This current transformer, designed for busbars, has a rated primary current of 400 A and a secondary current of 5 A. Opening: 23 mm x 33 mm. Compatible with a single output for rod: 20 mm x 30 mm. Load and accuracy class as follows: Class 0.5 maximum power: 1 VA. Plug-in current transformer, DC/DC converter, measurement current transformer, measuring transformer, current transformer, current measuring transformer, current measurement transformer, current measuring transformer, current transformer, transformer, converter, retrofit current transformer, cable retrofit current transformer, clamp transformer, clamp converter.