# 30FU 30kA 3 Phase 2 SPD Technical Specifications and Applications

The 30FU 30kA 3 Phase 2 SPD (Surge Protective Device) is a robust and reliable solution designed to protect electrical systems from transient voltage surges. This device is particularly suitable for industrial, commercial, and residential applications where three-phase power systems are in use. Below, we delve into the technical specifications and applications of this SPD.

## Technical Specifications

The 30FU 30kA 3 Phase 2 SPD boasts a range of impressive technical features:

– Maximum Continuous Operating Voltage (Uc): 440V AC
– Nominal Discharge Current (In): 30kA (8/20μs)
– Maximum Discharge Current (Imax): 60kA (8/20μs)
– Voltage Protection Level (Up): ≤2.5kV
– Response Time: <25ns
– Number of Poles: 3 Phase + Neutral
– Operating Temperature Range: -40°C to +80°C
– Enclosure Rating: IP20
– Mounting: DIN Rail Mounting

## Applications

The 30FU 30kA 3 Phase 2 SPD is versatile and can be used in a variety of settings:

– Industrial Facilities: Protects machinery and equipment from voltage surges, ensuring uninterrupted operation.
– Commercial Buildings: Safeguards sensitive electronic equipment such as servers, computers, and communication systems.
– Residential Complexes: Ensures the safety of household appliances and electronics from transient surges.
– Renewable Energy Systems: Protects solar inverters and wind turbines from voltage spikes caused by lightning or grid fluctuations.

## Installation and Maintenance

Proper installation and regular maintenance are crucial for the optimal performance of the 30FU 30kA 3 Phase 2 SPD:

– Installation: The SPD should be installed by a qualified electrician, ensuring it is correctly connected to the electrical system. It is typically mounted on a DIN rail within the distribution board.
– Maintenance: Regular inspection and testing are recommended to ensure the SPD is functioning correctly. Any signs of wear or damage should prompt immediate replacement.

## Conclusion

The 30FU 30kA 3 Phase 2 SPD is an essential component for protecting electrical systems from transient voltage surges. Its robust design, high discharge capacity, and wide range of applications make it a reliable choice for various settings. By ensuring proper installation and maintenance, users can maximize the lifespan and effectiveness of this surge protective device.

For more information or to purchase the 30FU 30kA 3 Phase 2 SPD, contact your local electrical supplier or visit the manufacturer’s website.