CTD1X805AXXX is a cable and bus-bar type AC current transformer designed for DIN-rail, bus-bar, and panel mounting applications. It features 0.5 class accuracy with rated primary currents ranging from 50 to 300 A and selectable secondary current outputs of 1 A or 5 A. The transformer operates at frequencies from 48 to 62 Hz with a maximum system voltage of 0.72 kV and rated insulation level of 3 kV/1 min. @ 50 Hz. It includes removable DIN-rail mounting holders, panel fixing clips, double screw terminals supporting up to 8-wire connections, and sealable terminal block covers for enhanced safety. The device is housed in ABS self-extinguishing material (UL 94 V-0) and is approved to EN61869-2 standards with CE, cUrus, and CSA certifications. This transformer is ideal for electrical measurement and protection systems in industrial and commercial installations where accurate current monitoring and isolation are required.