| Customization: | Available |
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| Breaking Capacity: | 10kv /11kv /12kv/ 24kv/33kv/40.5 |
| Operation: | Manual/Electric /Energy-Storage |
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Discover the VS1-12/24/33(ZN63A), an exceptional indoor high-voltage vacuum circuit breaker that sets the standard for 12kV, three-phase AC 50Hz systems. Crafted with precision engineering, this state-of-the-art model is designed
for seamless integration into indoor high-voltage switchgear. Featuring an advanced spring operating mechanism, it effortlessly supports both manual and electric modes, delivering
a robust suite of functionalities including unparalleled protection, precise control, and efficient circuit breaking. Perfectly suited for challenging environments such as mines, factories, substations, and
switchyards, this device excels with frequent operations, adeptly monitoring current loads to ensure outstanding performance.
Operating Environment
The VS1 excels in a broad ambient temperature range from a versatile -10°C to +40°C and offers storage capabilities down to -30°C;
It maintains flawless operation at altitudes reaching up to 1000m;
Exhibiting exceptional tolerance to relative humidity, it handles daily averages up to 95%, monthly averages up to 90%, and absolute humidity up to 2.2x10³ MPa. Moreover, it controls daily water vapor pressure at ≤1.8x10³ MPa, expertly managing condensation under high temperatures;
Optimal performance is consistently achieved when ambient temperatures do not exceed 35°C;
The VS1 is engineered to flourish in environments devoid of fire, explosion hazards, severe pollution, chemical corrosion, or intense vibrations.
Structural Features
Insulating Components
The VS1 vacuum circuit breaker leverages ceramic or glass vacuum interrupters, paired with metal bellows, and supported by
cutting-edge vacuum contact materials and high-pressure formed sealed insulating enclosures. These contacts deliver
remarkable dielectric strength, stable pressure, minimized contact resistance, and enhanced current-carrying capacity while ensuring
superior arc-extinguishing performance.
Framework
Implementing an innovative modular design, the VS1 vacuum circuit breaker encompasses a sophisticated spring mechanism along with vacuum
interrupters, all housed within a sturdy tubular insulating framework. Its adaptable design allows for direct installation or integration into
switchgear cubicles,
rendering it ideal for electrical distribution, industrial settings, and substations. The enclosure ensures unwavering stability and formidable protection against
the harshest environmental challenges, such as intense pollution and humidity.
Performance
Renowned for its reliable, long-lasting performance, the VS1 vacuum circuit breaker boasts an impressive mechanical and electrical lifespan. It demands
minimal maintenance and is constructed to withstand the rigors of demanding environments, effortlessly managing humidity, dust, and frequent switching
operations with remarkable ease.
Operating Mechanism
With a spring-charged operating mechanism, the VS1 vacuum circuit breaker can be operated
manually or through electric commands. This reliable mechanism ensures the circuit breaker remains charged, securely closed, and
opened with consistent dependability.
Its design places a premium on reliability with fewer mechanical components, ensuring smooth operation,
making the VS1 vacuum circuit breaker a paragon of efficiency for frequent operational applications, delivering superior operational
efficiency with minimal noise and vibration, setting an industry standard.
Working And Operating Principles
Arc Extinguishing Principle
Harness the unparalleled power of vacuum technology in the VS1 vacuum circuit breaker, where the insulating medium operates with exceptional precision. This high-performance breaker delivers seamless arc extinguishing with remarkable elegance.
As the contacts separate, the arc is expertly controlled and extinguished with impressive speed, assisted by the powerful magnetic field generated within the
vacuum interrupter. This process ensures the arc plasma is effectively cooled and condensed, providing a rapid and dependable arc extinguishing sequence,
resulting in minimal wear on the contacts and guaranteeing consistent, stable, and reliable performance.
Energy Storage
The energy storage system of the VS1 vacuum circuit breaker is ingeniously equipped with a motor-driven mechanism for efficient winding,
Our cutting-edge energy storage springs promise that once fully charged, the breaker is poised for impeccable operation. This sophisticated technology
is engineered with precision to ensure utmost reliability, delivering stable and swift energy release—an essential feature for efficient switching operations.
Closing Operation
Upon receiving a closing command, the stored energy within the springs is unleashed, driving the contacts together
with extraordinary speed and precision. This state-of-the-art mechanism ensures a quick and reliable closing action, making it ideal for a diverse range of
applications that demand superior operational integrity and reliability.
Opening Operation
In opening operations, the breaker utilizes the stored energy in the opening springs, which is instantly released upon
receiving an open command. This rapid energy discharge efficiently separates the contacts, effectively halting the
current flow and extinguishing the arc within the vacuum interrupter. This crucial process ensures safe, efficient, and reliable
circuit interruption, safeguarding your electrical systems with unmatched precision.
Maintenance
Crafted for ease, the VS1 vacuum circuit breaker is designed for straightforward maintenance, offering lasting durability and robust
performance, even under the most challenging operational conditions. With regular inspections and minimal upkeep,
you can sustain peak operational efficiency, reduce downtime, and ensure the continuous dependability of your electrical
protection systems, all while maximizing operational productivity and efficiency.
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