Coredivided current transformer for accurate AC current measurement - Function and performance - Converts primary current to a safe, low current for measurement and monitoring - Accuracy class 0.5 AKH0.66K for reliable readings - Specifications at a glance - Diameter: 24 mm - Primary current rating: 100 A - Secondary current rating: 20 mA - Design and compatibility - Split-core (coredivided) design for installation around existing conductors without disconnecting wiring - Suitable for measurement and protection applications that accept a 20 mA secondary output - Practical use scenarios - Electrical distribution panels in factories or facilities to monitor a 100 A circuit with a 20 mA meter input - Building management and submetering projects for HVAC, lighting, or other large loads - Retrofit installations where existing wiring must remain intact while adding measurement capability Note on materials - Construction details such as materials are not specified in the provided specifications. The device is described by its function, accuracy class, size, and electrical ratings as listed above.