Weidmueller VPU AC I 1 275/25 LCF S

The VPU AC I 1 275/25 LCF S is a voltage protection unit for AC systems. "1" indicates single-phase protection, "275" refers to the voltage capacity, and "25" represents the current rating or another operational parameter. "LCF" likely stands for low-frequency protection or load current filtering. The "S" could indicate a specific feature, such as surge protection or a specialized setting. This unit is designed to protect electrical equipment from voltage surges or fluctuations, commonly used in industrial and commercial environments to ensure equipment safety and reliability.