Patent ID: 9520254
Filing Date: 2016-12-13
CPC Classification: G01K,H01F,H01H,H02H

Claim Text:
1. A circuit interrupter comprising: a first terminal; a second terminal; a plurality of busbars electrically connecting the first and second terminals; separable contacts moveable between a closed position and an open position, the first and second terminals being electrically disconnected from each other when the separable contacts are in the open position; an operating mechanism structured to open said separable contacts; an actuator structured to cooperate with said operating mechanism to trip open said separable contacts; a printed circuit board Rogowski coil structured to sense a current flowing between the first and second terminals; a current transformer structured to harvest power from the current flowing between the first and second terminals; and an electronic trip unit including: wherein one of the plurality of busbars includes a U-shaped section, and wherein the current transformer and the printed Rogowski coil encircle one side of the U-shaped section and the thermal trip assembly is disposed against another side of the U-shaped section.