AdvaSense KECA 80 C260 Indoor Current Sensor Manual

This document describes the ABB AdvaSenseTM KECA 80 C260, a low-power passive current sensor based on the Rogowski coil principle for indoor medium voltage applications. It highlights the sensor's linear, coreless design, which enables a combined accuracy class of 0.5-A2/5P 31.5 kA for both metering and protection, and details its installation, linearity, and compatibility with modern IEDs.