| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPDevice installation |
| 1 | ETDZ | Technical Data for Installed Register | 38 | ZSPANNS | Register factor: secondary transformer voltage | decimal | 4 | 1 | | |
| TOPDevice Management |
| 2 | EGERR | Device data: Info record for point of delivery - historical | 15 | ZSPANNS | Register factor: secondary transformer voltage | decimal | 4 | 1 | | |
| 3 | EGERS | IS-U Device Master Data | 24 | ZSPANNS | Register factor: secondary transformer voltage | decimal | 4 | 1 | | |
| 4 | ETYP | Dev. Cat.: IS-U Additional Material Data | 28 | ZSPANNS | Register factor: secondary transformer voltage | decimal | 4 | 1 | | |
| 5 | EZWG | Register Group | 18 | ZSPANNS | Register factor: secondary transformer voltage | decimal | 4 | 1 | | |
