Digital planning of lightning protection system The professional planning and realisation of a comprehensive lightning and surge protection system can be rather complicated. Above all, because it is not a subject that most people deal with on a daily basis. Make planning easier with the various calculation programmes in DEHNsupport Toolbox - a software for electrical planning engineers, installers of lightning protection systems and electricians. 5 modules help you to evaluate the potential risk for structure You create a risk analysis and not only calculate required separation distances, but also the length of air-termination rods and earth electrodes. You get a clearly laid out plan with the appropriate protective devices for your project. Windows 7/8.1/10/11