-12GD Three-Station Vacuum Circuit Breaker_1731050975813.webp)
ZN63A(VS1)-12GD Three-Station Vacuum Circuit Breaker
**Rated Current**: Designed for continuous operation with a maximum current of 630A, 1250A, or 1600A under standard conditions.
**Tripping Capacity**: Safely interrupts fault currents up to 31.5kA, providing robust protection during overloads.
**Tripping Time**: Rapid response, disconnecting within milliseconds to prevent equipment damage.
**Operation Mode**: Available in manual and electric operation modes for flexible application in various settings.
**Distance**: Ensures a minimum contact separation of 11mm when the breaker is disengaged.
**Delivery**: Shipped via international freight options, ensuring timely and secure delivery worldwide.
**Packaging**: Protected by durable wooden crates, minimizing damage risks during transport.
Product Introduction:ZN63A(VS1)-12GD Three-Station Vacuum Circuit Breaker
The cutting-edge ZN63A(VS1)-12GD Three-Station Vacuum Circuit Breaker is made for medium-voltage systems and is widely used in power plants, metallurgy, petrochemical, and other industries that need to be sure that their electrical equipment is safe. It is constructed using cutting-edge vacuum technology, which guarantees minimal upkeep, a longer lifespan, and high operational efficacy. With its extensive experience and modern production facilities, Shaanxi Huadian Electric Co., Ltd. produces high-performance circuit breakers like the ZN63A(VS1)-12GD that are up to international quality standards.
Product Features and Advantages
- Reliable Performance: Equipped with cutting-edge vacuum interrupters, it ensures stable and safe circuit breaking under high load conditions.
- Durability: The use of premium materials guarantees the product's long operational life and resistance to wear and environmental factors.
- Low Maintenance: The ZN63A(VS1)-12GD is designed for minimal maintenance, reducing downtime and operational costs.
- Enhanced Safety: The three-station design offers more comprehensive protection against electrical faults, enhancing the safety of industrial applications.
- Compliance: It meets ISO9001:2000 quality standards, ensuring reliability and consistent performance.
- Superior Insulation Properties: The advanced insulation materials and design of the ZN63A (VS1)-12GD provide excellent dielectric strength, effectively preventing electrical leakage and ensuring reliable operation even in harsh electrical environments.
- Intelligent Monitoring Capability: Integrated with intelligent sensors, it can continuously monitor the electrical parameters and status of the circuit breaker in real-time, enabling early detection of potential problems and facilitating predictive maintenance strategies.
- Flexible Adaptability: Its modular construction allows for easy customization and adaptation to different electrical system configurations, making it suitable for a wide range of industrial and commercial applications with diverse requirements.
Product Structure
The compact, modular design of the ZN63A(VS1)-12GD Three-Station Vacuum Circuit Breaker makes it simple to install and integrate into various systems. A vacuum interrupter, insulation components, and a manual or electric actuator make up the breaker. For maximum control and safety, the three-station design lets you switch between connected, disconnected, and grounded states.
