Intelligent Grid Protection
Solid insulated vacuum recloser South Africa
Solid insulated vacuum recloser South Africa SVR is engineered to enhance medium voltage distribution reliability through intelligent protection, automation, and remote control capabilities. Designed for overhead lines and substation applications, the SVR integrates solid insulation technology with advanced smart grid functionality.
Solid insulated vacuum recloser South Africa
Reducing Outages. Restoring Power Automatically.
Overhead distribution networks are vulnerable to temporary faults caused by weather, wildlife, vegetation, and environmental conditions. Manual intervention leads to longer outage times and operational inefficiencies.
SOJO’s Solid Insulated Vacuum Recloser (SVR):
- Automatically isolates and clears transient faults
- Restores power without manual intervention
- Supports grid automation and loop control
- Operates in harsh environmental conditions
- Eliminates SF6 gas
The system includes:
- Solid insulated vacuum interrupter
- Magnetic actuator mechanism
- Encapsulated current transformers (±0.2%)
- Encapsulated voltage sensors (±5%)
- Microprocessor-based controller (SJFD2000)
KEY BENEFITS
Designed for Long-Term Grid Reliability
1. Proven Mechanical Durability
Up to 10,000 mechanical operations, ensuring long service life in demanding distribution networks.
2. Maintenance-Free Design
Solid insulation and magnetic actuator minimize moving parts and reduce maintenance requirements.
3. Extreme Environment Performance
Operates from -40°C to +55°C, altitude up to 3000m, pollution level IV (very heavy), wind resistance ≤34m/s.
4. Smart Grid Ready
Supports IEC 61850 Ed.2, DNP3.0, IEC 60870-5-103/104, Modbus RTU, with remote monitoring, automation, and web server capabilities.
CORE TECHNICAL SNAPSHOT
The technical specifications below define the electrical ratings, protection capabilities, mechanical endurance, and environmental operating limits of the Solid Insulated Vacuum Recloser (SVR). These parameters confirm compliance with IEC and IEEE standards while demonstrating the unit’s fault interruption capacity, smart grid communication compatibility, and long-term operational durability. The snapshot reflects the SVR’s ability to deliver automatic fault isolation, reliable reclosing performance, and intelligent distribution network protection in overhead and substation applications.
Download the complete SVR technical documentation to review
Technical Overview
| Parameter | 27kV | 38kV |
|---|---|---|
| Rated Voltage | 27 kV | 38 kV |
| Rated Current | 800 A | 630 / 800 A |
| Short Circuit Breaking Current | 12.5 / 16 kA | 12.5 kA |
| Peak Withstand Current | 31.5 / 41.5 kA | 31.5 kA |
| Mechanism Endurance | 10,000 operations | 10,000 operations |
| Protection Degree | IP67 | IP67 |
| Operating Temperature | -40°C to +55°C | -40°C to +55°C |
APPLICATIONS
Built for the Most Demanding Environments
Overhead Distribution Feeders
Automatically detects, isolates, and clears transient faults on overhead lines, restoring power without manual intervention. This significantly reduces outage duration and improves overall feeder reliability.
Rural Electrification Networks
Enhances service continuity in remote and widely distributed networks where rapid fault response is critical. The SVR minimizes downtime and reduces the need for on-site maintenance crews.
Urban Distribution Substations
Provides dependable switching and protection within dense distribution networks, supporting stable power delivery and rapid fault isolation in high-demand urban environments.
Loop Automation Schemes
Enables intelligent feeder automation by supporting automatic sectionalizing and network reconfiguration. The SVR improves supply reliability by isolating faulted sections while maintaining power to unaffected areas.
Renewable Energy Grid Connection
Supports distributed generation integration by providing reliable fault protection and automatic reclosing in solar and wind-connected distribution systems, ensuring grid stability and compliance.
Industrial Medium Voltage Distribution
Delivers robust protection for industrial facilities where process continuity is essential. The SVR ensures rapid fault clearance and stable operation in demanding medium voltage applications.
Solid insulated vacuum recloser South Africa
Download the complete SVR technical documentation to review:
- Detailed protection functions (50/51, 67, 27, 59, 81, ROCOF and more)
- SJFD2000 microprocessor controller capabilities
- Communication protocol compatibility
- Type test certifications (IEC & IEEE compliant)
- Environmental and mechanical endurance data
- Full technical dimensions and configuration options