AKH0.66170 100II Current Transformer Specifications at a glance - Primary current: 5000 A - Secondary current: 5 A - Ratio: 4000/5 A What it does - Converts a high primary current into a standard 5 A secondary signal for measurement, protection, and monitoring devices - Enables connection to standard 5 A instrumentation, relays, meters, and data loggers - Provides a simple, compatible way to monitor or protect high-current circuits without exposing measuring equipment to the full primary current Key attributes - Function: high-current to 5 A secondary conversion for accurate monitoring and protection - Compatibility: designed to work with 5 A input devices and protection schemes commonly used in electrical systems - Model family: part of the AKH0.66170 100II series - Performance: reliable, steady secondary current corresponding to the 4000/5 A ratio when the primary current is within rated levels Use scenarios - Protective relay integration in industrial switchgear where feeder currents reach up to 5000 A, allowing the relay to respond to accurate, scaled signals - Energy metering and submetering in large facilities, enabling precise measurement with standard 5 A metering equipment - Test benches and development setups that require converting high-current signals to a 5 A input for data logging or instrumentation testing Notes - The specified primary and secondary currents, and the 4000/5 A ratio, define the exact signal conversion for safe and compatible instrumentation interfacing - Suitable for applications needing a direct, standard 5 A output from a high-current primary circuit