POWER PLANTS

Albula- Kraftwerke AG / Case Study

389 million kWh annual output

346 sq km catchment area

2 sites

1 security solution by Commend

SIMPLICITY meets POWER -Landwasser Kraftwerke AG Security at the touch of a button

Photo(s): Albula-Landwasser Kraftwerke AG

Project Details The Challenge

By 2010, the existing installations at the Albula power plant complex Customer were already seriously out of date which is why a comprehensive Albula-Landwasser Kraftwerke AG, , refurbishment project was begun that year calling for the planning and startup of modern facilities in place of the old ones. Just one year later Project Type – in 2011 – the project would be completed successfully. Power Plant Intercom Basic Data The key challenge consisted of bringing together five different 4 IP-based Door/Gate Intercom Stations with technologies and two individual sites onto a common operating video support platform. In addition to the usual video enabled Door/Gate Intercom connections, it was necessary to integrate the Public Address, telephone 3 different Public Address zones and mobile radio systems into the Intercom Server environment. The 1 built-in Radio Network with 5-tone selective call overall system was required to support central operation from a single 1 Control Desk with function keys and monitor Control Desk fitted with control monitors. Technical Data Intercom Server GE 800 and Control Desk System According to the operator‘s requirements, the new system had to EE 380 with Keypad Module EM 302 display system messages and alerts in a clearly structured, easy-to-use layout. The Public Address system was required to support an efficient Wallmount Station WS 201V I CM way of communicating relevant information instantly to all staff both Wallmount Station WS 201V D with IP Converter inside and outside the power station buildings. This was to enable Box ET 901 and Expansion Board EB2E2A operators to decide quickly on appropriate measures as needed, and Interface cards G8-SELCALL, G8-TEL and G8-AUD to make clear, easily understood voice announcements to everyone on the premises. Input/Output card G8-8E8A ComVIDEO Software Also as part of the project, the networking of the two sites had to provide multiple Door/Gate access control from a single location. The Solution Short profile of Albula-Landwasser Kraftwerke AG The core element of the installed solution is a GE 800 Intercom Server. Camera equipped Intercom Stations of the WS Series are Founded on 1 September 1961, the Albula-Landwasser Kraftwerke connected to the server and installed at both sites to ensure secure, AG has its headquarters in Filisur in the Swiss canton of Grisons. convenient access control. A G8-SELCALL interface card provides With average water volume, the hydropower stations in Filisur and full two-way communication with the radio system. Also, the Public have a combined annual capacity of around 389 GWh. This Address system for fire alarm messaging can be activated and corresponds to approximately five per cent of the total annual electricity deactivated via telephone. When the Control Desk is unattended, production in the entire canton of Grisons. In July 2011, the overall the G8-TEL interface card automatically forwards all incoming calls capacity of the power plant since startup amounted to 14,413 GWh. to the telephone system. The Public Address functionality was The Filisur facility is a high-pressure power station that is supplied by implemented by way of a G8-AUD plug-in card, 100 V amplifiers and two penstock runs with a total combined length of 17.8 km. 100 V loudspeakers.

The solution of Albula-Landwasser Kraftwerke AG at a glance: Customer‘s Comment

Mr. Thomas Huonder Head of ALK Technical Maintenance

”With the solution that Commend have worked out, we were able to replace the obsolete systems and their inflexible, incompatible components with a uniform, multifunctional solution offering efficient central operation that is very easy to use. It makes work much easier for me and, best of all, it generates a measurable added value for our business every day.“ COMMEND A Strong Network | Worldwide

When every second counts, people need a people put their trust in us and our products every technology that does not just work, but is one day. Whether at a London tube station, a car park in hundred per cent reliable – anywhere, anytime France or a hospital in the United States; because around the clock. At Commend, we are aware every word counts, everything speaks in favour of of our responsibility. That is because millions of solutions by Commend.

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