Weidmueller VPU AC I 1 300/12.5 LCF

The VPU AC I 1 300/12.5 LCF is a voltage protection unit for AC systems. "1" indicates a single-phase protection setup. "300" refers to the voltage capacity, and "12.5" is likely the current rating or another key operational parameter. "LCF" could refer to a specific feature, such as low-frequency protection, load current filtering, or another specialized function. This unit is designed to safeguard equipment from voltage surges and fluctuations, commonly used in industrial and commercial settings.