6AV6355-1FA00-0EF1

WinCC OA – DRS Software Maintenance Service incl. hotline. allows the
application of publicly available patches and upgrades. duration: 12 months.
must be purchased with corresponding product. enables the purchase of
additional hotline support. billing takes place annually in advance;
automatic, chargeable extension by 1 year if not terminated 1 month prior to
expiration. hotline support is covered by appropriate SMS of the PowerTag
package of the configuration. 6AV6355-1FA00-0EF1