Electrical appliances with an input or output voltage between 50V and 1000V AC or 75V DC are normally covered by the “Low-Voltage Directive”. This Directive defines the safety objectives to be met by electrical appliances. For which devices? The normal line voltage in Belgium is 230V. Buildings Industrial Automation Grid Digitization Tools and Resources View all software Services Featured Services SE Advisory Services Assets and System Services Training Services View all services View all spare parts View all customer success stories Solutions Industries Domains Partners View. This chapter introduces the fundamentals of low and very low voltage electrical installations in Belgium. As a practical guide, our goal is to make essential standards understandable and accessible for safe and compliant installations. As a result. September 2019 establishing Book 1 on Low Voltage and Very Low Voltage Equipment, Book 2 on High tage Equipm en' is repla ed by the w ly 2022, 5 March 2023 a d 3 October 2024, t e ollowing amendments ar in well as activ of t e diagrams gro nnected with earth and the exposed conductive parts of. Maintenance Partners offers engineering services for mechanical and electrical rotating equipment (electric motors, pumps, generators, gearboxes, steam turbines, reciprocating compressors, turbo. Since 1919, the company Lemmens, specialized in metal cables in all their forms (galvanized, clear. STEVO Electric was founded in 1999 to distribute both high and low voltage test equipment for the energy sector in the Be-Lux region.