RVZ 10/630-III is a 10kV indoor three-pole disconnector with double-side earthing blades designed for medium voltage switchgear and substations.
It provides reliable visible isolation, grounding protection, and safe operation for power distribution systems.
RVZ are designed for operation in alternating current networks with a frequency of 50 and 60 Hz, at rated voltage 10 kV and are intended:
– for disconnecting and switching on energized sections of the electrical circuit high voltage in the absence of load current or to change the circuit connections;
– to create a visible break in the chain for the purpose of safe work on disconnected area;
– to turn on and off the charging currents of overhead and cable lines, current no-load current of transformers and currents of small loads;
| Item | Especificação |
|---|---|
| Product Name | RVZ 10/630-III Seccionadora de três polos |
| Tensão nominal | 10kV |
| Maximum Operating Voltage | 12kV |
| Corrente nominal | 630A |
| Frequência nominal | 50Hz / 60Hz |
| Short-Time Withstand Current | 20kA |
| Peak Withstand Current | 52kA |
| Number of Poles | 3 |
| Installation | Indoor |
| Chave de aterramento | Both Sides (III Type) |
| Mechanical Life | 2000 Operations |
| Protection Degree | IP00 |
The RVZ 10/630-III disconnector operates through simultaneous movement of three contact blades mounted on a common shaft. During operation, the switch provides visible electrical isolation for maintenance safety. Integrated earthing blades allow grounding of disconnected sections, while mechanical interlocking prevents incorrect switching sequences between main and grounding contacts.
The RVZ 10/630-III disconnector is widely used in:
Dual-side earthing blades provide improved grounding protection during maintenance operations.
Prevents simultaneous closing of grounding and main contact blades.
Suitable for medium voltage switchgear cabinets and compact substations.
High-strength frame and quality contact materials ensure long service life and low maintenance.





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