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The dataset is available in the C3S Climate Data Store (CDS, see Figure 1)
https://cds.climate.copernicus.eu/cdsapp#!/datasetdatasets/satellite-surface-radiation-budget?tab=overview
CLARA product family CDR is the part of the Surface Radiation Budget (SRB) Essential Climate Variable (ECV).
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You need to be registered and logged in to order products in the CDS. A login is provided upon registration, all products in the CDS are delivered free of charge.
5.2 Visualization tool
The data may be visualized using the CDS Toolbox:
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References
References are listed in CM SAF ATBD [D1], Section 3, CM SAF Product User Manual [D2], Section 8 and CM SAF Validation Report [D3], Section 7.
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