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Lightning Protection Device BR 30FU 4P 30KA SPD Technical Specifications
The BR 30FU 4P 30KA SPD is a high-performance lightning protection device designed to safeguard electrical systems from transient overvoltages caused by lightning strikes or switching operations. This article provides detailed technical specifications and features of this robust surge protection device.
Key Features
The BR 30FU 4P 30KA SPD offers several advanced features:
- 30kA maximum discharge current (Imax)
- 4-pole design for comprehensive protection
- Fast response time (<1ns)
- Thermal disconnector for safe operation
- Visual status indication
- Compact and modular design
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Voltage (Un) | 230/400V AC |
| Maximum Continuous Operating Voltage (Uc) | 320V AC |
| Nominal Discharge Current (In) | 15kA (8/20μs) |
| Maximum Discharge Current (Imax) | 30kA (8/20μs) |
| Voltage Protection Level (Up) | ≤1.5kV |
| Response Time | <1ns |
| Operating Temperature Range | -40°C to +80°C |
Installation and Application
The BR 30FU 4P 30KA SPD is designed for installation in main distribution boards to protect against direct or nearby lightning strikes. Its 4-pole configuration makes it suitable for TN-S, TN-C-S, and TT systems. The device should be installed by qualified electricians in accordance with local electrical regulations.
Safety and Compliance
This lightning protection device complies with international standards including:
- IEC 61643-11
- EN 61643-11
- UL 1449 (4th Edition)
The BR 30FU 4P 30KA SPD features a built-in thermal disconnector that automatically isolates the device from the circuit in case of failure, ensuring continued system safety.
Maintenance and Monitoring
The device includes visual status indicators to monitor its operational state. Regular inspection is recommended to ensure proper functioning, especially after significant electrical events. The modular design allows for easy replacement when necessary.