ZW32-12G Standardized Primary-Secondary Integrated Pole-Mounted Outdoor Vacuum Circuit Breaker
Product Overview
The ZW32-12G Outdoor Vacuum Circuit Breaker is a high-performance, pole-mounted breaker designed for 12kV power distribution systems. Engineered by Weisho Electric, it ensures reliable protection and control in outdoor environments, making it ideal for utilities, industrial facilities, and renewable energy projects.

Key Features
High Reliability: Vacuum interrupter technology ensures long-lasting performance and minimal maintenance.
Weather-Resistant Design: Built to withstand harsh outdoor conditions, including rain, dust, and extreme temperatures.
Compact and Lightweight: Ideal for pole-mounted installations, reducing installation costs.
Advanced Protection: Offers overcurrent, short-circuit, and earth-fault protection for enhanced system safety.
Remote Operation: Supports remote monitoring and control for modern smart grid applications.
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Voltage | 12kV |
| Rated Current | 630A / 1250A |
| Rated Short-Circuit Breaking Current | 20kA / 25kA |
| Mechanical Life | 10,000 operations |
| Operating Temperature | -40°C to +70°C |
| Weight | Approx. 130kg |
| Protection Level | IP65 |
Applications
The ZW32-12G is widely used in:
Rural and urban power distribution networks
Renewable energy systems (e.g., wind and solar farms)
Industrial plants requiring reliable high-voltage protection
Smart grid infrastructure with remote control capabilities
Why Choose Weisho Electric?
With over 20 years of expertise in electrical equipment manufacturing, Weisho Electric delivers innovative and durable solutions. The ZW32-12G is backed by rigorous quality testing and exceptional after-sales support.
Request a QuoteCase Study: Enhancing Grid Reliability
In a recent project, a utility company in Zhejiang Province deployed the ZW32-12G to upgrade its rural power grid. The breaker’s weather-resistant design and remote operation capabilities reduced downtime by 30%, improving service reliability for over 10,000 households.













