Learn how to wire a Hager surge protection device with our detailed wiring diagram and protect your electrical system from power surges.. Hager surge protection devices are one of the most trusted names when it comes to protecting electronic equipment from voltage-related over-currents. They are designed to help protect electrical wiring from surges in both single-phase and three-phase systems.
Download all the product documentation you need from catalogues, to technical manuals or commercial brochures about Hager solutions.. Move the main switch over 2 modules and clip the Surge protection device on the right hand side of the main switch. Loosen the bottom terminals on the Main switch and Surge protection device and insert the busbar into the rectangle slots above the cage terminals.