The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Schneider Electric USA, Inc.:
The Drives & Soft Starts Visual Product Configurator is an interactive tool which simplifies the selection of Schneider Electric Altivar AC drives, Altistart soft starts, and available accessories.Users select a product type, its available options (e.g. input phase and motor power rating) and add available accessories. The selected items are added to a parts list which contains limited product specifications and includes a link to each part number's detail page on our website. The parts list can also be sent out via email.