6AV6355-3AA00-0BA1 WinCC OA — Consulting pool 8 hours. Includes 8 hours consulting, available Mon. — Fri. from 9 a.m. to 5 p.m. Outside these times and on public holidays in Austria billed with surcharges. The request for a consultant must be coordinated in time. Unused hours expire and are billed 12 months after the date of purchase.