The Outdoor SF6 Load Break Switch is a reliable pole-mounted switching solution designed for overhead lines, rural electrification, and utility distribution networks. It is widely used in Africa power grids where stability, low maintenance, and harsh environment performance are critical.
Using SF6 gas as insulation and arc-extinguishing medium, the switch ensures safe load breaking, fault isolation, and network protection in demanding outdoor conditions such as high temperature, dust, humidity, and unstable grid environments.
Designed for 10kV, 24kV, and 36kV systems, it can be operated manually or electrically, and is suitable for both standalone use and integration into distribution automation systems.
· SF6 gas insulated for reliable switching performance
· Ideal for overhead line and rural distribution networks
· Suitable for 10kV / 24kV / 36kV applications
· Pole-mounted design for easy installation
· Manual and motorized operation available
· Compatible with remote control and automation systems
· Strong weather resistance (heat, dust, humidity)
· Low maintenance, suitable for remote areas
· Long service life and stable performance
· Rural electrification projects
· Overhead distribution lines
· Utility power distribution networks
· Substation outgoing feeders
· Renewable energy and mini-grid systems
· Industrial and mining power supply
· Ambient temperature: -40°C to +55°C
· Altitude: ≤3000m
· Wind speed: ≤35m/s
· Pollution level: Class III / IV
· Installation: Outdoor pole-mounted
· Designed for unstable and developing power grids
· Reliable operation under high temperature and dusty environments
· Easy installation and minimal maintenance required
· Suitable for remote and off-grid locations
· Supports future grid automation upgrades
| Item | Unit | 10kV | 24kV | 36kV |
|---|---|---|---|---|
| Rated Voltage | kV | 12 | 24 | 36 |
| Maximum System Voltage | kV | 15 | 25.8 | 40.5 |
| Rated Frequency | Hz | 50/60 | 50/60 | 50/60 |
| Rated Current | A | 630 | 630 | 630 |
| Rated Short-Time Withstand Current | kA | 20kA/4s | 25kA/1s | 20kA/1s |
| Rated Peak Withstand Current | kA | 50 | 50 | 50 |
| Rated Short-Circuit Making Current | kA | 50 | 50 | 50 |
| Mechanical Life | Times | 5000 | 5000 | 5000 |
| Load Break Operations | Times | 400 | 400 | 400 |
| Cable Charging Breaking Current | A | 25 | 25 | 25 |
| Line Charging Breaking Current | A | 1.5 | 1.5 | 2 |
| Closed Loop Breaking Current | A | 630 | 630 | 630 |
| Transformer Magnetizing Current | A | 22 | 22 | 22 |
| Power Frequency Withstand Voltage (1min) | kV | 50 | 60 | 95 |
| Lightning Impulse Withstand Voltage | kV | 85 | 150 | 195 |
| Protection Class | IP65 | IP65 | IP65 | |
| Insulation Medium | SF6 Gas | SF6 Gas | SF6 Gas |
Phone: +8613736779975
E-mail: sales@vcbbreaker.com
Address: 66 Punan Road, Yueqing Economic Development Zone, Zhejiang, China
New energy: www.prominentcn.com
Copyright © 2025 Eberry Electric Group All rights reserved
This website uses cookies to ensure you get the best experience on our website.