Product Features
- The breaker adopted the new module spring operating mechanism, compact structure, simple, reasonable layout, reliable transmission, easy installation.
- Operating mechanism is integrated with breaker body , namely the whole breaker can be a fixed unit, or mounted on a moving base as carrier unit;
- Main conductive circuit generally adopts solidly sealed pole, insulating tube is optional as well.
- Main conductive circuit sealed by solid insulating material to form solid pole column free of maintenance, high reliability, minitype.
- The breaker is E2 grade one.
- After installed into the panel, it can provide excellent 5-interlocking functions.
Ambient Condition
- Altitude: 1 000m and below
- Ambient temperature: highest+40℃ , Lowest: -25℃
- Relative humidity: daily average not more then 95%, monthly average not more than 90%Saturated steam pressure: daily average not more than 2.2×10-3MPa, monthly average not more than 1.8×10-3MPa
- Earthquake not exceed 8 degree
- The working site shall have no flammable , explosive and corrosive medinm, and no severe vibration.
The ZN63 (VS1) 24KV series indoor sealed vacuum circuit breaker is a high-performance medium-voltage switching device designed for reliable protection and control in electrical distribution systems. Built with advanced vacuum interruption technology, it ensures efficient arc extinguishing, high insulation strength, and long operational life.
This GE-type vacuum circuit breaker is widely used in power plants, substations, industrial facilities, and commercial buildings. It effectively protects electrical equipment such as transformers, motors, and switchgear systems from overload, short circuits, and fault conditions, ensuring system stability and safety.
Engineered for industrial users, electrical contractors, and distributors, the VS1 series offers modular design compatibility with various switchgear panels, making installation and maintenance simple and efficient.
Key features:
- Sealed vacuum interrupter for stable performance and minimal maintenance
- High breaking capacity with excellent insulation reliability
- Compact indoor design suitable for switchgear integration
- Long electrical and mechanical service life
- OEM/ODM customization available from experienced factory manufacturer
- Flexible supply options with low MOQ and competitive wholesale pricing
As a trusted supplier, manufacturer, and wholesaler, this product delivers consistent quality, cost efficiency, and tailored solutions for global distributors and electrical system integrators.