ZW32-12 Outdoor Vacuum High Voltage Circuit Breaker is manufactured by China's innovative supplier Jinhand Electrical. Designed for 12kV, 50Hz systems, this factory-direct breaker reliably switches and interrupts load, overload, and short-circuit currents, ideal for substations, industrial grids, and rural networks requiring frequent operation.
1.Reliable Protection: Effectively switches and interrupts load currents, overloads, and short-circuit currents, ensuring safety and reliability in power distribution systems.
2.Versatile Application: Suitable for use in substations, industrial power distribution systems, and rural power grids, making it adaptable to various operational environments.
3.Designed for Frequent Operations: Specifically engineered to handle frequent operations, enhancing operational efficiency in dynamic power distribution scenarios.
| Project | Unit | Parameter |
| Rated Voltage | kV | 12 |
| Rated Frequency | Hz | 50 |
| Rated Current | A | 630 |
| Rated Short-Circuit Breaking Current | kA | 20 |
| Rated Peak Withstand Current(Peak) | kA | 50 |
| Rated Short-Time Withstand Current | kA | 20 |
| Rated Short-Circuit Making Current(Peak) | kA | 50 |
| Mechanical Life | Times | 10000 |
| Rated Number of Short-Circuit Breaking Operations | Times | ≥30 |
| Power Frequency Withstand Voltage(1min):(Wet) (Dry)Phase-to-Phase,Phase-to-Ground/Interrupter | kV | 42/48 |
| Lightning Impulse Withstand Voltage(Peak)Phase-to-Phase,Phase-to-Ground/Interrupter | kV | 75/85 |
| Secondary Circuit 1min Power Frequency Withstand Voltage | kV | 2 |
1.Rated Specifications: Designed for a rated voltage of 12kV and a three-phase AC frequency of 50Hz, ensuring compatibility with standard electrical systems.
2.Outdoor Design: Built for outdoor use, providing durability and reliable performance in diverse environmental conditions.
3.Comprehensive Functionality: Capable of managing both routine and fault conditions, supporting effective control and protection within power systems.
1.Highly Reliable Vacuum Interruption: Utilizes high-performance vacuum interrupters, rated short-circuit breaking current up to 20 kA, mechanical life 10,000 operations, suitable for frequent switching scenarios.
2.Full Outdoor Application Adaptability: Specifically designed for outdoor environments, with rainproof, dustproof, and corrosion-resistant capabilities, suitable for substations, industrial and mining distribution networks, rural grids, and various other applications.
3.Compact Structure and Flexible Installation: Optional three-phase common tank or separate tank design, compact size, supports multiple installation methods such as pole-mounted, platform, or within cabinets.
4.Optional Intelligent Control: Can integrate intelligent controllers, supporting remote monitoring, fault recording, remote protection setting adjustments, and other automation functions.
5.Strong Environmental Endurance: Wet withstand voltage 42 kV, dry withstand voltage 48 kV, lightning impulse withstand voltage 85 kV, ensuring stable and reliable insulation performance.
1.Maintenance-Free Vacuum Interruption: Vacuum tubes have long sealed lifespans, requiring no arc-extinguishing medium replacement, significantly reducing maintenance workload and costs.
2.Modular Operating Mechanism: Spring or permanent magnet mechanisms feature modular design for quick replacement, minimizing downtime.
3.Condition Monitoring and Alerts: Optional online monitoring modules provide real-time tracking of mechanical characteristics, electrical lifespan, and other parameters for predictive maintenance.
1.Full-Unit Protective Packaging: Shockproof, moisture-proof, and rust-proof packaging suitable for long-distance transport and outdoor storage.
2.Complete Installation Accessories: Full set of accessories including mounting brackets, connecting hardware, cable terminations, etc., for quick installation.
3.Global Logistics Experience: Products exported to over 30 countries, familiar with various customs and shipping requirements, offering door-to-door logistics services.
1.Fully Sealed Insulation Structure: Housing made of stainless steel or coated aluminum alloy, protection rating up to IP67, with strong weather resistance.
2.Stable Operation Across Wide Temperature Range: Suitable for ambient temperatures from -40°C to +40°C, applicable in extremely cold, hot, and humid regions.
3.Seismic and Wind-Resistant Design: High structural strength, tested for seismic intensity up to 8 degrees, suitable for windy and seismic-prone areas.
1.In-House Vacuum Interrupter Assembly: Core interrupters use high-purity copper-chromium contact materials, with proprietary sealing processes ensuring consistent breaking performance.
2.Automated Assembly and Testing: Key processes employ robotic assembly; each unit undergoes mechanical characteristic tests, power frequency withstand voltage tests, and loop resistance tests.
3.Rigorous Environmental Simulation Testing: Finished products tested for reliability under high/low temperature cycles, damp heat alternation, salt spray corrosion, and other environmental conditions.
1.Compact Common-Tank Design: Three-phase interrupters integrated into a single sealed tank, compact structure with optimized external insulation clearance, especially suitable for space-constrained applications.
2.Optional Bi-Stable Permanent Magnet Mechanism: Uses permanent magnet operating mechanisms for fast operation, low power consumption, and long life, ideal for frequent switching scenarios.
3.Intelligent Integration Interface: Pre-wired RS485, Ethernet, and other communication interfaces, supporting plug-and-play intelligent terminal expansion.
1.Key Components Self-Controlled: Core components such as vacuum interrupters, operating mechanisms, and insulation housings are manufactured in-house, ensuring stable and reliable supply.
2.Global Procurement System: Strategic partnerships with renowned domestic and international electrical component suppliers ensure quality and delivery timelines.
3.Flexible Production with Quick Response: Supports customization of rated current, operating modes, communication protocols, etc., to quickly meet project-specific requirements.
1.SF₆-Free Design: Uses vacuum interruption technology, no greenhouse gas emissions, environmentally friendly and maintenance-free.
2.Low-Energy Operating Mechanism: Permanent magnet mechanisms have extremely low standby power consumption; spring mechanisms feature high energy storage efficiency, resulting in low overall operating energy use.
3.Long Life and Recyclable Design: Main structural materials are metals, recyclable at end of product life, aligning with circular economy principles.
Over a decade of relentless development has made Jinhand one of China’s foremost manufacturers and suppliers of electrical equipment. Our factory has embraced a host of state-of-the-art technologies and machinery, and we invite you to purchase our high-quality, reasonably priced products manufactured in China.
Address
No. 188, Wei 15th Road, Yueqing City, Wenzhou City, Zhejiang Province, China
