Extended Frequency Current Transformers

Extended frequency are current transformers with a wider operating range than standard 50/60 Hz systems, delivering accurate performance across a broad spectrum of frequencies, including harmonics up to the kilohertz range. It supports power quality and motor analysis applications by capturing distorted waveforms and higher-order harmonics for improved system visibility and energy performance.

AcuCT Hinged EF Series extended frequency CT.
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EXTENDED FREQUENCY CURRENT TRANSFORMER

AcuCT Hinged EF Series

Split-core CT with 50 Hz to 2 kHz frequency response designed for MCSA and ECSA applications. Select models are compliant to IEC 61869-2 Class 0.5 or 0.5% ratio error to ensure high fidelity harmonic capture, and high linearity during overloads. The compact design is ideal for easy installation in panels with spatial limitations.