# 3 Phase Type 2 SPD BR30FU 30kA Surge Protection Device

## Introduction to Surge Protection Devices

Surge Protection Devices (SPDs) are essential components in modern electrical systems, designed to protect equipment from voltage spikes and transient surges. The 3 Phase Type 2 SPD BR30FU 30kA is a robust solution for commercial and industrial applications where reliable surge protection is critical.

## Key Features of BR30FU 30kA SPD

The BR30FU model offers several important features that make it stand out among surge protection devices:

• 30kA maximum discharge current per phase
• Three-phase protection in a compact unit
• Type 2 classification according to IEC 61643-11
• Thermal disconnector for safe operation
• Visual status indication
• Compact DIN rail mounting design

## Technical Specifications

Electrical Characteristics

The BR30FU provides:

• Nominal voltage: 400V AC
• Maximum continuous operating voltage: 440V AC
• Voltage protection level (Up): ≤2.5kV
• Response time: <25ns

Mechanical Characteristics

The device features:

• DIN rail mounting (35mm)
• Compact dimensions: 90x72x65mm
• Operating temperature range: -40°C to +80°C

## Installation and Applications

Installation Guidelines

For optimal performance:

• Install close to the equipment being protected
• Use appropriate cross-section cables (min. 6mm²)
• Ensure proper earthing connection
• Follow local electrical codes and regulations

Typical Applications

The BR30FU is ideal for:

• Industrial control panels
• Commercial building distribution boards
• Data centers and telecom installations
• Manufacturing facilities
• Renewable energy systems

## Maintenance and Monitoring

Regular inspection of the SPD is recommended to ensure continued protection. The visual status indicator provides immediate feedback on the device’s condition. Replacement should be performed when the indicator shows end-of-life status or after a significant surge event.

## Conclusion

The 3 Phase Type 2 SPD BR30FU 30kA offers reliable protection against transient overvoltages in three-phase systems. With its high discharge capacity, compact design, and clear status indication, it provides an excellent solution for protecting valuable electrical equipment in demanding environments.