When you land on a page that just says "404 Not Found", there's not much to evaluate. The URL europe-g16.gp.schneider-electric.com is a subdomain of Schneider Electric, a legitimate multinational company, but this specific address doesn't lead to a working site. There's no content, no contact information, no privacy policy, and no evidence that this page was ever meant to be used by the public.
Because the parent company is real, it's unlikely this subdomain was set up to scam anyone. More likely, it's an old test server, a misconfigured redirect, or a forgotten endpoint. Still, the complete lack of functionality means you shouldn't rely on this URL for anything. If you were directed here expecting a service or login page, double-check the link. For now, the honest conclusion is that this subdomain simply doesn't operate as a website, so treat it as a dead end and move on.