10kV/12kV Indoor Three-Position Vacuum Circuit Breaker with Solid-Sealed Poles

This 10kV/12kV high-voltage three-position vacuum circuit breaker is an advanced indoor combination unit designed for 3.6-12kV power systems. Featuring solid-sealed poles and a complete mechanical-electrical interlocking system, it ensures maximum safety and reliability for industrial and mining power grids.Combines multiple functions into one unit, suitable for switching various loads and frequent operations.The main circuit adopts solid-sealed poles, significantly improving environmental adaptability and insulation reliability.Extended mechanical and electronic life makes the breaker virtually maintenance-free.Includes a complete mechanical and electrical interlocking device to ensure the safety of operators and equipment.Equipped with a reliable and stable mechanism for long service life and extremely high operational stability.