An ACB electrical device, or Air Circuit Breaker, is a high-capacity low voltage protective switching device used to protect main distribution circuits, bus couplers, and major feeder circuits in commercial and industrial installations. Lauritz Knudsen Electrical & Automation offers the OMEGA range of ACB electrical products, designed with Pollution Degree 4 protection for all environmental conditions, microprocessor-based releases with true RMS sensing, and modular accessories for easy customization. With over 50 years as a leading manufacturer of LV Switchgear, Lauritz Knudsen Electrical & Automation provides ACB electrical solutions for applications from renewable energy to critical infrastructure.