AKH0.66K Split-Core Current Transformer - Type and accuracy: split-core current transformer, class 0.5 - Model: AKH0.66K - Primary and secondary ratings: 40 A primary, 20 mA secondary - Size: bore diameter 10 mm - Design advantage: split-core construction allows installation around an existing conductor without disconnecting equipment - Function: provides an accurate AC current measurement for monitoring, metering, and protection applications - Compatibility and integration: suitable for connection to instruments and systems that accept a 20 mA secondary output - Key benefits: fast retrofitting on panels and cabinets, non invasive installation, reliable 0.5 accuracy for precise current monitoring, compact form factor - Practical features: robust measurement for electrical monitoring in small or crowded enclosures - Applications and use scenarios: - Retrofit an energy or power meter in an electrical panel by clamping around a single conductor up to 40 A to obtain accurate current readings - Monitor motor or equipment loads in industrial lines to detect overloads or abnormal current patterns - Integrate with building management systems or control relays to track current on HVAC, lighting, or other circuits for energy optimization - Important notes: ensure the conductor being measured is within the 10 mm bore and that the system is designed to accept a 20 mA secondary output for accurate readings