Main Technical Parameters
- Rated Voltage: 12kV
- Rated Current: Up to 3150A
- Rated Short-Circuit Breaking Current: 31.5kA
- Mechanical Life: 20,000 operations
- Insulation Level: Meets international standards for medium-voltage applications
|
Name |
Unit |
Data |
||
|
Rated voltage |
kV |
12 |
||
|
(1min)rated short-term power frequency withstand voltage:interphase/fracture |
42/48 |
|||
|
Rated lightning impulse withstand voltage (peak value):interphase/break |
75/85 |
|||
|
Secondary circuit power frequency withstand voltage (1min) |
V |
2000 |
||
|
Rated frequency |
Hz |
50 |
||
|
Rated current |
A |
6301250 |
||
|
Rated short-circuit breaking current |
kA |
20 |
25 |
31.5 |
|
Rated peak withstand current |
kA |
50 |
63 |
80 |
|
Rated short-circuit closing current |
kA |
50 |
63 |
80 |
|
4s rated short-term withstand current |
kA |
20 |
25 |
31.5 |
|
Rated short-term withstand current duration |
S |
4 |
||
|
Rated breaking current of single/back-to-back capacitor bank |
A |
630/400 |
||
|
Rated capacitor bank closing inrush current |
kA |
12.5(The frequency is not more than 1000Hz) |
||
|
Rated short-circuit current breaking times |
time |
30 |
||
|
Mechanical life (isolating switch/circuit breaker/earthing switch) |
3000/10000/3000 |
|||
|
Cumulative allowable wear thickness of moving and stationary contacts |
mm |
3 |
||
|
Rated closing operating voltage |
V |
AC24/48/110/220DC24/48/110/220 |
||
|
Rated opening operation voltage |
||||
|
Rated voltage of energy storage motor |
V |
AC24/48/110/220DC24/48/110/220 |
||
|
Rated power of energy storage motor |
W |
70 |
||
|
Energy storage time |
5 |
≤15 |
||
|
Contact spacing |
mm |
9±1 |
||
|
Overstroke |
3.5±1 |
|||
|
Closing bounce time of contacts |
ms |
≤5 |
||
|
Three-phase opening and closing have different phases |
≤2 |
|||
|
Opening time (rated voltage) |
≤40 |
|||
|
Closing time(rated voltage |
≤60 |
|||
|
Average opening speed (contact just points~6mm) |
m/s |
0.9~1.3 |
||
|
Average closing speed (6mm~just contact) |
0.5~1.1 |
|||
|
Contact opening rebound amplitude |
mm |
≤2 |
||
|
Closing contact pressure of contacts |
N |
2400±200(20-25kA) 3100+200(31.5kA) |
||
|
Rated operation sequence |
O-0.3s-CO-180s-CO |
|||
Product Use Conditions
This ZN63A(VS1)-12GD Three-Station Vacuum Circuit Breaker is made to work in environments with moderate temperatures, from indoor installations to industrial applications outside. It is capable of operating in conditions ranging from -25°C to 40°C, ensuring operational stability even in harsh environments.
Product Application Scope and Field
The ZN63A(VS1)-12GD Three-Station Vacuum Circuit Breaker is ideal for use in power distribution networks in both urban and rural areas, industrial sectors like mining, metallurgy, and petrochemicals, and power generation plants and substations. It is suitable for both primary and secondary distribution systems due to its sturdy construction and dependable operation.
OEM Services
Shaanxi Huadian Electric Co., Ltd. offers flexible OEM services for clients who need customized circuit breaker solutions. Our R&D team works closely with clients to ensure that products meet their specific requirements, whether it be design modifications or branding needs.
FAQ
1.What is the lifespan of the ZN63A(VS1)-12GD circuit breaker?
The ZN63A(VS1)-12GD is built to last with a mechanical lifespan of 20,000 operations.
2.Can this product be customized?
Yes, we offer OEM services for clients looking for customized designs or specific technical parameters.
3.What certifications does this circuit breaker have?
It meets ISO9001:2000 quality system standards, ensuring consistent and reliable performance.
4.What industries is this product most suitable for?
It is widely used in power generation, metallurgy, petrochemicals, mining, and urban power distribution networks.
5.How can I place an order?
You can contact us directly at [austinyang@hdswitchgear.com] for inquiries and orders.
Our Factory and Certificates
 |
 |
 |
|
|
|
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
Contact Us
For ZN63A(VS1)-12GD Three-Station Vacuum Circuit Breaker, please reach out to us at austinyang@hdswitchgear.com/rexwang@hdswitchgear.com/pannie@hdswitchgear.com. Shaanxi Huadian Electric Co., Ltd. is committed to providing top-quality vacuum circuit breakers with excellent service.
YOU MAY LIKE
-24PT Potential Transformer Handcart_1730944657439.webp "ZN63A(VS1)-24/PT Potential Transformer Handcart")
