| Name | Level | Visibility | Read-Only | Typing | Associated Type | Description | Initial Value |
| C_EXCEL_BASELINE_DATE | Constant | Public | No | Type | D | Excel baseline date | '19000101' |
| C_EXCEL_COL_MODULE | Static Attribute | Private | No | Type | INT2 | 2 byte integer (signed) | 64 |
| C_EXCEL_NUMFMT_OFFSET | Static Attribute | Public | No | Type | INT1 | 2 byte integer (signed) | 164 |
| C_EXCEL_SHEET_MAX_COL | Constant | Public | No | Type | INT4 | 2 byte integer (signed) | 16384 |
| C_EXCEL_SHEET_MIN_COL | Constant | Public | No | Type | INT4 | 2 byte integer (signed) | 1 |
| C_SPRAS_EN | Static Attribute | Public | No | Type | SPRAS | Language Key | 'E' |
| O_CONV | Static Attribute | Public | No | Type Ref To | CL_ABAP_CONV_OUT_CE | Code Page and Endian Conversion (System Format -> External) |