VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance

The ZN63A(VS1)-12 series represents a premium line of indoor high voltage vacuum circuit breakers specifically engineered for 12kV switchgear applications. These circuit breakers serve as critical protection and control units in power transmission and distribution systems across various industrial sectors.

This series features an innovative integrated design that combines the operating mechanism with the breaker body, resulting in a compact and aesthetically pleasing arrangement. The vertical insulation housing provides superior protection against environmental impacts and prevents damage from external factors.

Available in both fixed and withdrawable configurations, the ZN63A(VS1)-12 offers exceptional flexibility for various switchgear assembly requirements. The vacuum arc-extinguishing technology ensures reliable performance and extended service life.

The circuit breakers are designed to operate in ambient temperatures ranging from -10°C to +40°C and can withstand relative humidity up to 95%. They are suitable for installation in locations free from fire hazards, explosions, chemical corrosion, and excessive vibration.

With certifications including VDE, ISO9001-2000, CE, and CCC, these vacuum circuit breakers meet international quality and safety standards. The robust construction delivers a mechanical endurance of 30,000 operations, ensuring long-term reliability in demanding applications.