Supported Outdoor Termination EST72-C23-SUB SA, 72.5 kV, dry-insulated, with surge arrester
Cable termination and surge arrester in one
With the EST SUB SA, the surge arrester serves as a fixing point for the cable termination at the same time. No additional supporting elements are necessary. Various response voltages for the surge arrester are available.- Quick and easy to install
- Oil- and gas-free - leak-proof
- Maintenance-free
- 100% electrically individually tested
- Proven technology
Technical Data
| Article no. | EST72-C23-SUB SA | |
|---|---|---|
| Max. system voltage | Um (kV) | 72.5 |
| Type Termination | dry-insulated, supported, for substations, with surge arrester (EST-SUB SA) | |
| Applicable standards | IEC 60840, IEC 60815 | |
| Rated lightning impulse withstand voltage BIL | (kV) | 325 |
| Conductor cross section | (mm2) | 95 - 2500 |
| Diameter over cable insulation - prepared | (mm) | 32.5 - 114.5 |
| Max. diameter over outer cable sheath | (mm) | 154 |
| Minimum creepage distance | (mm) | 2248 |
| Min. arcing distance | (mm) | 986 |
| Environment temperature | (°C) | -50 up to +55°C |
| Applied standard for the integrated surge arrester | IEC 60099 | |
| Rated voltage Ur of the integrated surge arrester | (kV) | 54 - 114 kV available in steps of 3 kV |
| Nominal discharge current of the integrated surge arrester | (kA) | 10 or 20 |
| Line discharge class of the integrated surge arrester |
SM or SH 3 or 4 |
|
| Max. rated short circuit current of the integrated surge arrester | (kA) | 63 |