The GW5-40.5 High Voltage Outdoor AC Disconnect Switch, manufactured by Jinhand Electrical in China, operates at 50Hz and is ideal for switching high-voltage lines under voltage and no-load conditions. This innovative switch features a user-friendly design that requires no welding for installation. With a double column V-shaped structure for automatic contact cleaning, high-strength ceramic insulators, and rust-free components, it ensures reliable performance in harsh environments. As a leading supplier and factory, Jinhand Electrical provides durable solutions for high-voltage applications.
1.User-Friendly Installation: Designed for easy installation without the need for welding, simplifying the setup process.
2.Enhanced Reliability: Features a double column V-shaped structure that automatically cleans contacts, improving overall contact reliability.
3.Durable and Maintenance-Free: Rotating parts are designed to be maintenance-free, ensuring long-lasting operation with minimal upkeep.
4.Rust-Free Operation: Constructed with hot-dip galvanized steel parts and oil-free self-lubricating shaft supports for reliable and rust-free performance.
5.High Pollution Resistance: The high-strength ceramic insulator is designed for strong pollution resistance and adaptability in harsh environments.
| Project | Unit | Parameter | ||||
| Rated voltage | kV | 40.5 | ||||
| Rated frequency | Hz | 50 | ||||
| Rated current | A | 630 | 1250 | 2000 | ||
| Rated short-time withstand current | kA | 20/25 | 25/31.5 | 31.5 | ||
| Rated peak withstand current | kA | 50/63 | 63/80 | 80 | ||
| Rated short-time power frequency withstand voltage | kv/min | 95/1(phase to phase,ground to ground,dry test) | ||||
| 118/1(phase to phase,ground to ground,dry test) | ||||||
| 95/1(interphase,wet test) | ||||||
| Rated lightning impulse withstand voltage | kV | 185/1(to the ground) | ||||
| 215(fracture surface) | ||||||
| Rated short-time withstand current duration | S | 4(isolation switch),2(grounding switch) | ||||
| Creepage | mm | ≥1256(E-grade anti fouling) | ||||
| Main circuit resistance | μΩ | ≤100 | ≤80 | |||
| Equipped with operatingmechanism | Human operation mechanism |
|
Main knife CS17-G5,groundknife CS17-G2(with single/double grounding switch) | |||
| CJ6 type,motor voltage AC380Vor DC220V,control voltage AC220V or DC220V,Auxiliary contacts 8 normally open and 8 normally closed(standard) | ||||||
| Electric motor operating mechanism |
|
CS17-G5(without grounding switch) | ||||
| Mechanical life | Times | 2000(isolating switch grounding switch) | ||||
1.Frequency and Usage: Operates at 50Hz, suitable for switching high-voltage lines under voltage and no-load conditions, and for isolating equipment during maintenance.
2.Versatile Current Handling: Capable of opening and closing very small capacitor currents and inductor currents, enhancing operational flexibility.
3.Advanced Contact Material: Touch fingers made from high-strength, high-conductivity, and high-elasticity materials to prevent issues caused by corrosion and heating.
4.Environmental Adaptability: Designed to meet operational requirements in high-altitude areas with large creepage distances for improved insulation performance.
1.Double-Column V-shaped Self-Cleaning Contact Structure: Automatically cleans contact surfaces during opening and closing, improving conductivity reliability and operational lifespan.
2.Welding-Free Modular Installation: Bolted connection design allows on-site assembly without welding, reducing installation complexity and construction requirements.
3.High-Altitude and Heavy Pollution Resistance: Equipped with large creepage distance, high-strength porcelain insulators, suitable for altitudes up to 3000 meters and Class IV polluted areas.
4.Optional Grounding Switch Configuration: Supports single or double grounding designs to meet different system grounding needs and enhance maintenance safety.
1.Fully Maintenance-Free Rotating Parts: Bushings made of self-lubricating composite materials require no periodic greasing, reducing maintenance workload.
2.Long Mechanical Life Design: Mechanical lifespan of 2000 operations, with contact materials resistant to corrosion and welding, extending maintenance intervals.
3.Modular Replacement Convenience: Core components such as insulators and contacts can be replaced individually, lowering overall maintenance costs.
4.No Auxiliary Power Required (Manual Type): Manual operating mechanism is fully mechanical, suitable for sites without control power.
1.Sectional Packaging for Transport: Porcelain insulators, operating mechanisms, and conductive loops are packed separately to prevent shipping damage and facilitate handling.
2.On-Site Assembly Guidance: Provides detailed assembly drawings and videos, with remote technical support to shorten installation time.
3.Adaptable Mounting Base: Base design compatible with various concrete poles or steel structures, minimizing civil modification needs.
4.Global Export Experience: Products comply with IEC standards, complete with export documentation and multilingual installation manuals.
1.Full Hot-Dip Galvanized Anti-Corrosion Structure: All steel components are hot-dip galvanized, with a corrosion-resistant lifespan of over 30 years.
2.High-Strength Porcelain Insulators: High bending strength, excellent anti-pollution flashover performance, tested through multiple thermal cycling and mechanical load tests.
3.Optimized Conductive Loop Design: Contact fingers made of high-elasticity copper alloy ensure stable contact pressure and low loop resistance (≤80μΩ).
4.Wide-Temperature Operation Capability: Suitable for ambient temperatures from -40℃ to +40℃, with stable operating torque and no jamming.
1.CNC Machining and Automated Assembly: Key components processed with CNC machining for dimensional accuracy, assembly line equipped with torque-controlled tools.
2.Full-Process Quality Inspection: Each unit undergoes loop resistance tests, mechanical operation tests, power frequency, and impulse withstand voltage tests.
3.Eco-Friendly Surface Treatment: Uses chromium-free passivation and Dacromet processes, compliant with RoHS environmental requirements.
4.Traceability Management System: Each batch of insulators and operating mechanisms has a unique serial number for full traceability from raw materials to finished products.
With more than ten years of industry experience, Jinhand has established itself as one of China’s leading manufacturers and suppliers of electrical equipment. Our factory utilizes various advanced technologies and equipment, and we invite you to purchase our high-grade, competitively priced China-made products.
Address
No. 188, Wei 15th Road, Yueqing City, Wenzhou City, Zhejiang Province, China
