The QIHANG ZW32-12FG 630A Outdoor Vacuum Circuit Breaker is designed for reliable protection and control in medium-voltage power distribution systems. Rated for 12kV applications, it is widely used in outdoor overhead lines, substations, and utility distribution networks to ensure safe and stable power operation.
This vacuum circuit breaker utilizes advanced vacuum arc extinguishing technology, providing excellent interrupting performance, long electrical life, and minimal maintenance requirements. It effectively delivers overload and short-circuit protection, safeguarding power lines and electrical equipment from fault damage.
With a robust outdoor design, the ZW32-12FG is built to withstand harsh environmental conditions, including temperature variations, humidity, and dust. Its compact structure, high reliability, and stable switching performance make it ideal for modern smart grid and distribution automation systems.
Key Features
• Model: ZW32-12FG
• Rated voltage: 12kV
• Rated current: 630A
• Vacuum arc extinguishing technology
• Reliable overload and short-circuit protection
• Long service life with low maintenance
• Suitable for outdoor installation
• Stable performance in harsh environments
Typical Applications
• Medium-voltage distribution networks (10–12kV)
• Outdoor pole-mounted switchgear
• Power substations and utility systems
• Rural and urban overhead line protection
• Smart grid and distribution automation systems
Key Attributes
| Breaking Capacity | 25 kA | Phase | Three phase |
| Rated Frequency | 50 Hz | Frequency | 50 Hz |
| Model Number | ZW32-12FG/630A | Place of Origin | Henan, China |
| Brand Name | QIHANG |
Packaging and Delivery
| Selling Units | Single item | Single package size | 86×50×63 cm |
| Single gross weight | 80.000 kg |
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