| Marque | ROCKWILL |
| Numéro de modèle | Indoor Ring Main Unit (RMU) for Smart Distribution up to 36kV |
| tension nominale | 36kV |
| fréquence nominale | 50Hz |
| Série | RMR |
Product Description
Rockwill RMR is a Ring Main Unit (RMU) designed for smart distribution applications, offering a high level of operational safety. It is suitable for both indoor and outdoor installations, with a voltage rating of up to 36kV.
RMR GIS (RMU) is rated up to 36kV and is compliant with IEC. It operates at a rated frequency of 50Hz and a rated current of 630 A.
Product Parameters
| Rated Voltage | kV | 12 | 36 |
| Rated Frequency | Hz | 50 | 50 |
| Rated Current: Switches | A | 630 | 630 |
| Rated Current: Vacuum Circuit Breaker | A | 630 | 630 |
| Power frequency withstand voltage | kV | 38 | 70 |
| Lightning Impulse withstand voltage | kVp | 95 | 170 |
| Short time withstand current (3 Secs) | kA | 21/3s | 26.3/3s |
| Short Circuit Breaking Current | kA | 21 | 26.3 |
| Short Circuit Making Current | KAp | 52.5 | 65.75 |
| Internal Arc Rating - AFLR | KA | 21 | 26.3 |
| Degree of Protection - Enclosure | IP | IP54 | IP54 |
| Degree of Protection - Main Tank | IP | IP67 | IP67 |
| IEC Standards | IEC 62271-100, IEC 62271-200, IEC62271-103, IEC 62271-102, IEC 60529 | ||