# Lightning Protection Device BR 30FU 4P 30KA SPD

## Introduction to BR 30FU 4P 30KA SPD

The BR 30FU 4P 30KA SPD (Surge Protection Device) is a high-performance lightning protection solution designed to safeguard electrical systems from transient overvoltages caused by lightning strikes or switching operations. This 4-pole device offers a maximum discharge current of 30kA, making it suitable for various industrial and commercial applications.

## Key Features of the BR 30FU SPD

The BR 30FU series stands out with several important features:

• 30kA maximum discharge current (Imax)
• 4-pole design for comprehensive protection
• Compact and modular construction
• Visual status indication
• Thermal disconnection for enhanced safety
• Compliance with international standards

## Technical Specifications

Electrical Characteristics

The device offers:

• Nominal voltage: 230/400V AC
• Maximum continuous operating voltage: 275/440V AC
• Voltage protection level (Up): ≤1.5kV
• Response time: <25ns

Mechanical Characteristics

The physical attributes include:

• Compact DIN rail mounting
• Standard module width
• Easy installation and replacement
• Robust housing material

## Installation Guidelines

Proper Mounting

For optimal performance:

• Install close to the equipment being protected
• Ensure proper earthing connection
• Follow manufacturer’s wiring recommendations
• Use appropriate cross-section cables

Maintenance Considerations

Regular checks should include:

• Visual inspection of status indicators
• Verification of connection integrity
• Checking for any signs of damage
• Replacement after significant surge events

## Applications

The BR 30FU 4P 30KA SPD is ideal for:

• Main distribution boards
• Industrial control systems
• Telecommunication equipment
• Commercial buildings
• Critical infrastructure

## Conclusion

The BR 30FU 4P 30KA SPD provides reliable protection against electrical surges, ensuring the safety and longevity of connected equipment. Its robust design and high discharge capacity make it a preferred choice for professionals seeking effective lightning protection solutions.

Always consult with a qualified electrician or follow local electrical codes when installing surge protection devices to ensure proper operation and safety.