The RS5/5.3 on-load tap changer is a unique three-phase Elprom design in oil technology. The RS5/5.3 tap changer is well suited for transformers with special power requirements.
The RS5/5.3 is a single compact solution that performs the role of a whole set of single-phase tap changers in various industrial applications. It is designed, manufactured, and tested for maximum currents meeting and exceeding the requirements of the International Standard IEC 60214-1.
| Rated current three phase (A) | 200, 400, 630 and 1250 - three phase design for delta connected windings |
| Rated voltage (kV) | 41,5 and 72,5 - full insulation between phases of delta connected windings |
| Step voltage (V) | Up to 3000 |
| Connection diagrams | With and without coarse and reverse change-over selector |
| Number of steps | Up to 27 |
| Selector switch insulation level: | K, L |
| Carrying flange shape | Round or elliptic |
| Standard | IEC/IEEE 60214-1 |
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