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The VS1-12 Zn63 VCB Vacuum Circuit Breaker is a high-performance three-phase AC protection device designed for 12KV power distribution systems. This industrial-grade circuit breaker features advanced vacuum arc-extinguishing technology for reliable operation in demanding environments.
With its energy-storage operation mechanism and insert-type installation, this circuit breaker provides superior protection against short circuits and overcurrent conditions. The vacuum interrupter technology ensures minimal maintenance requirements and long service life.
This circuit breaker is particularly suitable for:
- Industrial power distribution systems
- Mining operations
- Substation applications
- Commercial power distribution centers
The VS1-12 model offers multiple protection functions including conventional circuit breaker operation, circuit-breaker failure protection, overcurrent protection, and overvoltage protection (OVP). Its modular design allows for easy integration into various switchgear configurations.
Key advantages include:
- High breaking capacity up to 40KA
- Mechanical endurance of 10,000 operations
- Rated current options from 630A to 3150A
- Compact phase distance options (150mm/210mm)
- Compliance with international standards including IEC and GB
