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

The 30FU 30kA 3 Phase 2 SPD (Surge Protective Device) is a high-performance solution designed to protect electrical systems from transient overvoltages. This device is particularly suitable for industrial and commercial applications where reliable surge protection is critical. Below, we explore its technical specifications and common use cases.

## Technical Specifications

The 30FU 30kA 3 Phase 2 SPD boasts the following key features:

– Maximum Discharge Current (Imax): 30kA per phase
– Nominal Discharge Current (In): 15kA per phase
– Voltage Rating: Suitable for 3-phase systems (e.g., 400V AC)
– Protection Modes: Line-to-Line (L-L) and Line-to-Ground (L-G)
– Response Time: Less than 25 nanoseconds
– Operating Temperature Range: -40°C to +85°C
– Enclosure: Robust, flame-retardant housing
– Certifications: Compliant with IEC 61643-11 and UL 1449 standards

## Applications

The 30FU 30kA 3 Phase 2 SPD is widely used in various industries to safeguard sensitive equipment and ensure uninterrupted operations. Some common applications include:

– Industrial Facilities: Protects machinery, control systems, and automation equipment from power surges.
– Commercial Buildings: Ensures the safety of HVAC systems, elevators, and lighting systems.
– Data Centers: Shields servers, networking equipment, and storage devices from transient voltages.
– Renewable Energy Systems: Provides surge protection for solar inverters and wind turbine controllers.
– Healthcare Facilities: Safeguards medical equipment and critical infrastructure.

## Installation and Maintenance

Proper installation and regular maintenance are essential for optimal performance. The 30FU 30kA 3 Phase 2 SPD should be installed by a qualified electrician, ensuring correct wiring and grounding. Periodic inspections and testing are recommended to verify its functionality and replace it if necessary.

## Conclusion

The 30FU 30kA 3 Phase 2 SPD is a reliable and efficient solution for protecting electrical systems against transient overvoltages. Its robust design, high discharge capacity, and compliance with international standards make it an ideal choice for a wide range of applications. By investing in this surge protective device, businesses can minimize downtime, reduce equipment damage, and enhance overall system reliability.