Weidmueller VPU AC FB 16-6

The VPU AC FB 16-6 is a surge protection device for alternating current (AC) systems. The "FB" typically refers to a feature such as a fuse block or finger-safe design for enhanced safety and ease of use. The "16-6" likely indicates a specific current rating (16A) and possibly a voltage or system configuration (6), making it suitable for protecting AC electrical installations from transient overvoltages caused by lightning or electrical surges. It helps ensure the stability and longevity of connected equipment.