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25ka Surge Arrester 25GR 4P Type 1 Technical Specifications and Features
Introduction
The 25ka Surge Arrester 25GR 4P Type 1 is a high-performance surge protection device designed to safeguard electrical systems from transient overvoltages. This arrester is engineered to meet the demands of industrial and commercial applications, ensuring reliable protection against lightning strikes and power surges.
Key Features
The 25ka Surge Arrester 25GR 4P Type 1 offers several advanced features:
- High Discharge Capacity: With a nominal discharge current of 25kA, it provides robust protection against high-energy surges.
- Type 1 Classification: Complies with IEC 61643-11 standards, making it suitable for installation at the service entrance.
- 4-Pole Design: Protects all phases and the neutral conductor, ensuring comprehensive system coverage.
- Durable Construction: Built with high-quality materials for long-term reliability in harsh environments.
- Visual Status Indicator: Allows for easy monitoring of the arrester’s operational status.
Technical Specifications
Below are the detailed technical specifications of the 25ka Surge Arrester 25GR 4P Type 1:
| Parameter | Value |
|---|---|
| Nominal Discharge Current (In) | 25kA |
| Maximum Discharge Current (Imax) | 50kA |
| Voltage Protection Level (Up) | ≤ 2.5kV |
| Rated Voltage (Uc) | 255V AC |
| Operating Temperature Range | -40°C to +80°C |
| Protection Class | IP20 |
Applications
The 25ka Surge Arrester 25GR 4P Type 1 is ideal for a wide range of applications, including:
- Industrial power distribution systems
- Commercial buildings and data centers
- Telecommunication infrastructure
- Renewable energy installations
Installation and Maintenance
For optimal performance, follow these installation and maintenance guidelines:
- Install the arrester at the service entrance or main distribution panel.
- Ensure proper grounding to maximize surge dissipation.
- Regularly inspect the visual status indicator to confirm the device’s functionality.
- Replace the arrester if the status indicator shows a fault or after a significant surge event.
Conclusion
The 25ka Surge Arrester 25GR 4P Type 1 is a reliable and efficient solution for protecting electrical systems from
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