Audience
Electrical contractors, engineers, and designers who need to perform compliant cable sizing and circuit calculations
About CableCalc BS7671 18-2
CableCalc BS7671 is advanced electrical calculation and design software aligned with the latest BS7671:2018+A2:2022 Requirements for Electrical Installations (IET Wiring Regulations 18th Edition Amendment 2) that helps professionals size cables, evaluate circuits, and design distribution board projects with precision. It supports both single- and three-phase calculations for radial, ring, and sub-main circuits, calculating voltage drop, disconnection time, fault current, earth fault information, overload, short-circuit parameters, and correction factors such as temperature and grouping. It offers comprehensive databases of copper cables and protective devices to streamline selection and includes tools to generate detailed calculation documents, schedules, single-line diagrams, and schematic drawings for jobs ranging from simple circuits to multi-distribution board projects.