Customer Success Story: Markets Served Gemeindewerk Beckenried Industry

For us only an SF6-free solution could be considered. Peter Feldmann manager at the Beckenried municipal utility (CH)

Power Supply on a Mountain

Location: Background the Beckenried municipal utility Solution company. “That is why only an Beckenried The core business of the The Alpstubli transformer station (Canton , ) SF (sulfur hexafluoride)-free municipal utility company is the 6 is situated in the middle of a solution could be considered production, distribution and sale hiking and skiing resort. It Segment: for replacing the switchgear.” of electricity. Beckenried offers supplies all the businesses and Power supply Xiria E meets these requirements a special feature: self-generated facilities of the Klewenalp exactly: Like all mediumvoltage Problem: electricity. The Sustli tourist and holiday region, such switchgear from Eaton, the Xiria E Replacement of a medium-voltage hydroelectric power station as as the mountain inns and makes absolutely no use of switchgear on an Alp, difficult to well as the Lätten and Lanzig restaurants, the holiday chalets environmentally harmful SF gas. access at 1,600 above sea level mini hydropower stations. With 6 and group hostels, as well as an annual output of around 9.4 Thanks to the use of advanced the ski lifts. The new installation Solution: gigawatts per hour, they produce vacuum circuit-breakers and therefore had to meet some Five panels of the extendable Xiria E half of the electricity required in innovative insulation technology, particular requirements. This not switchgear (two load switches, the municipality from a clean they are a particularly only involved the challenging three circuit-breakers) primary energy source. environmentally-friendly and transportation over narrow Results: durable alternative in the medium mountain paths up to the remote voltage sector. A positive side Space-saving medium-voltage Challenges alpine slope: “The installation is power distribution effect: The operating costs are located in an underground station “Treating the environment also reduced, since regular that can only be accessed Contact Information responsibly has a high priority examinations of the gas pressure through a very narrow entrance. in the corporate philosophy of and other routine work become Markus Baumgartner The compact design and our utility company,” explains unnecessary as the switchboard Account Manager flexibility of the switchgear was [email protected] Peter Feldmann, manager at is maintenancefree. Christian Bücker Manager Trade Press [email protected] Difficult transport: The Xiria E reached the Klewenalp Difficult to access: The transformer station is situated underground at above Lake . 1,600 m above sea level. It only has a very narrow entrance.

Compact: five panel Xiria E switchboard of the Alpstübli transformer station Fully to spec: easy to expand

therefore one of the most influences and making it wall of the building. A further necessary pumping stations important criteria in selecting the maintenance-free. The contact benefit of the system given the and snow cannons will have: system.” With a panel width of wear of the vacuum circuit- limited space available in this “The fact that additional panels only 500 mm the Xiria E is one breakers is negligible and is also project. can be added to the Xiria E at of the most compact certified maintenance-free for The local operator panel of the any time is very useful here.” representatives of its class, up to 30,000 operating cycles. Xiria E is arranged ergonomically “We are very pleased with the requires only a small mounting The Xiria E system has a modular at eye level. However, during new Xiria E switchgear,” plant footprint and can even be design. This means that any normal operation the Alpstubli manager Peter Feldmann sums installed in the most confined combination and order of system is remotely operated up. “Installation and spaces. “Although we had to panels is possible. The number from the control center in commissioning could be extend the power line, the new of panels that can be used in a Beckenried: “The integration in completed quickly, the system switchboard in our station system is unlimited since several our existing control system is very compact and we are enabled us to gain space,” says panels can be interconnected was completed without a open for extensions.” The Peter Feldmann delighted. without any problem. They can hitch,” as Peter Feldmann municipal utility will use this “The station is situated on the also be fitted and connected confirmed. Like the protective experience when conversions mountain side and is therefore quickly thus ensuring the rapid and control devices, the are due in the coming years. covered with snow in winter. commissioning of the switchgear. equipment for the remote Access is therefore difficult in Cellpack Power Systems AG control functionality is installed the truest sense of the word,” based in Villmergen in a fully separated low-voltage Peter Feldmann explains, “we (Switzerland) thus only needed room. therefore placed a great deal of one day to install the system. importance on reliability and They also spoke about how Results maintenance requirement when pleased they were with the making our decision.” Both the project on site. As the cable An expansion of the snow live primary components as connection for the Xiria E is production equipment of the well as the drive mechanisms implemented from the front, it skiing resort is planned in the on the Xiria E are sealed for was not only possible to save near future. However, it is still life, thus protecting the entire on building costs but also to not yet clear what the system from environmental erect the system close to the additional requirements the

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