oerlikon substation, Switzerland: 1HC0114818: AD: Show propertiesGet price

General Electric : GE and Hitachi ABB Power Grids sign

Apr 21, 2021 · GEg³ gas-insulated products are available now for live-tank circuit-breakers and gas-insulated substations (GIS) up to 145 kV as well as gas-insulated lines (GIL) up to 420 kV. A g³ 420 kV gas-insulated substation circuit-breaker is under development with financial support from the EU as part of its LIFE Programme .Get price

ALTERNATIVE GAS INSULATION IN MEDIUM-VOLTAGE SWITCHGEAR

primary GIS, the lowest temperature is normally -5°C. Some applications are also requiring -15°C. For compact secondary substations, including the ring main units, typically -25°C is a requirement. Based on these requirements, a mixture of the FK and a carrier gas needed to be prepared. The selection of the carrier gas is important.Get price

Construction and Service Life of GIS Substation - An

May 25, 2019 · GIS is assembled of standard equipment modules (circuit breaker, current transformers, voltage transformers, disconnect and ground switches, interconnecting bus, surge arresters, and connections to the rest of the electric power system) to match the electrical one-line diagram of the substation.Get price

Siemens and Netze BW make distribution grids more sustainable

Oct 21, 2020 · It combines the Clean Air insulation medium, a mixture of natural, atmospheric gases, with proven and reliable vacuum switching technology. This eliminates the need for any fluorine-based gas mixtures (F-gas). Integrated into the Netze BW distribution grid the switchgear will be tested live – and join the blue GIS family as the next new member.Get price

Systems | Medium-voltage – Power distribution | Siemens Global

For the distribution of electrical energy, Siemens offers various gas-insulated switchgear types, which can be used in transformer and distribution systems of power supply companies, but also in industrial medium-voltage systems, e.g. mining industry, steel works or paper industry.Get price

Insulating Gas - 3M Novec

General Electric’s g³™ using 3M Novec 4710 Gas g 3™ , (pronounced "g" cubed) is GEenvironmentally friendly alternative to SF 6 gas, developed for HV electrical transmission equipment and using 3M Novec 4710 gas. g 3™ products feature the same ratings and same dimensional footprint as the state-of-the-art SF 6 equipment, with aGet price