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Siemens to Modernize Drive Technology for Aluminium Norf Hot Mill

Siemens Metals Technologies will work with Aluminium Norf GmbH (Alunorf), located in Neuss, Germany, to modernize the drive technology in hot rolling mill no. 2. The converter systems of all main drives will be replaced by new Sinamics SL150 cycloconverters in several stages. Siemens will also be responsible for the entire installation and commissioning. The conversion work is scheduled to start this year and finish in December 2017.
 
Within a program of ongoing investment in its production facilities, Alunorf is currently modernizing the electrical equipment of hot rolling mill no. 2. This part of the plant was equipped with Siemens electrical and automation equipment, and brought into operation in 1994.
 
The modernization of the cycloconverter systems, four main drives for the finishing mill, the twin drive in the roughing mill, and the drives for the edger will bring the plant up to the state-of-the-art. The conversion will take place in several stages, in which two drives will be converted during each scheduled plant shutdown. The DC drives for the coiler and the screwdown systems will be modernized in a final step.
 
Aluminium Norf GmbH was founded in 1965 and is a joint venture of Novelis Deutschland GmbH and Hydro Aluminium Rolled Products GmbH. The company runs the world's largest aluminum smelting plant and rolling mill in Neuss. The company employs more than 2,100 people, and sells around 1.5 million tonnes of hot- and cold-rolled aluminum strip per annum.
 
The Siemens Industry Sector (Erlangen, Germany) is a leading supplier with end-to-end automation technology and industrial software, solid vertical-market expertise, and technology-based services. With a global workforce of more than 100,000 employees, the Industry Sector comprises the Divisions Industry Automation, Drive Technologies and Customer Services as well as the Business Unit Metals Technologies.
 
The Metals Technologies Business Unit (Linz, Austria), part of the Siemens Industry Sector, is one of the world’s leading life-cycle partners for the metallurgical industry. The business unit offers a comprehensive technology, modernization, product and service portfolio as well as integrated automation and environmental solutions covering the entire life cycle of plants.