ZN63A (VS1)-12/630 Indoor High Voltage Fixed Vacuum Circuit Breaker
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Application: serving as a reliable protection and control unit for power grids and industrial enterprises.
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Embedded Pole Technology: Features advanced embedded pole technology and heat-insulating partitions to ensure reliable performance and operational safety.
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Environmental Protection: The vacuum interrupter is sealed within a fixed whole, protecting it from collisions, dust, and condensation for superior environmental adaptability.
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Maintenance-Free: Utilizes a low-maintenance operating mechanism, realizing a truly maintenance-free design that reduces operational costs.
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Extended Service Life: Type-tested to meet E2 level electrical life and M2 level mechanical life standards for long-term stable operation.
Product Description
Overview
The ZN63A (VS1)-12 is a high-performance indoor fixed vacuum circuit breaker designed for 12KV power systems. It serves as a critical protection and control unit for various power equipment, including motors, transformers, and capacitors. This model is ideally suited for metal-clad switchgear (such as KYN28), substations, and industrial power distribution systems where high reliability and frequent switching are required.
Advanced Construction & Reliability
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Embedded Pole Technology: The breaker utilizes advanced embedded pole technology with partitions to protect the vacuum interrupter from external environmental conditions. This design significantly improves insulation reliability and ensures stable operation even in challenging environments.
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Maintenance-Free Design: By adopting a low-maintenance operating mechanism, the ZN63A achieves a virtually maintenance-free state, which greatly reduces long-term operational costs.
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Superior Durability: It is type-tested to meet E2 level electrical life and M2 level mechanical life standards. The mechanism is rated for up to 30,000 cycles, providing exceptional endurance for heavy-duty applications.
Safety and Operational Excellence
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Safe Operation Systems: The unit comes equipped with integrated interlocks and an anti-pumping relay to prevent misoperation and ensure the safety of both the equipment and the operator.
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User-Friendly Interface: The front panel is designed for ease of use, featuring integrated operation buttons and clear status indicators for “Closed/Open” and “Charged/Discharged” states.
Typical Applications
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Metal-clad switchgear (KYN28 and similar types).
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Substations and power generation plants.
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Industrial and mining power distribution systems.
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Comprehensive protection for motors, transformers, and capacitor banks.
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