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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 caused by lightning strikes or switching operations. This arrester is engineered to meet stringent industry standards, ensuring reliable protection for both residential and commercial applications.
Key Features
- High Discharge Capacity: Capable of handling up to 25kA of surge current, making it ideal for areas with high lightning activity.
- Type 1 Classification: Complies with Type 1 standards, providing protection against direct lightning strikes.
- 4-Pole Design: Offers comprehensive protection for all phases and the neutral line in a 3-phase system.
- Durable Construction: Built with robust materials to ensure longevity and consistent performance.
- Visual Status Indicator: Features an easy-to-read indicator to monitor the operational status of the arrester.
Technical Specifications
| Parameter | Value |
|---|---|
| Maximum Continuous Operating Voltage (Uc) | 320V AC |
| Nominal Discharge Current (In) | 10kA (8/20μs) |
| Maximum Discharge Current (Imax) | 25kA (8/20μs) |
| Voltage Protection Level (Up) | ≤1.5kV |
| Response Time | ≤100ns |
| Operating Temperature Range | -40°C to +80°C |
Applications
The 25ka Surge Arrester 25GR 4P Type 1 is suitable for a wide range of applications, including:
- Industrial power distribution systems
- Commercial buildings and data centers
- Residential complexes with high lightning exposure
- Telecommunication and utility infrastructures
Installation and Maintenance
For optimal performance, the surge arrester should be installed by a qualified electrician in accordance with local electrical codes. Regular inspection and testing are recommended to ensure the device remains functional. The visual status indicator simplifies maintenance by providing immediate feedback on the arrester’s condition.
Conclusion
The 25ka Surge Arrester 25GR 4P Type 1 is a reliable and robust solution for protecting electrical systems against transient overvoltages. With its high discharge capacity, durable design, and compliance with Type 1 standards, it offers peace of mind in environments prone to lightning strikes and electrical surges.
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