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Help CenterGN27-40.5/1250A 10KV Outdoor HV Knife Switch Isolator With 40.5KV Rated Voltage
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As a specialized manufacturer of electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. proudly presents the GN27-40.5/1250A Outdoor High Voltage Knife Switch Isolator. Engineered for demanding power distribution networks, this isolator ensures reliable circuit isolation and safety in 10kV systems. With our ISO9001 certified production processes and a strong export presence across North America, Europe, Asia, and beyond, we deliver robust solutions trusted by utilities and industrial clients worldwide. This product exemplifies our commitment to providing durable, high-performance switching equipment for critical infrastructure.
Core Features & Technical Advantages:
- Robust Construction: Designed for harsh outdoor environments, featuring corrosion-resistant materials and weatherproof insulation to ensure long-term operational integrity.
- High Breaking Capacity: Efficiently isolates circuits under load conditions, providing clear visible break points for enhanced safety during maintenance.
- Precision Engineering: Ensures low contact resistance and minimal temperature rise during continuous operation at 1250A, optimizing energy efficiency.
- Simplified Operation: Manual operating mechanism offers straightforward, reliable switching with clear open/close indication.
- Versatile Mounting: Flexible installation options suitable for various substation configurations and overhead line applications.
Key Technical Specifications:
| Parameter | Value | Unit |
| Rated Voltage | 40.5 | kV |
| Rated Current | 1250 | A |
| System Voltage | 10 | kV |
| Power Frequency Withstand Voltage (1min) | 95 | kV |
| Lightning Impulse Withstand Voltage | 185 | kV |
| Mechanical Life | 2000 | Operations |
| Ambient Temperature Range | -25 to +40 | °C |
Benefits for Your Operations:
- Enhanced Safety: Provides clear isolation points, reducing arc risk and protecting personnel during line work.
- Reduced Downtime: Durable design minimizes maintenance needs and extends service intervals in demanding conditions.
- Cost Efficiency: Competitive pricing backed by direct manufacturing lowers total ownership costs.
- Global Compliance: Manufactured to international standards (IEC/GB), suitable for diverse grid requirements.
Backed by Jinhua Dika's decade-long expertise in electrical equipment manufacturing and a proven export track record (US$1M - US$1.5M annually), the GN27 isolator represents a reliable choice for global power infrastructure. Our products reach clients in over 15 markets worldwide, supported by efficient logistics from major Chinese ports like Shanghai, Tianjin, Guangzhou, and Ningbo. With a dedicated team of 11-50 professionals ensuring strict ISO9001 quality control, we guarantee product consistency and performance. Choose this isolator for uncompromising safety, durability, and value in your high-voltage systems. Contact us today for detailed quotations or customized technical solutions.
Frequently Asked Questions (FAQ):
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Q: Is this isolator suitable for coastal environments with high salinity?
A: Yes, its corrosion-resistant materials and protective coatings make it suitable for coastal and industrial areas. -
Q: Can it be motorized for remote operation?
A: The standard version is manual. Motorized operation is available upon request as a customization option. -
Q: What is the typical delivery lead time?
A: Standard products ship within 15-30 days ex-works. Contact us for exact timelines based on order volume. -
Q: Do you provide installation guidance?
A: Comprehensive installation manuals and basic technical support are included with every shipment. -
Q: Are spare parts readily available?
A: Yes, we maintain common spare parts inventory. Specific part requests can be fulfilled efficiently. -
Q: Does it come with grounding blades?
A: Grounding blades are optional. Please specify your requirement when ordering. -
Q: What maintenance is required?
A: Periodic visual inspection and lubrication of moving parts are recommended. Detailed maintenance schedules are in the manual. -
Q: Are test reports provided?
A: Routine test reports according to IEC/GB standards are available upon request.
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