Weidmueller VPU AC I F 3+1 275/25

The VPU AC I F 3+1 275/25 is a voltage protection unit for AC systems, providing three-phase plus neutral protection ("3+1"). "F" may indicate a feature related to frequency or filtering, while "275" refers to the voltage capacity, and "25" denotes the current rating or another key operational parameter. This unit is designed to protect electrical equipment from voltage surges, fluctuations, or frequency-related issues, and is commonly used in industrial and commercial settings to ensure the reliability and safety of electrical systems.