The order from Billerud Gruvön includes ACS800 multidrives, the replacement of DC motors by AC motors, ECO Dry transformers and emergency stop systems. PM6 will also go from using DC to AC technology and the voltage level will rise from 500V to 690V.The rebuild will be carried out in two steps, with the replacement of the components in the wire and press sections taking place in autumn this year and the work in the drying section and reel-up in spring 2014.Korsnäs has invested in a new smoothing press on PM5 at the Gävle mill, and ABB will supply some new drives for that press and some intermediate calenders, and rebuild some drives with modern converters. ABB will also supply a new steering system.
New drive systems to Gruvön and Korsnäs
Aug 8 2012 ABB will supply new drive systems for PM6 at Billerud Gruvön mill. Korsnäs has signed up ABB to supply new drives for PM5 at its mill in Gävle.
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