FZW32-40.5 Outdoor AC High Voltage Vacuum Load Break Switch
Weisho Electric’s FZW32-40.5 is a high-performance 40.5kV outdoor vacuum load break switch designed for reliable power control in distribution systems. With vacuum arc extinguishing and a robust stainless steel frame, it ensures safety and durability in harsh environments.

Featuring a three-phase linkage design, this switch complies with GB16926 and IEC standards. It supports manual, motorized, or remote operation, making it ideal for frequent switching in urban and industrial grids. In 2024, a Zhejiang mining facility installed the FZW32-40.5, reducing downtime by 20% due to its reliable performance.
| Parameter | Value |
|---|---|
| Rated Voltage | 40.5kV |
| Rated Current | 630A/1250A |
| Short-Circuit Breaking Current | 25kA |
| Frequency | 50Hz |
| Insulation Medium | Vacuum |
| Protection Level | IP65 |
| Operating Temperature | -30°C to +40°C |
| Altitude | ≤2000m |
Specifications may vary by configuration. Contact us for detailed data sheets.
Applications include:
Urban and rural power distribution networks
Metallurgy and mining operations
Chemical and industrial facilities
Frequent operation of control systems
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