The 500 Series is a premium family of surge protection devices offering individually fused MOV (Metal Oxide Varistor) arrays. This "True Surge" tested design provides redundancy and high survivability to repetitive impulses.
510 line of products may be modular or non-modular and is available at surge current ratings up to 250kA per mode or 500kA per phase. Available options include a transient counter and/or internal disconnect switch.
UL 1449 3rd Ed. Type 1 Listed