One piece AC current transformer with a core diameter of 20 mm designed for indoor use. It is an open type unit rated to handle currents up to 5 A, suitable for mounting in electrical installations and current metering setups. Key features and benefits - 50 Hz operation for standard indoor electrical systems and meters - Open type design for easy installation around conductors without disconnecting wiring - Compact 20 mm diameter core fits in tight panels and switchgear - Converts 0-20 mA input current signals to a 0-24 V DC output, enabling direct connection to DC meters, controllers, or data acquisition systems - Compatible with 3-phase systems up to 200 A AC, providing a practical solution for modern electrical networks - Mountable form factor supports straightforward integration into existing installations - Built to meet current conversion and measurement needs with reliable monitoring and control Attributes emphasized - Function: current transformer for monitoring and signaling, with a 0-24 V DC output from a 0-20 mA input range - Compatibility: suitable for indoor use, 50 Hz systems, and 3-phase configurations up to 200 A AC - Size and design: 20 mm core diameter, open type for simple installation around conductors - Performance: accurate current conversion suitable for meters, PLCs, controllers, and other measurement devices 2-3 practical use scenarios - Scenario 1: Industrial control panel monitoring Install the transformer around a phase conductor in a 3-phase power cabinet. Use the 0-24 V DC output to feed a PLC or digital meter, enabling accurate, real-time tracking of currents up to 200 A per phase. - Scenario 2: Building automation and energy management Use in retrofit or new installations to monitor electrical loads in commercial buildings. The 0-24 V DC signal can be routed to a building management system for energy usage analytics and demand control. - Scenario 3: Laboratory testing and instrumentation Integrate into a test bench to measure device current consumption up to 200 A AC. The 0-24 V DC output provides a convenient signal for data loggers, DAQs, or test instrumentation, facilitating precise current characterization. This transformer is designed to provide accurate current conversion and dependable measurement capability while offering straightforward installation and broad compatibility with common measurement and control systems.