One-piece AC transformer with a compact 20 mm diameter designed for indoor use. This open type unit has a current capacity of 5 A and operates at 50 Hz. Designed for mounting on a power meter, it can handle four 20 mA signals and 12 V DC signals, providing flexible current measurement and signal conversion in metering setups. Three-phase capability allows handling of currents from 0 to 150 A AC, making it suitable for larger loads in three-phase systems. Reliability and accuracy are built in to support dependable current transformation in electrical systems, contributing to precise monitoring and control. Engineered for applications involving current measurement and signal conversion, such as power meters, to meet the needs of metering and signal processing tasks. Benefits and key attributes - Function: Accurate current transformation for metering and signal conversion in indoor environments. - Compatibility: Mounts on power meters; supports 4 x 20 mA signaling and 12 V DC signaling paths. - Size: Compact 20 mm diameter, suitable for space-constrained meter panels and cabinets. - Type and construction: Open type design suitable for indoor use and easy integration with existing metering hardware. - Performance: Rated for 5 A current capacity and 50 Hz operation; 3-phase capable for 0-150 A AC applications. Use scenarios - Three-phase energy monitoring in commercial or industrial facilities: Install in the meter cabinet to measure phase currents up to 150 A AC, providing accurate current data for energy accounting and system analytics. - Signal conditioning in control panels: Use the transformer to accommodate four 20 mA control loops and 12 V DC sensor signals, enabling reliable current measurement and signal conversion for automation equipment. - Metering and electrical system upgrades: Implement in indoor metering installations to deliver precise current transformations essential for accurate readings and integration with monitoring or data acquisition systems. This transformer delivers a reliable, compact solution for current measurement and signal conversion in power meters and related electrical systems.