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GW4-126D Outdoor AC High Voltage Fuse Switch Disconnector for Power Distribution Networks
Product Spotlights
The GW4-126D Outdoor AC High Voltage Fuse Switch Disconnector integrates isolation, switching, and fuse protection for 126kV distribution networks. Its robust outdoor design ensures durability in harsh environments. Offering customizable current ratings and optional motorized operation, it enhances grid safety, reliability, and operational flexibility. Backed by ISO9001 certification and global export experience, it provides a cost-effective, long-life solution for power utilities.
US$ 500 - 1000
MOQ: 1 Piece
Key Specifications
Get Latest Price
Application:
Other, Power Distribution Networks
Product Type:
Outdoor AC High Voltage Fuse Switch Disconnector
Model Number:
GW4-126D
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Application
Other, Power Distribution Networks
Product Type
Outdoor AC High Voltage Fuse Switch Disconnector
Model Number
GW4-126D
Rated Voltage
126 kV
Rated Current
Customizable (e.g., 630A, 1250A)
Breaking Capacity
Available upon request
Operating Mechanism
Manual or motorized (optional)
Insulation Level
Standard for outdoor high voltage equipment
Mounting Type
Pole-mounted or substation installation
Environmental Protection
IP rating suitable for outdoor use
As a professional manufacturer of electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. specializes in providing reliable and robust solutions for power distribution networks worldwide. Our GW4-126D Outdoor AC High Voltage Fuse Switch Disconnector is engineered to meet the demanding requirements of modern electrical grids, offering a critical combination of safety, isolation, and protection functions in a single, durable outdoor unit. Designed for seamless integration into high-voltage distribution systems, this product ensures operational continuity and enhances grid resilience.
The GW4-126D serves as a vital component in power distribution networks, performing three essential functions:
- Isolation: Provides a visible air gap to safely isolate sections of the circuit for maintenance or repair.
- Switching: Allows for the manual or remote-controlled connection and disconnection of load currents under normal operating conditions.
- Protection: Incorporates a high-voltage fuse link to interrupt the circuit automatically in the event of a fault, such as a short circuit or overload, protecting downstream equipment.
Key Features & Technical Advantages:
- Robust Outdoor Construction: The housing and internal components are designed to withstand harsh environmental conditions, including moisture, temperature extremes, UV exposure, and pollution, ensuring long-term reliability.
- High Breaking Capacity: The integrated fuse element is capable of interrupting high fault currents swiftly and effectively, minimizing damage to the network.
- Clear Isolation Status: The design provides a visibly open gap when in the disconnector position, a fundamental safety feature for personnel.
- Flexible Operating Mechanism: Available with a manual handle for direct operation or can be equipped with a motorized drive for remote control and integration into automated grid management systems.
- Easy Installation & Maintenance: The structure is designed for straightforward pole mounting or installation within substations, with accessible components for periodic inspection and fuse replacement.
Technical Specifications Overview:
| Parameter | Typical Value / Description |
| Rated Voltage (Ur) | 126 kV |
| Rated Normal Current (Ir) | Common options: 630 A, 1250 A (Customizable) |
| Rated Short-Time Withstand Current (Ik) | Available upon request based on system requirements |
| Rated Peak Withstand Current (Ip) | Corresponds to Ik value |
| Operating Mechanism | Manual (standard) / Motorized (optional) |
| Insulation Level | Designed for 126kV systems, suitable for outdoor pollution degrees |
| Mounting | Pole-mounted structure or for substation installation |
| Fuse Link Type | High-voltage current-limiting fuse compatible with the disconnector |
Benefits for Your Distribution Network:
- Enhanced Safety: The clear isolation point and fuse protection significantly reduce risks for maintenance crews and protect valuable assets from fault currents.
- Improved Grid Reliability: By allowing safe isolation and providing fault protection, it helps maintain service continuity and facilitates quicker restoration after incidents.
- Operational Flexibility: The ability to disconnect and isolate sections enables efficient maintenance, network reconfiguration, and load management.
- Cost-Effective Solution: Combining switching, isolation, and protection in one device can be more economical than separate components and simplifies system design.
- Durability & Long Lifecycle: Built for outdoor endurance, it reduces the need for frequent replacements, offering a long-term return on investment.
Jinhua Dika Electrical Equipment Co., Ltd. operates under an ISO9001 certified quality management system, ensuring that every GW4-126D Disconnector meets stringent standards of design, manufacturing, and testing. With an annual export value ranging between US$1 Million and US$1.5 Million, we have successfully supplied our products to diverse markets across North America, South America, Europe, Asia, Africa, and Oceania, demonstrating our global reach and customer trust. Our team of 11-50 dedicated professionals is committed to delivering products that enhance the safety and efficiency of power distribution networks. We ship from major Chinese ports like Shanghai, Tianjin, Guangzhou, and Ningbo, ensuring smooth logistics. When you choose the GW4-126D, you are selecting a product backed by manufacturing expertise, quality certification, and proven international performance. Contact us today to discuss how this robust disconnector can strengthen your high-voltage distribution infrastructure.
Frequently Asked Questions (FAQ)
-
What is the primary application of the GW4-126D Outdoor Disconnector?
It is primarily used in overhead power distribution networks at 126 kV voltage level. Its main roles are to safely isolate circuit sections for maintenance, switch load currents under normal conditions, and provide overcurrent protection via its integrated fuse. -
Can this disconnector be operated remotely?
Yes, while a manual operating mechanism is standard, a motorized drive option is available. This allows for remote operation, integration with SCADA systems, and automated control, enhancing operational flexibility. -
How does the fuse protection function work?
The device houses a high-voltage current-limiting fuse link. During a fault (e.g., short circuit), the fuse element melts rapidly, creating an arc that is extinguished within the fuse tube, thereby interrupting the fault current and protecting the downstream circuit. -
What are the typical installation methods?
It is designed for outdoor installation. Common methods include mounting on transmission poles/towers or installing within outdoor substation yards. The specific mounting structure can be adapted to project requirements. -
Is the rated current fixed or customizable?
The rated normal current (Ir) is customizable. Common standard values are 630A and 1250A, but other ratings can be provided based on your system's load current requirements. -
What environmental conditions can it withstand?
It is built for outdoor service, designed to resist factors like rain, snow, high humidity, wide temperature ranges, solar radiation, and certain levels of airborne pollution. Specific IP ratings and climatic class details are available upon request. -
How is maintenance performed on this device?
Maintenance primarily involves periodic visual inspection, checking mechanical operation, and replacing the fuse link after it has operated. The design facilitates safe and relatively straightforward access for these tasks. -
What quality assurance does the manufacturer provide?
Jinhua Dika Electrical Equipment Co., Ltd. holds ISO9001 certification for its quality management system. This ensures consistent processes in design, production, inspection, and testing, providing assurance of product reliability and performance.
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1Yr
Business Type
Manufacturer
Annual Export Value
US$1 Million - US$1.5 Million
Total Employees
11 - 50 People
Product Certifications
ISO9001
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