Rogowski coil

English

Etymology

Named after Walter Rogowski.

Noun

Rogowski coil (plural Rogowski coils)

1. An electrical device for measuring alternating current (AC) or high-speed current pulses. It consists of a helical coil of wire with the lead from one end returning through the centre of the coil to the other end, so that both terminals are at the same end of the coil. The whole assembly is then wrapped around the straight conductor whose current is to be measured.