<b>Product overview</b><br>Split-core current transformer designed for exclusive use with Electrex ECT series instruments, including Femto D4 ECT (up to 400 A), Atto D4 ECT, Femto ECT net, Libra ECT and Lyra ECT net. Plastic housing with snap-on, screw-free closing system. Internal window diameter 35.9 mm. Accuracy class 0.5S. Secondary-circuit-opening protection included. High accuracy at low currents and powers enables applications in Power Quality monitoring and management.<br><br><b>Compatible with</b><br><ul><li>Femto D4 ECT (up to 400 A)</li><li>Atto D4 ECT</li><li>Femto ECT net</li><li>Libra ECT</li><li>Lyra ECT net</li></ul><br><br><b>Key features / technical specifications</b><br><ul><li>Type: Split-core current transformer</li><li>Series: ECT CTS</li><li>Internal window diameter: 35.9 mm</li><li>Accuracy class: 0.5S</li><li>Rated current: up to 400 A (depending on connected ECT instrument)</li><li>Protection: Secondary-circuit-opening protection</li><li>Housing material: Plastic</li><li>Closing system: Snap-on, screw-free</li><li>Application: Suitable for Power Quality monitoring due to high accuracy at low currents/powers</li></ul>