The preferred way to reach the SMA-America Service Line is through the SMA Online Service Center (OSC), where you as a community member can create and submit a case directly from the web. This article provides links to do so, and also additional details
Therefore, if you need to modify any parameters, please contact your installer who can obtain a SMA Grid Guard® Code via the OSC free of charge.To apply for the SMA Grid Guard® Code you need to be registered in the SMA Online Service Center as installer and logged in. Disclaimer ...