The scheduled refresh for an import mode dataset can be configured in the Data Source Settings menu in Power BI. In the following example, a user authorized to use the Frontline Gateway cluster for the source(s) of the dataset configures a daily refresh:
Import mode datasets that are hosted in a shared capacity (non-premium) are currently limited to eight scheduled refreshes per day. Import datasets hosted in Power BI Premium capacity, however, can be refreshed up to 48 times per day. Each scheduled refresh for both Power BI Premium and the shared capacity dataset is separated by a minimum of 30 minutes.
In addition to the scheduled refreshes configured in the Power BI service interface, the Power BI REST API can be used to trigger a dataset refresh. A sample PowerShell script (manageRefresh.ps1) for executing these refreshes is...